AUDI (1995 – 2008) OBD1 Codes

Model:	A3/Quattro 2.0/3.2L • A4/A4 Cabriolet 1.8L Turbo • A4/A4 Cabriolet 2.0/2.8/3.0/3.2L • A5 3.2L • A6 2.8/3.0/3.2/4.2L • A6/allroad 2.7L Turbo A8/Quattro 3.2/3.7/4.2/6.0L • Q7 3.6/4.2L • R8 4.2L • RS4 4.2L • RS6 4.2L • S4 2.7L Turbo • S4 4.2L • S4 Cabriolet 4.2L • S5 4.2L S6 3.2L • S6/RS6 4.2/5.2L • S8 4.2/5.2L • TT/TT Roadster 1.8L Turbo TT/TT Roadster 2.0/3.2L
Year:	1995-08
Engine identification:	1Z, AAH, AAT, ABC, ABK, ABZ, ACK, ACZ, ADA, ADP, ADR, AEB, AEC, AEH, AEL, AEW, AFB, AFF, AFN, AFY, AGA, AGB,AGN, AGR, AGU,AHA, AHC, AH AHH,AHK, AHL, AHU, AJG, AJL, AJM, AJP, AJQ, AKB, AKE, AKG, AKH, AKJ, AKL, AKN, ALF, ALG, ALH, ALW, AMB, AMF,AMU, ANA, ANP, ANY, APB, APF, APG, APP, APR, APS, APT, APU, APX, AP APZ, AQA, AQD, AQF, AQG, AQH, ARE, ARG, ARJ, ARM, ART, ARU, ARY, ARZ, ASJ, ASV, ATC, ATJ, ATQ, AUA, AUM, AUQ, AUX, AVG, AVK, AW, AWN, AWP, AXX, AYS, AZR, BCY, BEA, BEL, BAM, BAR, BAS,BOD, BFM, BGN, BHE, BHF, BHK, BKH, BNK, BNS, BPG, BPY, BSB, BSM, BUB, BVJ, BWA, BWT, BXA, BYH,CALA, CAUA, CBRA
System:	Bosch EDC/1.3.1/2/3/1.4 • Bosch EDC 15M/PN • Bosch Motronic • Bosch Motronic M2.4.1 • Bosch Motronic M3.2/3.2.1 • Bosch Motronic M3.8.2/3/4 • Bosch Motronic M5.4/.1 • Bosch Motronic M5.9.2F • Bosch Motronic ME7.0/7.1/7.1.1/7.5/7.5.1/7.5.10 • Bosch Motronic MED9.1 • Bosch MSA 12/15.5 • Siemens Simos • Siemens 8.2 VAG Digifant ML5.7 • VAG MPI

General information

Carry out road test for at least 10 minutes. o Automatic transmission in ‘P’ or ‘N’.
If engine does not start: Crank engine for 6 seconds. Leave ignition switched ON.
Data link connector (DLC) – 2-pin: (A) black, (B) brown/white.

Accessing and erasing

The engine control module (ECM) fault memory can only be accessed and erased using diagnostic equipment connected to the data link connector (DLC):

o A4/RS4/S4 2000-+, A6/S6/RS6/allroad 1997-> A8/S8 2002 -> fascia, driver’s side [1]
o Cabriolet – in underhood fusebox/relay plate [2]
o A4/S4 1994-00 – center console, rear [3]
o A6 -> 1997 – in underhood relay plate 19 o A8/S8 -+2002 – under front ashtray [4]
o A3/Quattro, A5/S5, R8, TI, Q7 -fascia, driver’s side [6]

NOTE: Self-diagnosis output using 4-digit trouble codes may not display all available diagnostic information (early models).

Trouble code identification

Scan code 5-digit	OBD·II code	Fault location	Probable cause
–	PO, P2,uo	Refer to OBD-11 trouble code tables	–
0	–	No fault found	–
263	–	Transmission control module (TCM) – incorrect signal	Wiring short to ground, TCM trouble code(s) stored, ECM
268	–	Idle speed control (ISC) actuator	Wiring, ISC actuator
281	–	Vehicle speed sensor (VSS)	Wiring, speedometer, VSS
282	–	Idle speed control (ISC) actuator/throttle motor	Throttle valve tight/sticking, wiring, multi-plug incorrectly wired, ISC actuator/throttle motor
305	–	Instrument panel, fuel consumption signal	Wiring, instrument panel
513 0	–	Crankshaft position (CKP) sensor	Air gap, metal particles, insecure sensor/rotor, wiring, CKP sensor
514	–	Crankshaft position (CKP) sensor	Air gap, insecure sensor/rotor, wiring, poor connection, CKP sensor
515	–	Camshaft position (CMP) sensor	Air gap, insecure sensor/rotor, wiring, poor connection, fuse, distributor/ camshaft alignment, CMP sensor
516	–	Closed throttle position (CTP) switch	Accelerator cable adjustment, CTP switch adjustment, throttle valve tight/sticking, wiring, CTP switch
518	–	Throttle position (TP) sensor	Wiring, poor connection, TP sensor
519	–	Manifold absolute pressure (MAP) sensor	TC wastegate regulating valve, hose connection(s), oil contamination, valve timing, poor connection, wiring, MAP sensor, ECM
520	–	Mass air flow (MAF) sensor	Wiring, MAF sensor
521	–	Mixture adjustment resistor	Wiring, mixture adjustment resistor
522	–	Engine coolant temperature (ECT) sensor	Wiring, poor connection, ECT sensor
523	–	Intake air temperature (IAT) sensor	Wiring, poor connection, IAT sensor
524	–	Knock sensor (KS) 1	Wiring, KS, ECM
525	–	Heated oxygen sensor (H02S) 1 – implausible signal	Wiring, H025, heating inoperative, fuel level low
526	–	Stop lamp switch	Wiring, stop lamp switch
527	–	Intake air temperature (IAT) sensor	Wiring, poor connection, IAT sensor
528	–	Barometric pressure (BARO) sensor	Wiring, BARO sensor
529	–	Crankshaft position (CKP) sensor	Wiring, CKP sensor
530	–	Idle speed control {ISC) actuator/position sensor	Wiring, poor connection, multi-plug incorrectly wired, ISC actuator/position sensor
532	–	Engine control module (ECM) – supply voltage	Fuse, alternator, battery, current draw with ignition OFF, engine control relay, wiring
533	–	Idle speed control (ISC)	Intake leak/blockage, throttle valve tight/sticking, lAC valve or ISC actuator/position sensor
534	–	Engine oil temperature (EOT) sensor	Wiring, EOT sensor
535	–	Engine control module (ECM) – knock control 1	Wiring, KS, ECM
536	–	Engine control module (ECM) – knock control 2	Wiring, KS, ECM
537	–	Heated oxygen sensor (H02S) – lambda control	CO adjustment, heating inoperative, intake/exhaust leak, misfire, fuel level low, fuel pressure/pump, injector(s), EVAP canister purge valve, MAP sensor, MAF sensor filament burn-off, wiring, H02S
539	–	Fuel temperature sensor	Wiring, fuel temperature sensor
540	–	Knock sensor (KS) 2	Wiring, KS, ECM
542	–	Injector needle lift sensor	Air in fuel system, fuel level low, wiring, injector needle lift sensor
543	–	Maximum engine RPM exceeded	Incorrect gear shift, CKP/RPM sensor, AT fault, ECM
544	–	Maximum boost pressure exceeded	Hoses interchanged/not connected, hoses blocked/leaking, TC wastegate actuator/regulating valve, BARO sensor
545	–	ECMrrCM electrical connection	TCM trouble code(s) stored, wiring, transmission fault
546	–	Data link connector (DLC) – defective	Wiring
549	–	Instrument panel, fuel consumption signal	Wiring short to positive, instrument panel
550	–	Start of injection – control	Wiring, fuel injection timing solenoid, injector needle lift sensor, air in fuel system, fuel level low, pump timing
552	–	Volume air flow (VAF) sensor	Intake leak, wiring, VAF sensor
553	–	Mass air flow (MAF) sensor	Intake leak, wiring, MAF sensor
554	–	Heated oxygen sensor (H02S) – lambda control	CO adjustment, heating inoperative, intake/exhaust leak, misfire, fuel level low, fuel pressure/pump, injector(s), EVAP canister purge valve, MAP sensor, MAF sensor filament burn-off, wiring, H02S
555	–	Heated oxygen sensor (H02S) 2 – implausible signal	Wiring, H02S, heating inoperative, fuel level low
557	–	Power steering presl>ure (PSP) switch – short toground	Wiring short to ground, PSP switch
560	–	Exhaust gas recirculation (EGR) – controldifference	Intake leak, EGR valve/solenoid
561	–	Mixture control (MC)	Trouble codes 00525/00533 stored, fuel level low, fuel pressure/pump, intake/exhaust leak, misfire, MAP sensor, MAF sensor filament burn-off, H02S, EVAP canister purge valve, injector(s), excessive fuel in engine oil
575	–	Intake manifold pressure	Intake leak/blockage, MAP sensor, MAF sensor, TC wastegate actuator/regulating valve, hoses interchanged/not connected, wiring
577	–	Knock control, cylinder 1 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
578	–	Knock control, cylinder 2 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
579	–	Knock control, cylinder 3 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
580	–	Knock control, cylinder 4 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
581	–	Knock control, cylinder 5 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
582	–	Knock control, cylinder 6 – control limit exceeded	Fuel pressure, misfire, intake leak, injector(s)
585	–	Exhaust gas recirculation temperature (EGRT) sensor	Wiring, EGRT sensor
586	–	Exhaust gas recirculation (EGR) system – control	EGR solenoid
609	–	Ignition amplifier, primary circuit 1	Wiring, ignition amplifier
610	–	Ignition amplifier, primary circuit 2	Wiring, ignition amplifier
611	–	Ignition amplifier, primary circuit 3	Wiring, ignition amplifier
624	–	A/C signal – compressor cut-in	Wiring, A/C system
625	–	Vehicle speed signal	Wiring, speedometer, VSS
626	–	Glow plug warning lamp	Wiring, glow plug warning lamp
627	–	Fuel filter water level sensor	Water in filter, wiring, fuel filter water level sensor
628	–	Fuel injection pump control module – engine stop malfunction	Wiring, fuel injection pump
635	–	Heated oxygen sensor (H02S) 1, bank 1 – heater circuit malfunction	Wiring, H02S
638	–	ECM/TCM electrical connection	Wiring, transmission fault
640	–	Oxygen sensor heater relay	Wiring, oxygen sensor heater relay
650	–	Clutch pedal position (CPP) switch – short to positive	Wiring short to positive, CPP switch
653	–	Transmission control module (TCM)/TR sensor – implausible TR signal	Wiring, transmission fault, poor connection
667	–	Outside air temperature signal	Wiring, instrument panel, AJC system, outside air temperature sensor
668	–	Engine control module (ECM) – supply voltage low	Battery, wiring, engine control relay
670	–	Idle speed control (ISC) actuator position sensor	Wiring, throttle valve, ISC actuator position sensor
671	–	Cruise control master switch	Wiring, cruise control master switch
740	–	Camshaft position (CMP) sensor	Wiring, CMP sensor
741	–	Stop lamp switch/brake pedal position (BPP) switch – implausible ratio	Wiring, both switch positions not synchronised, stop lamp switch, BPP switch
750	–	Malfunction indicator lamp (MIL) – circuit malfunction	ECM incorrectly coded, wiring, MIL
758	–	Secondary air injection (AIR) system	AIR solenoid/relay, wiring
765	–	Fuel quantity adjuster position sensor	Wiring, fuel injection pump
777	–	Accelerator pedal position (APP) sensor	Incorrectly adjusted, wiring, APP sensor
792	–	AIC pressure switch	Wiring, AJC pressure switch
1013	–	AIC compressor clutch, load signal	Wiring, AJC system
1025	–	Malfunction indicator lamp (MIL)	Wiring, MIL
1028	–	Engine coolant blower motor relay	Wiring, engine coolant blower motor relay
1044	–	Engine control module (ECM) – coding	Incorrectly coded
1050	–	Glow plug monitoring	Fuse, wiring, glow plug relay, glow plugs
1052	–	Fuel lever position sensor	Wiring, fuel lever position sensor
1087	–	Engine control module (ECM) – basic setting	Basic setting not completed, throttle valve tight/sticking
1088	–	Mixture control (MC)	Fuel level low, fuel pressure/pump, MAP sensor, MAF sensor, intake/exhaust leak, EVAP canister purge valve, excessive fuel in engine oil, injector(s)
1117	–	Alternator load signal	Wiring, alternator
1119	–	Gear recognition signal – AT	Wiring
1120	–	Camshaft position (CMP) control, bank 1 – mechanical fault	Wiring, fuse, CMP actuator
1121	–	Camshaft position (CMP) control, bank 2 – mechanical fault	Wiring, fuse, CMP actuator
1126	–	Engine RPM signal	Wiring, CKP/RPM sensor, instrument panel
1163	–	Backfire	Intake leak, wiring, ignition amplifier, injector(s)
1165	–	Idle speed control (ISC) actuator/throttle motor	Accelerator cable adjustment, throttle valve, wiring, ISC actuator/throttle motor, basic setting not carried out
1167	–	Full throttle stop solenoid	Wiring, full throttle stop valve
1168	–	Idle speed boost solenoid	Wiring, idle speed boost valve
1169	–	Door contact switch, driver’s	Wiring, door contact switch
1170	–	Fuel injection timing sensor	Wiring, fuel injection timing sensor
1177	–	Engine control module (ECM) – defective	ECM
1180	–	Engine/NC electrical connection	Wiring
1182	–	Mass air flow (MAF) sensor/throttle position (TP) sensor – signal variation exceeded	Throttle valve sticking, ISC actuator/throttle motor sticking/mechanically damaged, incorrect throttle control unit, intake leak between MAF sensor and throttle valve, air filter blocked
1183	–	Malfunction indicator lamp (MIL) – circuit malfunction	ECM incorrectly coded, wiring, MIL
1193	–	Engine coolant heater relay 1, low output	Wiring, engine coolant heater relay
1194	–	Engine coolant heater relay 2, high output	Wiring, engine coolant heater relay
1196	–	CAN data bus, TCM – incorrect signal	Wiring
1204	–	Engine coolant temperature (ECT) sensor	Wiring, ECT sensor
1208	–	Engine control module (ECM) – data changed	ECM
1209	–	Alternator speed signal	Wiring, alternator
1235	–	Secondary air injection (AIR) solenoid	Wiring, AIR solenoid
1237	–	Fuel shut-off solenoid	Wiring, fuel shut-off solenoid
1242	–	Engine control module (ECM) – output stages	Wiring, ECM controlled components
1243	–	Intake manifold air control solenoid	Wiring, intake manifold air control solenoid
1247	–	Evaporative emission (EVAP) canister purge valve	Wiring, fuse, EVAP canister purge valve
1249	–	Injector 1	Wiring, fuse, injector
1250	–	Injector 2	Wiring, fuse, injector
1251	–	Injector 3	Wiring, fuse, injector
1252	–	Injector 4	Wiring, fuse, injector
1253	–	Injector 5	Wiring, injector
1254	–	Injector 6	Wiring, injector
1257	–	Idle air control (lAC) valve	Wiring, lAC valve
1259	–	Fuel pump relay	Wiring, fuse, fuel pump relay
1262	–	Turbocharger (TC) wastegate regulating valve	Wiring, fuse, TC wastegate regulating valve
1265	–	Exhaust gas recirculation (EGR) solenoid	Wiring, EGR solenoid
1266	–	Glow plug relay	Wiring, glow plug relay
1268	–	Fuel quantity adjuster	Incorrectly set, wiring, fuel injection pump
1269	–	Fuel injection timing solenoid	Wiring, fuel injection timing solenoid
1282	–	Intake manifold air control solenoid	Wiring, intake manifold air control solenoid
1283	–	Intake manifold air control actuator	Wiring, intake manifold flap, intake manifold air control actuator
1312	–	CAN data bus – defective	Trouble code(s) stored in other system(s), wiring
1314	–	Engine control module (ECM), cruise control system – defective	ECM
1315	–	CAN data bus, TCM – no signal	TCM trouble code(s) stored, wiring, matching resistor in ECM
1316	–	CAN data bus, ABS – defective	ABS control module incorrectly coded, wiring
1317	–	CAN data bus, instrumentation	Trouble code(s) stored in other system(s), wiring, instrumentation control module
1318	–	Fuel injection pump control module	Data bus wiring, fuel injection pump
1321	–	CAN data bus, SRS	SRS control module trouble code(s) stored, wiring
1375	–	Engine mounting control solenoid, bank 1 &2	Wiring, engine mounting control solenoid
1376	–	Fuel injection pump position sensor	Wiring, fuel injection pump position sensor
1437	–	Throttle control unit – basic setting	Basic setting not carried out, CTP switch, ISC actuator/position sensor, TP sensor
1440	–	Fuel level signal	Wiring, instrument panel, fuel gauge tank sensor
1441	–	Fuel low level sensor	Wiring, fuel transfer pump, fuel level sensor
1442	–	Engine misfire – fuel pump housing empty	Fuel level low, fuel transfer pump
1575	–	Auxiliary drive – switched OFF	Auxiliary drive overloaded
1613	–	Fuel cooling pump relay – circuit malfunction	Wiring, fuel cooling pump relay
1656	–	SRS control module – crash signal	Wiring
1686	–	Engine coolant blower motor run-on relay	Wiring, engine coolant blower motor run-on relay
1695	–	Fuel temperature sensor – circuit malfunction	Wiring, fuel temperature sensor
16394	–	Camshaft position (CMP) actuator, intake/left/front, bank 1 – circuit malfunction	Wiring, CMP actuator
16395	–	Camshaft position (CMP), intake/left/front, bank 1 – timing over advanced/system performance	Valve timing, camshaft position (CMP) actuator
16396	–	Camshaft position (CMP), intake/left/front, bank 1 – timing over retarded	Valve timing, camshaft position (CMP) actuator
16398	–	Camshaft position (CMP) actuator, exhaust/right/rear, bank 1 – timing over advanced/system performance	Valve timing, camshaft position (CMP) actuator
16399	–	Camshaft position (CMP) actuator, exhaust/right/rear, bank 1 – timing over retarded	Valve timing, camshaft position (CMP) actuator
16414	–	Heated oxygen sensor (H02S) 1, bank 1, heater control – circuit malfunction	Wiring open circuit, H025
16415	–	Heated oxygen sensor (H02S) 1, bank 1, heater control – circuit low ·	Wiring short to ground, H025
16416	–	Heated oxygen sensor (H02S) 1, bank 1, heater control – circuit high	Wiring short to positive, H025
16474	–	Fuel metering solenoid – open circuit	Wiring open circuit, fuel metering solenoid
16475	–	Fuel metering solenoid – short to ground	Wiring short to ground, fuel metering solenoid
16476	–	Fuel metering solenoid – short to positive	Wiring short to positive, fuel metering solenoid
16485	–	Mass air flow (MAF) sensor, bank 1 – range/performance problem	Intake leak, wiring, MAF sensor
16486	–	Mass air flow (MAF) sensor, bank 1 – low input	Intake leak, air filter blocked, wiring short to ground, fuse, MAF sensor
16487	–	Mass air flow (MAF) sensor, bank 1 – high input	Wiring short to positive, ground wire defective, MAF sensor
16490	–	Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor – range/performance problem	Intake/exhaust leak, wiring, MAP sensor, BARO sensor
16491	–	Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor – low input	Wiring short to ground, MAP sensor, BARO sensor
16492	–	Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor – high input	Wiring short to positive, MAP sensor, BARO sensor
16496	–	Intake air temperature (IAT) sensor- low input	Wiring short to ground, IAT sensor
16497	–	Intake air temperature (IAT) sensor- high input	Wiring open circuit/short to positive, ground wire defective, IAT sensor
16500	–	Engine coolant temperature (ECT) sensor – range/performance problem	Coolant thermostat, poor connection, wiring, ECT sensor
16501	–	Engine coolant temperature (ECT) sensor – low input	Coolant thermostat, wiring short to ground, ECT sensor
16502	–	Engine coolant temperature (ECT) sensor – high input	Coolant thermostat, wiring open circuit/short to positive, ground wire defective, ECT sensor
16504	–	Throttle position (TP) sensor – circuit malfunction	Poor connection, wiring, TP sensor
16505	–	Throttle position (TP) sensor – range/performance problem	Poor connection, TP sensor
16506	–	Throttle position (TP) sensor – low input	Signal wire short to ground, supply wire defective, TP sensor
16507	–	Throttle position (TP) sensor – high input	Signal wire open circuit/short to positive, ground wire defective, TP sensor
16514	–	Heated oxygen sensor (H02S) 1, bank 1 – circuit malfunction	Heating inoperative, poor connection, wiring, H02S
16515	–	Heated oxygen sensor (H02S) 1, bank 1 – voltage low	Wiring short to ground, H02S
16516	–	Heated oxygen sensor (H02S) 1, bank 1 – voltage high	Wiring short to positive, H02S
16517	–	Heated oxygen sensor (H02S) 1, bank 1 – slow response	Heating inoperative, wiring, H02S
16518	–	Heated oxygen sensor (H02S) 1, bank 1 – no activity detected	Wiring open circuit, heating inoperative, H02S
16519	–	Heated oxygen sensor (H02S) 1, bank 1 – heater circuit malfunction	Fuse, wiring, H02S
16520	–	Heated oxygen sensor (H02S) 2, bank 1 – circuit malfunction	Heating inoperative, wiring, H02S
16521	–	Heated oxygen sensor (H02S) 2, bank 1 – low voltage	Wiring short to ground, exhaust leak, H02S
16522	–	Heated oxygen sensor (H02S) 2, bank 1 – high voltage	Wiring short to positive, H02S
16523	–	Heated oxygen sensor (H02S) 2, bank 1 – slow response	Heating inoperative, wiring, H02S
16524	–	Heated oxygen sensor (H02S) 2, bank 1 – no activity detected	Wiring, H02S
16525	–	Heated oxygen sensor (H02S) 2, bank 1 – heater circuit malfunction	Wiring, H02S
16534	–	Heated oxygen sensor (H02S) 1, bank 2 – circuit malfunction	Wiring, H02S
16535	–	Heated oxygen sensor (H02S) 1, bank 2 – low voltage	Wiring short to ground, H02S
16536	–	Heated oxygen sensor (H02S) 1, bank 2- high voltage	Wiring short to positive, H02S
16537	–	Heated oxygen sensor (H02S) 1, bank 2 – slow response	Heating inoperative, wiring, H02S
16538	–	Heated oxygen sensor (H02S) 1, bank 2 – no activity detected	Wiring, H02S
16540	–	Heated oxygen sensor (H02S) 2, bank 2 – circuit malfunction	Heating inoperative, wiring, H02S
16541	–	Heated oxygen sensor (H02S) 2, bank 2 – low voltage	Wiring short to ground, exhaust leak, H025
16542	–	Heated oxygen sensor (H02S) 2, bank 2 – high voltage	Wiring short to positive, H02S
16543	–	Heated oxygen sensor (H02S) 2, bank 2- slow response	Heating inoperative, wiring, H02S
16544	–	Heated oxygen sensor (H02S) 2, bank 2 – no activity detected	Wiring, H02S
16545	–	Heated oxygen sensor (H02S) 2, bank 2- heater circuit malfunction	Wiring, H025
16554	–	Fuel trim (FT), bank 1 – malfunction	lnt;: ke leak, AIR system, fuel pressure/pump, injector(s), EVAP canister purge valve, H02S
16555	–	System too lean, bank 1	Intake/exhaust leak, AIR system, MAP sensor, MAF sensor, fuel pressure/pump, injector(s), EVAP canister purge valve, H02S
16556	–	System too rich, bank 1	EVAP canister purge valve, fuel pressure, injector(s), H02S
16557	–	Fuel trim (FT), bank 2 – malfunction	Fuel pressure/pump, injector(s), AIR system, hose connection(s), intake leak
16558	–	System too lean, bank 2	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose connection(s)
16559	–	System too rich, bank 2	Fuel pressure, injector(s), EVAP canister purge valve
16575	–	Fuel rail pressure (FRP) sensor- range/performance problem	Wiring, FRP sensor
16576	–	Fuel rail pressure (FRP) sensor – low input	Wiring short to ground, FRP sensor
16577	–	Fuel rail pressure (FRP) sensor- high input	Wiring short to positive, FRP sensor
16578	–	Fuel rail pressure (FRP) sensor- circuit intermittent	Wiring open circuit, FRP sensor
16581	–	Engine oil temperature (EOT) sensor- low input	Wiring short to ground, EOT sensor
16582	–	Engine oil temperature (EOT) sensor- high input	Wiring short to positive, EOT sensor
16585	–	Injector 1 – circuit malfunction	Wiring, injector
16586	–	Injector 2 – circuit malfunction	Wiring, injector
16587	–	Injector 3 – circuit malfunction	Wiring, injector
16588	–	Injector 4 – circuit malfunction	Wiring, injector
16589	–	Injector 5 – circuit malfunction	Wiring, injector
16590	–	Injector 6 – circuit malfunction	Wiring, injector
16603	–	Engine over speed condition	Incorrect gear change
16605	–	Throttle position (TP) sensor B – range/performance problem	Wiring, TP sensor
16606	–	Throttle position (TP) sensor B – low input	Wiring short to ground, TP sensor
16607	–	Throttle position (TP) sensor B – high input	Wiring short to positive, TP sensor
16610	–	Accelerator pedal position (APP) sensor AlB – range/performance problem	Wiring, APP sensor
16611	–	Accelerator pedal position (APP) sensor A – low input	Wiring short to ground, APP sensor
16612	–	Accelerator pedal position (APP) sensor A – high input	Wiring short to positive, APP sensor
16614	–	Fuel pump relay – circuit malfunction	Wiring, fuel pump relay
16618	–	Engine boost condition – limit exceeded	Hose connection(s), wiring, TC wastegate regulating valve, TC wastegate
16619	–	Engine boost condition – limit not reached	Hose connection(s), wiring, TC wastegate regulating valve, TC wastegate
16620	–	Manifold absolute pressure (MAP) sensor A, TC system – range/performance problem	Intake/exhaust leak, hose connection(s), MAP sensor
16621	–	Manifold absolute pressure (MAP) sensor A, TC system – low input	Wiring short to ground, MAP sensor
16622	–	Manifold absolute pressure (MAP) sensor A, TC system – high input	Wiring short to positive, MAP sensor
16627	–	Turbocharger (TC) wastegate regulating valve A – circuit malfunction	Wiring, TC wastegate regulating valve
16629	–	Turbocharger (TC) wastegate regulating valve A – circuit low	Wiring short to ground, TC wastegate regulating valve
16630	–	Turbocharger (TC) wastegate regulating valve A – circuit high	Wiring short to positive, TC wastegate regulating valve
16645	–	Injector 1 – circuit low	Wiring short to ground, injector
16646	–	Injector 1 – circuit high	Wiring short to positive, injector
16648	–	Injector 2 – circuit low	Wiring short to ground, injector
16649	–	Injector 2 – circuit high	Wiring short to positive, injector
16651	–	Injector 3 – circuit low	Wiring short to ground, injector
16652	–	Injector 3 – circuit high	Wiring short to positive, injector
16654	–	Injector 4 – circuit low	Wiring short to ground, injector
16655	–	Injector 4 – circuit high	Wiring short to positive, injector
16657	–	Injector 5 – circuit low	Wiring short to ground, injector
16658	–	Injector 5 – circuit high	Wiring short to positive, injector
16660	–	Injector 6 – circuit low	Wiring short to ground, injector
16661	–	Injector 6 – circuit high	Wiring short to positive, injector
16684	–	Random/multiple cylinder(s)- misfire detected	Spark plug(s), HT lead(s), injector(s), ignition coil(s), low compression, wiring
16685	–	Cylinder 1 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16686	–	Cylinder 2 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16687	–	Cylinder 3 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16688	–	Cylinder 4 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16689	–	Cylinder 5 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16690	–	Cylinder 6 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16691	–	Cylinder 7 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16692	–	Cylinder 8 – misfire detected	Spark plug, HT lead(s), injector, ignition coil, low compression, wiring
16705	–	Crankshaft position (CKP) sensor/engine speed (RPM) sensor- range/performance problem	Air gap, metal particles, insecure sensor/rotor, wiring, CKP/RPM sensor
16706	–	Crankshaft position (CKP) sensor/engine speed (RPM) sensor – no signal	Wiring, CKP/RPM sensor
16709	–	Knock sensor (KS) 1, bank 1 – circuit malfunction	Wiring, poor connection, KS
16710	–	Knock sensor (KS) 1, bank 1 – range/performance problem	Wiring, KS incorrectly tightened, KS
16711	–	Knock sensor (KS) 1, bank 1 -low input	Insecure KS, poor connection, wiring short to ground, incorrectly tightened, KS
16712	– .	Knock sensor (KS) 1, bank 1 – high input	Wiring short to positive, KS incorrectly tightened, KS
16716	–	Knock sensor (KS) 2, bank 2 – low input	Insecure KS, poor connection, wiring short to ground, KS incorrectly tightened, KS
16717	–	Knock sensor (KS) 2, bank 2 – high input	Wiring short to positive, KS incorrectly tightened, KS
16719	–	Crankshaft position (CKP) sensor – circuit malfunction	Wiring, CKP/RPM sensor
16721	–	Crankshaft position (CKP) sensor- low input	Insecure sensor, air gap, wiring short to ground, CKP/RPM sensor
16724	–	Camshaft position (CMP) sensor A, bank 1 – circuit malfunction	Wiring, CMP sensor
16725	–	Camshaft position (CMP) sensor A, bank 1 – range/performance problem	Insecure sensor/rotor, air gap, wiring, CMP sensor
16726	–	Camshaft position (CMP) sensor A, bank 1 – low input	Wiring short to ground, CMP sensor
16727	–	Camshaft position (CMP) sensor A, bank 1 – high input	Wiring short to positive, CMP sensor
16730 f)	–	Camshaft position (CMP) sensor A, bank 2 – range/performance problem	Insecure sensor/rotor, air gap, wiring, CMP sensor
16731 f)	–	Camshaft position (CMP) sensor A, bank 2 – low input	Wiring short to ground, CMP sensor
16732 f)	–	Camshaft position (CMP) sensor A, bank 2 – high input	Wiring short to positive, CMP sensor
16735	–	Ignition coil, cylinder 1, primary/secondary – circuit malfunction	Wiring, ignition amplifier, ignition coil
16736	–	Ignition coil, cylinder 2, primary/secondary – circuit malfunction	Wiring, ignition amplifier, ignition coil
16737	–	Ignition coil, cylinder 3, primary/secondary – circuit malfunction	Wiring, ignition amplifier, ignition coil
16738	–	Ignition coil, cylinder 4, primary/secondary – circuit malfunction	Wiring, ignition amplifier, ignition coil
16764	–	Glow plugs – circuit A malfunction	Wiring, glow plug relay, fuse, glow plugs
16784	–	Exhaust gas recirculation (EGR) system – flow malfunction	Basic setting not carried out, EGR valve/solenoid
16785	–	Exhaust gas recirculation (EGR) system – insufficient flow detected	Hose leak/blockage, basic setting not carried out, EGR valve/solenoid
16786	–	Exhaust gas recirculation (EGR) system – excessive flow detected	EGR valve/solenoid, basic setting not carried out
16787	–	Exhaust gas recirculation (EGR) system – circuit malfunction	Wiring, EGR valve/solenoid
16788	–	Exhaust gas recirculation (EGR) system – range/performance problem	Hose connection(s), wiring, EGR valve/solenoid
16791	–	Exhaust gas recirculation (EGR) valve position sensor – low input	Wiring short to ground, EGR ·valve position sensor
16792	–	Exhaust gas recirculation (EGR) valve position sensor – high input	Wiring short to positive, EGR valve position sensor
16795	–	Secondary air injection (AIR) system- incorrect flow detected	AIR pump, AIR valve, AIR hose(s)
16796	–	Secondary air injection (AIR) solenoid A- circuit malfunction	Wiring, AIR solenoid
16802	–	Secondary air injection (AIR) pump relay A – circuit malfunction	Wiring, AIR pump relay
16804	–	Catalytic converter system, bank 1 – efficiency below threshold	Catalytic converter
16806	–	Main catalytic converter, bank 1 – efficiency below threshold	Catalytic converter
16814	–	Catalytic converter system, bank 2 – efficiency below threshold	Catalytic converter
16824	–	Evaporative emission (EVAP) system – malfunction	Hose connection(s), intake leak, EVAP canister purge valve
16825	–	Evaporative emission (EVAP) system – incorrect flow detected	Hose connection(s), intake leak, EVAP canister purge valve
16826	–	Evaporative emission (EVAP) system – small leak detected	Hose connection(s), intake leak, EVAP
16826	–	Evaporative emission (EVAP) system – small leak detected	canister, EVAP canister purge valve
16827	–	Evaporative emission (EVAP) canister purge valve – circuit malfunction	Wiring, EVAP canister purge valve
16828	–	Evaporative emission (EVAP) canister purge valve – open circuit	Wiring open circuit, EVAP canister purge valve
16829	–	Evaporative emission (EVAP) canister purge valve – short circuit	Wiring short circuit, EVAP canister purge valve
16839	–	Evaporative emission (EVAP) system – large leak detected	Hose connection(s), intake leak, EVAP canister, EVAP canister purge valve
16845	–	Fuel tank level sensor- range/performance problem	Wiring, fuel tank level sensor
16864	–	Engine coolant blower motor 1 – circuit malfunction	Wiring, engine coolant blower motor
16865	–	Engine coolant blower motor 2 – circuit malfunction	Wiring, engine coolant blower motor
16885	–	Vehicle speed sensor (VSS) – range/performance problem	Wiring, speedometer, VSS, CAN data bus
16887	–	Vehicle speed sensor (VSS)- intermittent/erratic/high input	Wiring, other connected system, instrument panel, VSS
16890	–	Idle speed control (ISC) system- rpm lower than expected	Throttle control unit
16891	–	Idle speed control (ISC) system – rpm higher than expected	Throttle control unit
16894	–	Closed throttle position (CTP) switch – circuit malfunction	Wiring, CTP switch
16916	–	A/C refrigerant pressure sensor – low input	A/C refrigerant pressure too low (incorrectly charged), wiring, AIC refrigerant pressure sensor
16917	–	A/C refrigerant pressure sensor- high input	AIC refrigerant pressure too high (cooling fault/incorrectly charged), wiring, A/C refrigerant pressure sensor
16928	–	Exhaust gas recirculation temperature (EGRT) sensor, bank 1 – circuit malfunction	Wiring, EGRT sensor
16929	–	Exhaust gas recirculation temperature (EGRT) sensor, bank 1 – low input	Wiring short to ground, EGRT sensor
16930	–	Exhaust gas recirculation temperature (EGRT) sensor, bank 1 – high input	Wiring short to positive, EGRT sensor
16935	–	Power steering pressure (PSP) sensor/switch – range/performance problem	Wiring, PSP switch
16944	–	System voltage – malfunction	Fuse(s), battery, wiring, engine control relay
16946	–	System voltage low	Fuse(s), battery, wiring, engine control relay
16947	–	System voltage high	Alternator, wiring
16952	–	Cruise control master/selector switch, SET signal – malfunction	Wiring, cruise control master/selector switch
16955	–	Stop lamp switch/brake pedal position (BPP) switch – circuit malfunction	Wiring, stop lamp switch, BPP switch
16983	–	CAN data bus – malfunction	Trouble code(s) stored in other system, wiring
16984	–	CAN data bus – malfunction	Trouble code(s) stored in other system, wiring
16985	–	Engine control module (ECM) – memory check sum error	ECM
16987	–	Engine control module (ECM) – KAM error	ECM
16988	–	Engine control module (ECM) – RAM error	ECM
16989	–	Engine control module (ECM) – ROM error	ECM
16990	–	Engine control module (ECM) – PCM processor fault	ECM
17022	–	Throttle actuator control, bank 1 – range/performance problem	Basic setting not carried out, throttle control unit, APP sensor
17026	–	Engine control module (ECM), knock control – defective	ECM
17029	–	Air conditioning	Wiring, AJC system
17034	–	Malfunction indicator lamp (MIL) – circuit malfunction	Wiring, MIL
17040	–	Instrument panel, fuel consumption signal – circuit malfunction	Wiring
17071	–	Engine control relay – short to ground	Wiring short to ground, engine control relay
17072	–	Engine control relay – short to positive	Wiring short to positive, engine control relay
17075	–	Engine coolant blower motor 1 – short to ground	Wiring short to ground, engine coolant blower motor.
17076	–	Engine coolant blower motor 1 – short to positive	Wiring short to positive, engine coolant blower motor
17077	–	Engine coolant blower motor 2 – short to ground	Wiring short to ground, engine coolant blower motor
17078	–	Engine coolant blower motor 2 – short to positive	Wiring short to positive, engine coolant blower motor
17091	–	Transmission range (TR) sensor- low input	Wiring short to ground, TR sensor
17092	–	Transmission range (TR) sensor- high input	Wiring short to positive, TR sensor
–	P1009	Mass air flow (MAF) sensor 1/2 – implausible load detection signal	Wiring, MAF sensor(s)
17428	P1020	Fuel pressure – control limit exceeded	Wiring, fuel pressure sensor, fuel pressure control valve, high-pressure fuel pump
17431	P1023	Fuel pressure control valve – short to ground	Wiring short to ground, fuel pressure control valve
17432	P1024	Fuel pressure control valve – open circuit	Wiring open circuit, fuel pressure control valve
17433	P1025	Fuel pressure control valve – mechanical fault	Fuel pressure control valve
17434	P1026	Intake manifold air control solenoid – short to positive	Wiring short to positive, intake manifold air control solenoid
17435	P1027	Intake manifold air control solenoid – short to ground	Wiring short to ground, intake manifold air control solenoid
17436	P1028	Intake manifold air control solenoid – open circuit	Wiring open circuit, intake manifold air control solenoid
17437	P1029	Intake manifold air control valve position sensor – upper limit not reached	Air control flap tight/sticking, hose connection(s), intake manifold air control actuator
17438	P1030	Intake manifold air control valve position sensor – lower limit not reached	Air control flap tight/sticking, hose connection(s), intake manifold air control actuator
17439	P1031	Intake manifold air control valve position sensor – specification not attained	Air control flap tight/sticking, hose connection(s), intake manifold air control actuator, intake manifold air control solenoid
17440 D	P1032	Nitrogen oxides (NOx) sensor- signal too high	Catalytic converter, wiring short to positive, NOx sensor
17441 D	P1033	Nitrogen oxides (NOx) sensor- signal too low	Exhaust leak, wiring short to ground, NOx sensor
17442 D	P1034	Nitrogen oxides (NOx) sensor- signal outside tolerance	Catalytic converter, exhaust leak, wiring, NOx sensor
17443 D	P1035	Nitrogen oxides (NOx) sensor- range/ performance problem	Wiring, heating inoperative, NOx sensor
17444 D	P1036	Nitrogen oxides (NOx) heater sensor- short to positive	Wiring short to positive, NOx sensor
17445 D	P1037	Nitrogen oxides (NOx) heater sensor- short to ground	Wiring short to ground, NOx sensor
17446 D	P1038	Nitrogen oxides (NOx) heater sensor- open circuit	Wiring open circuit, NOx sensor
17447	P1039	Injector 1, supply voltage – short circuit	Wiring, injector
17448	P1040	Injector 1, supply voltage – circuit malfunction	Wiring, injector
17449	P1041	Injector 2, supply voltage – short circuit	Wiring, injector
17450	P1042	Injector 2, supply voltage – circuit malfunction	Wiring, injector
17451	P1043	Injector 3, supply voltage – short circuit	Wiring, injector
17452	P1044	Injector 3, supply voltage – circuit malfunction	Wiring, injector
17453	P1045	Injector 4, supply voltage – short circuit	Wiring, injector
17454	P1046	Injector 4, supply voltage – circuit malfunction	Wiring, injector
17455	P1047	Camshaft position (CMP) actuator, exhaust/right/rear, bank 1 – circuit malfunction	Wiring, camshaft position (CMP)

			actuator
17456	P1048	Camshaft position (CMP) actuator, exhaust/right/rear, bank 1 -short to positive	Wiring short to positive, camshaft position (CMP) actuator
17457	P1049	Camshaft position (CMP) actuator, exhaust/right/rear, bank 1 – short to ground	Wiring short to ground, camshaft position (CMP) actuator
17458	P1050	Camshaft position (CMP) actuator, exhausUright/rear, bank 1 – open circuit	Wiring open circuit, camshaft position (CMP) actuator
17463	P1055	Camshaft position (CMP) actuator, exhaust, bank 1 – short to positive	Wiring short to positive, camshaft position (CMP) actuator
17464	P1056	Camshaft position (CMP) actuator, exhaust, bank 1 – short to ground	Wiring short to ground, camshaft position (CMP) actuator
17465	P1057	Camshaft position (CMP) actuator, exhaust, bank 1 – open circuit	Wiring open circuit, camshaft position (CMP) actuator
17466	P1058	Camshaft position (CMP) actuator, exhaust, bank 2 – short to positive	Wiring short to positive, camshaft position (CMP) actuator
17467	P1059	Camshaft position (CMP) actuator, exhaust, bank 2 – short to ground	Wiring short to ground, camshaft position (CMP) actuator
17465	P1060	Camshaft position (CMP) actuator, exhaust, bank 2 – open circuit	Wiring open circuit, camshaft position
17465	P1060		(CMP) actuator
17471	P1063	Fuel pressure – control limit not reached	Air in fuel system, fuel leak, fuel lift pump, fuel bypass valve, fuel pressure control valve, high-pressure fuel pump
17472	P1064	Fuel pressure – mechanical fault	Air in fuel system, fuel leak, fuel lift pump, fuel bypass valve, fuel pressure control valve, high-pressure fuel pump
17473	P1065	Fuel pressure – system deviation	Air in fuel system, fuel leak, fuel lift pump, fuel bypass valve, fuel pressure control valve, high-pressure fuel pump
17474	P1066	Intake manifold air control solenoid – short to positive	Wiring short to positive, intake manifold air control solenoid
17475	P1067	Intake manifold air control solenoid – short to ground	Wiring short to ground, intake manifold air control solenoid
17476	P1068	Intake manifold air control solenoid – open circuit	Wiring open circuit, intake manifold air control solenoid
17477 B	P1069	Nitrogen oxides (NOx) sensor- heater control – short to ground	Wiring short to ground, NOx sensor
17478 B	P1070	Nitrogen oxides (NOx)” sensor – heater control – short to positive	Wiring short to positive, NOx sensor
17479	P1071	Nitrogen oxides (NOx) sensor- heater control – incorrect signal	Wiring, NOx sensor
17480 B	P1072	Nitrogen oxides (NOx) sensor- heater control – circuit malfunction	Wiring, NOx sensor
–	P1073	Mass air flow (MAF) sensor 2 – signal too low	Wiring, MAF sensor
–	P1074	Mass air flow (MAF) sensor 2 – signal too high	Wiring, MAF sensor
–	P1075	Heated oxygen sensor (H02S), bank 3 – lambda regulation, system too lean	Intake leak, exhaust leak, wiring, fuel pressure, injectors, secondary air (AIR) system, H02S
–	P1076	Heated oxygen sensor (H02S), bank 3- lambda regulation, system too rich	Wiring, fuel pressure, injectors, exhaust leak, secondary air (AIR) system, H02S
–	P1077	Heated oxygen sensor (H02S), bank 4- lambda regulation, system too lean	Fuel pressure, fuel pressure regulator
–	P1081	Heated oxygen sensor (H025) 1, bank 3- · above lean limit	Wiring, H02S
–	P1082	Heated oxygen sensor (H02S) 2, bank 3 – above lean limit	Wiring, H02S
–	P1083	Heated oxygen sensor (H02S) 1, bank 3 – above rich limit	Wiring, intake leak, H02S
–	P1084	Heated oxygen sensor (H02S) 2, bank 3 – above rich limit	Wiring, intake leak, H02S
–	P1085	Heated oxygen sensor (H02S) 1, bank 4 – above lean limit	Wiring, H02S
–	P1086	Heated oxygen sensor (H02S) 2, bank. 4 – above lean limit	Wiring, H02S
–	P1087	Heated oxygen sensor (H02S) 1, bank 4 – above rich limit	Wiring, intake leak, H02S
–	P1088	Heated oxygen sensor (H02S) 2, bank 4 – above rich limit	Wiring, intake leak, H02S
17501	P1093	Mixture control (MC), bank 1 – malfunction	Fuel pressure/pump, injector(s) intake leak
17509	P1101	Heated oxygen sensor (H02S) 1, bank 1 – low voltage/air leak	Intake/exhaust leak, fuel pressure/pump, wiring short to ground, H02S
17510	P1102	Heated oxygen sensor (H02S) 1, bank 1 – heater short to positive	Wiring short to positive, H02S
17511	P1103	Heated oxygen sensor (H02S) 1, bank 1 – heater output too low	Wiring, H02S
17512	P1104	Heated oxygen sensor (H02S) 2, bank 1 – voltage too low	Wiring, air leak, H02S
17513	P1105	Heated oxygen sensor (H02S) 2, bank 1 – heater short to positive	Wiring short to positive, H02S
17514	P1106	Heated oxygen sensor (H02S) 1, bank 2 – low voltage/air leak	Intake/exhaust leak, fuel pressure/pump, wiring short to ground, H02S
17515	P1107	Heated oxygen sensor (H02S) 1, bank 2- heater short to positive	Wiring short to positive, H02S
17516	P1108	Heated oxygen sensor (H02S) 1, bank 2 – heater output too low	Wiring, H02S
17517	P1109	Heated oxygen sensor (H02S) 2, bank 2 – voltage too low	Wiring, air leak, H02S
17518	P1110	Heated oxygen sensor (H02S) 2, bank 2 – heater short to positive	Wiring short to positive, H02S
17519	P1111	Heated oxygen sensor (H02S) control, bank 1 – system too lean	lntakelexhaust leak, injector blocked, MAP sensor, MAF sensor, fuel pressurelpump, H02S
17520	P1112	Heated oxygen sensor (H02S) control, bank 1 – system too rich	Excessive fuel in engine oil, injector leaking, fuel pressure, EVAP canister purge valve, MAP sensor, MAF sensor, H02S
17521	P1113	Heated oxygen sensor (H02S) 1, bank 1 – heater resistance too high	Wiring, H02S
17522	P1114	Heated oxygen sensor (H02S) 2, bank 1 – heater resistance too high	Wiring, H02S
17523	P1115	Heated oxygen sensor (H02S) 1, bank 1 – . heater short to ground	Wiring short to ground, H02S
17524	P1116	Heated oxygen sensor (H02S) 1, bank 1 – heater open circuit	Wiring open circuit, H02S
17525	P1117	Heated oxygen sensor (H02S) 2, bank 1 – heater short to ground	Wiring short to ground, H02S
17526	P1118	Heated oxygen sensor (H02S) 2, bank 1 – heater open circuit	Wiring open circuit, H02S
17527	P1119	Heated oxygen sensor (H02S) 1, bank 2 – heater short to ground	Wiring short to ground, H02S
17528	P1120	Heated oxygen sensor (H02S) 1, bank 2 – heater open circuit	Wiring open circuit, H02S
17529	P1121	Heated oxygen sensor (H02S) 2, bank 2 – heater short to ground	Wiring short to ground, H02S
17530	P1122	Heated oxygen sensor (H02S) 2, bank 2 – heater open circuit	Wiring open circuit, H02S
17531	P1123	Long term fuel trim, entire speed/load range, bank 1 – system too rich	Excessive fuel in engine oil, fuel pressure, EVAP canister purge valve, injector(s)
17532	P1124	Long term fuel trim, entire speed/load range, bank 1 – system too lean	Fuel pressurelpump, injector(s), intakelexhaust leak, AIR system, hose leak
17533	P1125	Long term fuel trim, entire speed/load range, bank 2 – system too rich	Excessive fuel in engine oil, fuel pressure, EVAP canister purge valve, injector(s)
17534	P1126	Long term fuel trim, entire speed/load range, bank 2 – system too lean	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose leak
17535	P1127	Long term fuel trim, entire speed/load range, bank 1 – system too rich	Excessive fuel in engine oil, fuel pressure, EVAP canister purge valve, injector(s)
17536	P1128	Long term fuel trim, entire speed/load range, bank 1 – system too lean	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose leak
17537	P1129	Long term fuel trim, entire speed/load range, bank 2 – system too rich	Excessive fuel in engine oil, fuel pressure, EVAP canister purge valve, injector(s)
17538	P1130	Long term fuel trim, entire speed/load range, bank 2 – system too lean	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose leak
17539	P1131	Heated oxygen sensor (H02S) 1, bank 1 & 2 – heater resistance too high	Wiring, H02S
17540	P1132	Heated oxygen sensor (H02S) 1, bank 1 & 2 – heater control – circuit high	Wiring short to positive, H02S
17541	P1133	Heated oxygen sensor (H02S) 1, bank 1 & 2 – heater control – circuit low	Wiring open circuit/short to ground, H02S
17542	P1134	Heated oxygen sensor (H02S) 2, bank 1 & 2 – heater control – circuit high	Wiring short to positive, H02S
17543	P1135	Heated oxygen sensor (H02S) 2, bank 1 & 2 – heater control – circuit low	Wiring open circuit/short to ground, H02S
17544	P1136	Long term fuel trim, idling, bank 1 – system too lean	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose leak
17545	P1137	Long term fuel trim, idling, bank 1 – system too rich	Fuel pressure, injector(s), EVAP canister purge valve
17546	P1138	Long term fuel trim, idling, bank 2 – system too lean	Fuel pressure/pump, injector(s), intake/exhaust leak, AIR system, hose leak
17547	P1139	Long term fuel trim, idling, bank 2 -system too rich	Fuel pressure, injector(s), EVAP canister purge valve
17548	P1140	Heated oxygen sensor (H02S) 2, bank 2- heater resistance too high	Wiring, H02S
17549	P1141	Load calculation – implausible value	Wiring, intake leak, MAP sensor, MAF sensor, throttle control unit
17550	P1142	Load calculation – value too low	Wiring, MAP sensor, MAF sensor, APP
17550	P1142	Load calculation – value too low	sensor, throttle control unit
17551	P1143	Load calculation – value too high	Wiring, intake leak, MAP sensor, MAF sensor, APP sensor, throttle control unit
17552	P1144	Mass air flow (MAF) sensor, bank 1 – open circuiUshort to ground	Wiring open circuit/short to ground, MAF sensor
17553	P1145	Mass air flow (MAF) sensor, bank 1 – short to positive	Wiring short to positive, MAF sensor
17554	P1146	Mass air flow (MAF) sensor, bank 1 – supply voltage	Operating voltage too high/low, wiring
17555	P1147	Heated oxygen sensor (H02S) 1, bank 2 – lambda regulation, system too lean	Intake leak, wiring, H02S
17556	P1148	Heated oxygen sensor (H02S) 1, bank 2 – lambda regulation, system too rich	Exhaust leak, wiring, H02S
17557	P1149	Heated oxygen sensor (H02S) 1, bank 1 – implausible lambda control value	Exhaust leak, wiring, H02S
17558	P1150	Heated oxygen sensor (H02S) 1, bank 2 – implausible lambda control value	Exhaust leak, wiring, H02S
17559	P1151	Long term fuel trim 1, bank 1 – below lean limit	Fuel pressure/pump, injectors, intake/exhaust leak, H02S
17560	P1152	Long term fuel trim 2, bank 1 – below lean limit	Fuel pressurelpump, injectors, intakelexhaust leak, AIR system, H02S
17561	P1153	Heated oxygen sensor (H02S) 2, bank 1 & 2 – interchanged	H02S 2 on bank 1 & 2 incorrectly installed
17562	P1154	Intake manifold air control system – malfunction	Wiring, actuator, mechanical fault, ECM
17563	P1155	Manifold absolute pressure (MAP) sensor- short to positive	Wiring short to positive, MAP sensor
17564	P1156	Manifold absolute pressure (MAP) sensor – open circuiUshort to ground	Wiring open circuitlshort to ground, MAP sensor
17565	P1157	Manifold absolute pressure (MAP) sensor – supply voltage	Wiring, MAP sensor
17566	P1158	Manifold absolute pressure (MAP) sensor- rangelperformance problem	Wiring, hose connection(s), MAP sensor
17567	P1159	Mass air flow (MAF) sensor, bank 1 & 2 – implausible ratio	EGR system, intake leak, wiring, MAF sensor 112
17568	P1160	Intake air temperature (IAT) sensor- short to ground	Wiring short to ground, IAT sensor
17569	P1161	Intake air temperature (IAT) sensor- open circuiUshort to positive	Wiring open circuit/short to positive, IAT sensor
17570	P1162	Fuel temperature sensor- short to ground	Wiring short to ground, fuel temperature sensor
17571	P1163	Fuel temperature sensor- open circuiUshort to positive	Wiring open circuitlshort to positive, fuel temperature sensor
17572	P1164	Fuel temperature sensor- range/performance problem	Wiring, fuel temperature sensor
17573	P1165	Long term fuel trim 1, bank 1 – above rich limit	Fuel pressurelpump, injectors, EVAP canister purge valve, EGR system, H02S, intakelexhaust system
17574	P1166	Long term fuel trim 2, bank 1 – above rich limit	Fuel pressurelpump, injectors, EVAP canister purge valve, EGR system, H02S, intake/exhaust system
17575	P1167	Mass air flow (MAF) sensor, bank 2 – range/performance problem	Intake leak, wiring, MAF sensor
17576	P1168	Mass air flow (MAF) sensor, bank 2 – low input	Intake leak, air filter blocked, wiring short to ground, fuse, MAF sensor
17577	P1169	Mass air flow (MAF) sensor, bank 2 – high input	Wiring short to positive, ground wire defective, MAF sensor
17578	P1170	Mass air flow (MAF) sensor, bank 2 – supply voltage	Wiring, fuse, engine control relay, injector
17579	P1171	Throttle motor position sensor 2 – range/performance problem	Wiring, throttle valve tight/sticking, throttle motor position sensor, throttle control unit
17580	P1172	Throttle motor position sensor 2 – low input	Wiring short to ground, throttle motor position sensor, throttle control unit
17581	P1173	Throttle motor’ position sensor 2 – high input	Wiring short to positive, throttle motor position sensor, throttle control unit
17582	P1174	Fuel measurement system, bank 1 – injection timing incorrect	Fuel pressure/pump, injector(s), intake/exhaust leak, EGR system, EVAP canister purge valve, H02S
17584	P1176 D	Lambda correction after catalyst, bank 1 – control limit reached	Wiring, intake leak, H02S
17584	P1176 Ill	Heated oxygen sensors (H02S), bank 1/2- control limit reached	Wiring, H02S
17585	P1177 D	Lambda correction after catalyst, bank 2 – control limit reached	Wiring, intake leak, H02S
17585	P1177 Ill	Heated oxygen sensors (H02S), bank 3/4 – control limit reached	Wiring, H02S
17586	P1178 D	Heated oxygen sensor (H02S) 1, bank 1, pump current – open circuit	Wiring open circuit, H02S
17586	P1178 Ill	Heated oxygen sensor (H02S), pump current – open circuit	Wiring, fuel pressure, fuel pressure regulator, injectors, evaporative emission (EVAP) canister purge valve, H02S
17587	P1179	Heated oxygen sensor (H02S) 1, bank 1, pump current – short to ground	Wiring short to ground, H02S
17588	P1180	Heated oxygen sensor (H02S) 1, bank 1, pump current – short to positive	Wiring short to positive, H02S
17589	P1181	Heated oxygen sensor (H02S) 1, bank 1, reference voltage – open circuit	Wiring open circuit, H02S, HT leads, spark plugs, misfire detection
17590	P1182	Heated oxygen sensor (H02S) 1, bank 1, reference voltage – short to ground	Wiring short to ground, H02S, HT leads, spark plugs, misfire detection
17591	P1183	Heated oxygen sensor (H02S) 1, bank 1, reference voltage – short to positive	Wiring short to positive, H02S, HT leads, spark plugs, misfire detection
17592	P1184	Heated oxygen sensor (H02S) 1, bank 1 or 2, ground wire – open circuit	Wiring open circuit, H02S
17593	P1185	Heated oxygen sensor (H02S) 1, bank 1 or 2, ground wire – short to ground	Wiring short circuit, H02S
17594	P1186	Heated oxygen sensor (H02S) 1, bank	Wiring short circuit, H02S
17594	P1186	1 or 2, ground wire – short to positive	Wiring short circuit, H02S
17595	P1187	Heated oxygen sensor (H02S) 1, bank 1 or 2 – resistor circuit open	Wiring, H02S
17596	P1188	Heated oxygen sensor (H02S) 1, bank 1 or 2 – resistor circuit short to ground	Wiring, H02S
17597	P1189	Heated oxygen sensor (H02S) 1, bank 1 or 2 – resistor circuit short to positive	Wiring, H02S
17598	P1190	Heated oxygen sensor (H02S) 1, bank 1, reference voltage – range/performance problem	Wiring, H02S, HT leads, spark plugs, misfire detection
17599	P1191	Heated oxygen sensor (H02S) 1, bank 1 & 2 – interchanged	H02S 1 on banks 1 & 2 incorrectly installed
17600	P1192	Fuel pressure sensor – supply voltage	Wiring, fuel pressure sensor
17601	P1193	Fuel pressure sensor – open circuit/short to positive	Wiring open circuit/short to positive
17602	P1194	Fuel pressure control valve – short to positive	Wiring short to positive, fuel pressure control valve
17603	P1195	Fuel pressure control valve – open circuit/short to ground	Wiring open circuit/short to ground, fuel pressure control valve
17604	P1196	Heated oxygen sensor (H02S) 1, bank 1, heater circuit malfunction	Wiring, H02S
17605	P1197	Heated oxygen sensor (H02S) 1, bank 2, heater circuit malfunction	Wiring, H02S
17606	P1198	Heated oxygen sensor (H02S) 2, bank 1, heater circuit malfunction	Wiring, H02S
17607	P1199	Heated oxygen sensor (H02S) 2, bank 2, heater circuit malfunction	Wiring, H02S
17609	P1201	Injector 1 – circuit malfunction	Wiring, injector
17610	P1202	Injector 2 – circuit malfunction	Wiring, injector
17611	P1203	Injector 3 – circuit malfunction	Wiring, injector
17612	P1204	Injector 4 – circuit malfunction	Wiring, injector
17613	P1205	Injector 5 – circuit malfunction	Wiring, injector
17614	P1206	Injector 6 – circuit malfunction	Wiring, injector
17615	P1207	Injector 7- circuit malfunction	Wiring, injector
17616	P1208	Injector 8 – circuit malfunction	Wiring, injector
17617	P1209	Intake valves, cylinder shut-off – short to ground	Wiring short to ground, valve controller
17618	P1210	Intake valves, cylinder shut-off- short to positive	Wiring short to positive, valve controller
17619	P1211	Intake valves, cylinder shut-off – open circuit	Wiring open circuit, valve controller
17621	P1213	Injector 1 – short to positive	Wiring short to positive, injector
17622	P1214	Injector 2 – short to positive	Wiring short to positive, injector
17623	P1215	Injector 3 – short to positive	Wiring short to positive, injector
17624	P1216	Injector 4 – short to positive	Wiring short to positive, injector
17625	P1217	Injector 5 – short to positive	Wiring short to positive, injector
17626	P1218	Injector 6 – short to positive	Wiring short to positive, injector
17627	P1219	Injector 7- short to positive	Wiring short to positive, injector
17628	P1220	Injector 8 – short to positive	Wiring short to positive, injector
17629	P1221	Exhaust valves, cylinder shut-off- short to ground	Wiring short to ground, valve controller
17630	P1222	Exhaust valves, cylinder shut-off- short to positive	Wiring short to positive, valve controller
17631	P1223	Exhaust valves, cylinder shut-off – open circuit	Wiring open circuit, valve controller
17633	P1225	Injector 1 – short to ground	Wiring short to ground, injector
17634	P1226	Injector 2 – short to ground	Wiring short to ground, injector
17635	P1227	Injector 3 – short to ground	Wiring short to ground, injector
17636	P1228	Injector 4 – short to ground	Wiring short to ground, injector
17637	P1229	Injector 5 – short to ground	Wiring short to ground, injector
17638	P1230	Injector 6 – short to ground	Wiring short to ground, injector
17639	P1231	Injector 7- short to ground	Wiring short to ground, injector
17640	P1232	Injector 8 – short to ground	Wiring short to ground, injector
17645	P1237	Injector 1 – open circuit	Wiring open circuit, injector
17646	P1238	Injector 2 – open circuit	Wiring open circuit, injector
17647	P1239	Injector 3-open circuit	Wiring open circuit, injector
17648	P1240	Injector 4 – open circuit	Wiring open circuit, injector
17649	P1241	Injector 5 – open circuit	Wiring open circuit, injector
17650	P1242	Injector 6 – open circuit	Wiring open circuit, injector
17651	P1243	Injector 7-open circuit	Wiring open circuit, injector
17652	P1244	Injector 8 – open circuit	Wiring open circuit, injector
17653	P1245	Injector needle lift sensor – short to ground	Wiring short to ground, injector needle lift sensor
17654	P1246	Injector needle lift sensor – range/performance problem	Injector needle lift sensor, injector pipe defective, fuel level low
17655	P1247	Injector needle lift sensor – open circuit/short to positive	Wiring open circuit/short to positive, injector needle lift sensor
17656	P1248	Start of injection – control difference	Fuel injection timing solenoid, injector needle lift sensor, fuel level low, pump timing
17657	P1249	Fuel consumption system – circuit malfunction	Wiring, fuel tank level sensor, ECM
17658	P1250	Fuel tank level sensor- low input	Fuel level too low
17659	P1251	Fuel injection timing solenoid – short to positive	Wiring short to positive
17660	P1252	Fuel injection timing solenoid – open circuit/short to ground	Wiring open circuit/short to ground, fuel injection timing solenoid
17661	P1253	Instrument panel, fuel consumption signal – short to ground	Wiring short to ground, instrument panel
17662	P1254	Instrument panel, fuel consumption signal – short to positive	Wiring short to positive, instrument panel
17663	P1255	Engine coolant temperature (ECT) sensor – short to ground	Wiring short to ground, ECT sensor
17664	P1256	Engine coolant temperature (ECT) sensor – open circuit/short to positive	Wiring open circuit/short to positive, ECTsensor
17665	P1257	Engine coolant valve – open circuit	Wiring open circuit, valve
17666	P1258	Engine coolant valve – short to positive	Wiring short to positive, valve
17667	P1259	Engine coolant valve – short to ground	Wiring short to ground, valve
17668	P1260	Injector 1 – implausible signal	No control
17669	P1261	Injector 1 – control limit exceeded	Control period too long, wiring, injector
17670	P1262	Injector 1 – control limit not reached	Control period too short, fuel level low, air in fuel system
17671	P1263	Injector 2 – implausible signal	No control
17672	P1264	Injector 2 – control limit exceeded	Control period too long, wiring, injector
17673	P1265	Injector 2 – control limit not reached	Control period too short, fuel level low, air in fuel system
17674	P1266	Injector 3 – implausible signal	No control
17675	P1267	Injector 3 – control limit exceeded	Control period too long, wiring, injector
17676	P1268	Injector 3 – control limit not reached	Control period too short, fuel level low, air in fuel system
17677	P1269	Injector 4 – implausible signal	No control
17678	P1270	Injector 4 – control limit exceeded	Control period too long, wiring, injector
17679	P1271	Injector 4 – control limit not reached	Control period too short, fuel level low, air in fuel system
17686	P1278	Fuel metering solenoid – short to positive	Wiring short to positive, fuel metering solenoid
17687	P1279	Fuel metering solenoid – open circuit/short to ground	Wiring open circuit/short to ground, fuel metering solenoid
17688	P1280	Injector air control valve/solenoid – insufficient flow detected	Wiring, valve/solenoid
17689	P1281	Fuel metering solenoid – short to ground	Wiring short to ground, fuel metering solenoid
17690	P1282	Fuel metering solenoid – open circuit	Wiring open circuit, fuel metering solenoid
17691	P1283	Injector air control valve/solenoid – circuit malfunction	Wiring, valve/solenoid
17692	P1284	Injector air control valve/solenoid – circuit open	Wiring, valve/solenoid
17693	P1285	Injector air control valve/solenoid – circuit short to ground	Wiring, valve/solenoid
17694	P1286	Injector air control system – circuit high	Wiring, valve/solenoid
17695	P1287	Turbocharger (TC) bypass valve – open circuit	Wiring open circuit, TC bypass valve
17696	P1288	Turbocharger (TC) bypass valve – short to positive	Wiring short to positive, TC bypass valve
17697	P1289	Turbocharger (TC) bypass valve – short to ground	Wiring short to ground, TC bypass valve
17698	P1290	Engine coolant temperature (ECT) sensor, ECM controlled cooling system – high input	Wiring, ECT sensor
17699	P1291	Engine coolant temperature (ECT) sensor, ECM controlled cooling system – high input	Wiring, ECT sensor
17700	P1292	Engine coolant thermostat – open circuit	Wiring open circuit, engine coolant thermostat
17701	P1293	Engine coolant thermostat – short to positive	Wiring short to positive, engine coolant thermostat
17702	P1294	Engine coolant thermostat – short to ground	Wiring short to ground, engine coolant thermostat
17703	P1295	Turbocharger (TC), bypass – flow malfunction	TC wastegate regulating valve, hose connection(s), injector
17704	P1296	Engine cooling system – malfunction	ECT sensor, coolant thermostat
17705	P1297	Turbocharger (TC)/throttle valve, hose connection – pressure loss	Hose connection
17706	P1298	Engine coolant temperature (ECT) sensor – implausible signal	Wiring, ECT sensor
17707	P1299	Fuel metering solenoid – circuit malfunction	Wiring, fuel metering solenoid
–	P129B	Fuel pressure regulator – control circuit malfunction	Wiring, connections, fuel pressure sensor, ECM
–	P129C	Fuel pressure regulator – control circuit low	Wiring, connections, fuel pressure sensor, ECM
–	P129D	Fuel pressure regulator- control circuit high	Wiring, connections, fuel pressure sensor, ECM
–	P12A1	Fuel rail pressure (FRP) sensor- signal low	Wiring, FRP sensor, ECM
–	P12A2	Fuel rail pressure (FRP) sensor- signal low	Wiring, FRP sensor, ECM
–	P12A4	Low pressure fuel sensor – malfunction	Wiring, low pressure fuel sensor, ECM
17708	P1300	Random/multiple cylinder(s)- misfire detected	Fuel level low, fuel gauge tank sensor
17721	P1319	Knock sensor (KS) 1 – short to ground	Wiring, KS, ECM
17728	P1320	Knock sensor (KS) 2 -short to ground	Wiring, KS, ECM
17729	P1321	Knock sensor (KS) 3- signal low	Wiring, KS, ECM
17730	P1322	Knock sensor (KS) 3- signal high	KS incorrectly tightened
17731	P1323	Knock sensor (KS) 4- signal low	Wiring, KS, ECM
17732	P1324	Knock sensor (KS) 4 – signal high	KS incorrectly tightened
17733	P1325	Knock control, cylinder 1 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17734	P1326	Knock control, cylinder 2 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17735	P1327	Knock control, cylinder 3 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17736	P1328	Knock control, cylinder 4 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17737	P1329	Knock control, cylinder 5 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17738	P1330	Knock control, cylinder 6 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17739	P1331	Knock control, cylinder 7 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17740	P1332	Knock control, cylinder 8 – control limit reached	Poor quality fuel, incorrect fuel, insecure engine component, KS incorrectly tightened/defective, shield wiring open circuit, poor connection
17743	P1335	Engine torque control 1/2 -limit reached/exceeded	Throttle control unit, hose(s), TC system, MAP sensor, IAT sensor, MAF sensor, ECTsensor
17744	P1336	Engine torque monitoring – control limit exceeded	Hose(s), TC system, throttle control unit, IAT sensor, MAP sensor, MAF sensor, ECT sensor, APP sensor
17745	P1337	Camshaft position (CMP) sensor, bank 1 – short to ground	Wiring short to ground, CMP sensor
17746	P1338	Camshaft position (CMP) sensor, bank 1 – circuit malfunction	Wiring, CMP sensor
17747	P1339	Crankshaft position (CKP) sensor/engine speed (RPM) sensor – interchanged	Multi-plugs incorrectly connected
17748	P1340	Camshaft position (CMP) sensor 1/ bank 1/crankshaft position (CKP) sensor- out of sequence	Valve timing, CKP/CMP sensor installation, CKP sensor rotor
17749	P1341	Ignition amplifier, primary circuit 1 – short to ground	Wiring short to ground, ignition amplifier, CMP sensor, HT leads, spark plugs
17750	P1342	Ignition amplifier, primary circuit 1 – short to positive	Wiring short to positive, ignition amplifier, CMP sensor, HT leads, spark plugs
17751	P1343	Ignition amplifier, primary circuit 2 – short to ground	Wiring short to ground, ignition amplifier, CMP sensor, HT leads, spark plugs
17752	P1344	Ignition amplifier, primary circuit 2 – short to positive	Wiring short to positive, ignition amplifier, CMP sensor, HT leads, spark plugs
17753	P1345	Ignition amplifier, primary circuit 3 – short to ground	Wiring short to ground, ignition amplifier, CMP sensor, HT leads, spark plugs
17754	P1346	Ignition amplifier, primary circuit 3 – short to positive	Wiring short to positive, ignition amplifier, CMP sensor, HT leads, spark plugs
17755	P1347	Camshaft position (CMP) sensor 2/ bank 2/crankshaft position (CKP) sensor- out of sequence	Valve timing, CKP/CMP sensor installation, CKP sensor rotor
17756	P1348	Ignition amplifier, primary circuit 1 – open circuit	Wiring short to ground, ignition amplifier, CMP sensor, HT leads, spark plugs
17757	P1349	Ignition amplifier, primary circuit 2 – open circuit	Wiring short to positive, ignition amplifier, CMP sensor, HT leads, spark plugs
17758	P1350	Ignition amplifier, primary circuit 3 – open circuit	Wiring short to positive, ignition amplifier, CMP sensor, HT leads, spark plugs
17759	P1351	Camshaft position (CMP) sensor, bank 1 – range/performance problem	Ignore trouble code, erase fault memory
17762	P1354	Fuel quantity adjuster position sensor	Wiring, fuel injection pump
17763 m	P1355	Ignition coil/amplifier, cylinder 1 – open circuit	Wiring open circuit, ignition coil/amplifier
17764 liJ	P1356	Ignition coil/amplifier, cylinder 1 – short to positive	Wiring short to positive, ignition coil/amplifier
17765 m	P1357	Ignition coil/amplifier, cylinder 1 – short to ground	Wiring short to ground, ignition coil/amplifier
17766 D	P1358	Ignition coil/amplifier, cylinder 2 – open circuit	Wiring open circuit, ignition coil/amplifier
17767 D	P1359	Ignition coil/amplifier, cylinder 2 – short to positive	Wiring short to positive, ignition coil/amplifier
17768 D	P1360	Ignition coil/amplifier, cylinder 2 – short to ground	Wiring short to ground, ignition coil/amplifier
17769	P1361	Ignition coil/amplifier, cylinder 3 – open circuit	Wiring open circuit, ignition coil/amplifier
17770	P1362	Ignition coil/amplifier, cylinder 3 – short to positive	Wiring short to positive, ignition coil/amplifier
17771	P1363	Ignition coil/amplifier, cylinder 3 – short to ground	Wiring short to ground, ignition coil/amplifier
17772	P1364	Ignition coil/amplifier, cylinder 4 – open circuit	Wiring open circuit, ignition coil/amplifier
17773	P1365	Ignition coil/amplifier, cylinder 4 – short to positive	Wiring short to positive, ignition coil/amplifier
17774	P1366	Ignition coil/amplifier, cylinder 4 – short to ground	Wiring short to ground, ignition coil/amplifier
17775	P1367	Ignition coil/amplifier, cylinder 5 – open circuit	Wiring open circuit, ignition coil/amplifier
17776	P1368	Ignition coil/amplifier, cylinder 5 – short to positive	Wiring short to positive, ignition coil/amplifier
17777	P1369	Ignition coil/amplifier, cylinder 5 – short to ground	Wiring short to ground, ignition coil/amplifier
17778	P1370	Ignition coil/amplifier, cylinder 6 – open circuit	Wiring open circuit, ignition coil/amplifier
17779	P1371	Ignition coil/amplifier, cylinder 6 – short to positive	Wiring short to positive, ignition coil/amplifier
17780	P1372	Ignition coil/amplifier, cylinder 6 – short to ground	Wiring short to ground, ignition coil/amplifier
17781	P1373	Ignition coil/amplifier, cylinder 7 – open circuit	Wiring open circuit, ignition coil/amplifier
17782	P1374	Ignition coil/amplifier, cylinder 7 – short to positive	Wiring short to positive, ignition coil/amplifier
17783	P1375	Ignition coil/amplifier, cylinder 7 – short to ground	Wiring short to ground, ignition coil/amplifier
17784	P1376	Ignition coil/amplifier, cylinder 8 – open circuit	Wiring open circuit, ignition coil/amplifier
17785	P1377	Ignition coil/amplifier, cylinder 8 – short to positive	Wiring short to positive, ignition coil/amplifier
17786	P1378	Ignition coil/amplifier, cylinder 8 – short to ground	Wiring short to ground, ignition coil/amplifier
17793	P1385	Engine control module (ECM) – defective	ECM
17794	P1386	Engine control module (ECM), knock control – defective	ECM
17795	P1387	Engine control module (ECM), BARO	ECM
17795	P1387	sensor – defective	ECM
17796	P1388	Engine control module (ECM), ETS – defective	ECM
17796	P1389	Engine control module (ECM) 2 – defective	ECM
17799	P1391	Camshaft position (CMP) sensor 2/bank 2 – short to ground	Wiring short to ground, CMP sensor
17800	P1392	Camshaft position (CMP) sensor 2/bank 2 – open circuit/short to positive	Wiring open circuit/short to positive, CMP sensor
17801	P1393	Ignition amplifier, primary circuit 1 – circuit malfunction	Wiring, ignition amplifier, HT leads, spark plugs
17802	P1394	Ignition amplifier, primary circuit 2 – circuit malfunction	Wiring, ignition amplifier, HT leads, spark plugs
17803	P1395	Ignition amplifier, primary circuit 3 – circuit malfunction	Wiring, ignition amplifier, HT leads, spark plugs
17804	P1396	Engine speed (RPM) sensor- tooth missing	Insecure/damaged rotor, RPM sensor
17805	P1397	Crankshaft position (CKP) sensor/engine speed (RPM) sensor – control limit reached	Insecure/damaged rotor, CKP/RPM sensor
17806	P1398	Crankshaft position (CKP) sensor/engine speed (RPM) sensor – short to ground	Wiring short to ground, CKP/RPM sensor
17807	P1399	Crankshaft position (CKP) sensor/engine speed (RPM) sensor – short to positive	Wiring short to positive, CKP/RPM sensor
17808	P1400	Exhaust gas recirculation (EGR) valve/ solenoid, bank 1 – circuit malfunction	Wiring, EGR valve
17809	P1401	Exhaust gas recirculation (EGR) valve/solenoid, bank 1 – short to ground	Wiring short to ground, EGR valve
17810	P1402	Exhaust gas recirculation (EG”) valve/solenoid, bank 1 -short to positive	Wiring short to positive, EGR valve/solenoid
17811	P1403	Exhaust gas recirculation (EGR) system – control difference	Basic setting not carried out, EGR system
17812	P1404	Exhaust gas recirculation (EGR) system – basic setting	Basic setting not carried out, EGR
17812	P1404	Exhaust gas recirculation (EGR) system – basic setting	system
17814	P1406	Exhaust gas recirculation temperature (EGRT) sensor- range/performance problem	Wiring, EGRT sensor, ECM
17815	P1407	Exhaust gas recirculation temperature (EGRT) sensor- low input	Wiring short to ground, EGRT sensor
17816	P1408	Exhaust gas recirculation temperature (EGRT) sensor- high input	Wiring short to positive, ground wire defective, EGRT sensor
17817	P1409	Evaporative emission (EVAP) canister purge valve – circuit malfunction	Wiring, EVAP canister purge valve
17818	P1410	Evaporative emission (EVAP) canister purge valve – short to positive	Wiring short to positive, EVAP canister purge valve
17819	P1411	Secondary air injection (AIR) system, bank 2 – insufficient flow detected	Intake leak, hose(s) blockedlleaking, AIR valvelsolenoid
17820	P1412	Exhaust gas recirculation (EGR) pressure sensor – low input	Wiring, EGR sensor, ECM
17821	P1413	Exhaust gas recirculation (EGR) pressure sensor – high input	Wiring, EGR sensor, ECM
17822	P1414	Secondary air injection (AIR) system, bank 2 – leak detected	Intake leak, hose(s) leaking, AIR valvelsolenoid
17823	P1415	Exhaust gas recirculation (EGR) valve position sensor – lower limit exceeded	Basic setting not carried out
17824	P1416	Exhaust gas recirculation (EGR) valve position sensor – upper limit exceeded	Basic setting not carried out
17825	P1417	Fuel level sensor – circuit low input	Wiring, fuel level sensor, ECM
17826	P1418	Fuel level sensor- circuit high input	Wiring, fuel level sensor, ECM
17828	P1420	Secondary air injection (AIR) valvelsolenoid – circuit malfunction	Wiring, AIR solenoid
17829	P1421	Secondary air injection (AIR) valve/solenoid – short to ground	Wiring short to ground, AIR valve/solenoid
17830	P1422	Secondary air injection (AIR) valvelsolenoid – short to positive	Wiring short to positive, AIR valve/solenoid
17831	P1423	Secondary air injection ‘(AIR) system, bank 1 – insufficient flow detected	Hose connection(s), AIR valvelsolenoid
17832	P1424	Secondary air injection (AIR) system, bank 1 – leak detected	AIR valve, exhaust leak
17833	P1425	Evaporative emission (EVAP) canister purge valve – short to ground	Wiring short to ground, EVAP canister purge valve
17834	P1426	Evaporative emission (EVAP) canister purge valve – open circuit	Wiring open circuit, EVAP canister purge valve
17835	P1427	Vacuum pump, brakes – short to positive	Wiring short to positive, vacuum pump
17836	P1428	Vacuum pump, brakes – short to ground	Wiring short to ground, vacuum pump
17837	P1429	Vacuum pump, brakes – open circuit	Wiring open circuit, vacuum pump
17838	P1430	Vacuum pump, brakes – open circuit/short to positive	Wiring open circuit/short to positive, vacuum pump
17839	P1431	Vacuum pump, brakes – open circuit/short to ground	Wiring open circuit/short to ground, vacuum pump
17840	P1432	Secondary air injection (AIR) valve/solenoid – open circuit	Wiring open circuit, fuse, AIR valvelsolenoid
17841	P1433	Secondary air injection (AIR) pump relay – open circuit	Wiring open circuit, fuse, AIR pump relay
17842	P1434	Secondary air injection (AIR) pump relay – short to positive	Wiring short to positive, AIR pump relay
17843	P1435	Secondary air injection (AIR) pump relay – short to ground	Wiring short to ground, AIR pump relay
17844	P1436	Secondary air injection (AIR) pump relay – circuit malfunction	Wiring, AIR pump relay
17845	P1437	Exhaust gas recirculation (EGR)	Wiring short to positive, EGR
17845	P1437	valve/solenoid, bank 2 – short to positive	valve/solenoid
17846	P1438	Exhaust gas recirculation (EGR) valve/solenoid, bank 2 – open circuiVshort to ground	Wiring open circuit/short to ground, EGR valve/solenoid
17847	P1439	Exhaust gas recirculation (EGR) valve position sensor – basic setting	Basic setting not carried out, EGR system
17848	P1440	Exhaust gas recirculation (EGR) valve – open circuit	Wiring open circuit, EGR valve –
17849	P1441	Exhaust gas recirculation (EGR) valve/solenoid, bank 1 – open circuiVshort to ground	Wiring open circuit/short to ground, EGR solenoid
17850	P1442	Exhaust gas recirculation (EGR) valve position sensor – high input	Wiring short to positive, EGR valve position sensor
17851	P1443	Exhaust gas recirculation (EGR) valve position sensor – low input	Wiring short to ground, EGR valve position sensor
17852	P1444	Exhaust gas recirculation (EGR) valve position sensor – range/performance problem	Wiring, EGR valve position sensor
17853	P1445	Catalyst temperature sensor 2 – range/performance problem	Wiring, temperature sensor, ECM
17854	P1446	Catalyst temperature sensor – short to ground	Wiring short to ground, temperature sensor, ECM
17855	P1447	Catalyst temperature sensor – short to positive	Wiring short to positive, temperature sensor, ECM
17856	P1448	Catalyst temperature sensor 2 – short to ground	Wiring short to ground, temperature sensor, ECM
17857	P1449	Catalyst temperature sensor 2 – open/short to positive	Wiring open/short to positive, temperature sensor, ECM
17858	P1450	Secondary air injec;:tion (AIR) system -short to positive	Wiring short to positive, AIR relay
17859	P1451	Secondary air injection (AIR) system -short to ground	Wiring short to ground, AIR relay
17860	P1452	Secondary air injection (AIR) system -open circuit	Wiring open circuit, AIR relay
17861	P1453	Exhaust gas recirculation temperature (EGRT) sensor 1/bank 1 -open circuiVshort to positive	Wiring open circuit/short to positive, EGRTsensor
17862	P1454	Exhaust gas recirculation temperature (EGRT) sensor 1/bank 1 -short to ground	Wiring short to ground, EGRT sensor
17863	P1455	Exhaust gas recirculation temperature (EGRT} sensor 1/bank 1 – range/performance problem	Exhaust leak, wiring, EGRT sensor
17864	P1456	Exhaust gas recirculation temperature (EGRT) control, bank 1 – control limit reached	EGRTsensor
17865	P1457	Exhaust gas recirculation temperature (EGRT) sensor 2/bank 2 – open circuit/short to positive	Wiring open circuit/short to positive, EGRTsensor
17866	P1458	Exhaust gas recirculation temperature (EGRT) sensor 2/bank 2 – short to ground	Wiring short to ground, EGRT sensor
17867	P1459	Exhaust gas recirculation temperature (EGRT} sensor 2/bank 2 – range/performance problem	Exhaust leak, wiring, EGRT sensor
17868	P1460	Exhaust gas recirculation temperature (EGRT) control, bank 2 – control limit reached	EGRTsensor
17869	P1461	Exhaust gas recirculation temperature (EGRT) control, bank 1 – range/performance problem	Exhaust leak/blockage, EGRT sensor
17870	P1462	Exhaust gas recirculation temperature (EGRT) control, bank 2 – range/performance problem	Exhaust leak/blockage, EGRT sensor
17873	P1465	Fuel additive pump – short to positive	Wiring short to positive, fuel additive pump, ECM
17874	P1466	Fuel additive pump – open/short to ground	Wiring open/short to ground, fuel additive pump, ECM
17875	P1467	Evaporative emission (EVAP) canister purge valve – short to positive	Wiring short to positive, EVAP canister purge valve
17876	P1468	Evaporative emission (EVAP) canister purge valve – short to ground	Wiring short to ground, EVAP canister purge valve
17877	P1469	Evaporative emission (EVAP) canister purge valve – open circuit	Wiring open circuit, EVAP canister purge valve
17878	P1470	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – circuit malfunction	Wiring, EVAP leak detection pump
17879	P1471	Evaporative emission (EVAP) leak detection pump – short to positive	Wiring short to positive, EVAP leak detection pump
17880	P1472	Evaporative emission (EVAP) leak detection pump – short to ground	Wiring short to ground, EVAP leak detection pump
17881	P1473	Evaporative emission (EVAP) purge valve – electrical malfunction	Wiring, EVAP purge valve, ECM
17882	P1474	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – malfunction	Wiring, hose leak/blockage, EVAP canister purge valve, EVAP canister, EVAP leak detection pump
17883	P1475	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – no signal	Wiring, EVAP canister purge valve, EVAP leak detection pump, ECM
17884	P1476	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – vacuum too low	System leak, hose blockage, EVAP canister, EVAP leak detection pump
17885	P1477	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – malfunction	Wiring, hose leak/blockage, EVAP canister purge valve, EVAP canister, EVAP leak detection pump
17886	P1478	Evaporative emission (EVAP) leak detection pump/fuel tank vent system – hose blockage detected	Hose blockage
17887	P1479	Vacuum system, brakes – mechanical fault	Vacuum pump
–	P1482	Secondary air injection (AIR) pump relay – short circuit to positive	Wiring, AIR pump relay
–	P1483	Secondary air injection (AIR) pump relay – short circuit to ground	Wiring, AIR pump relay
–	P1484	Secondary air injection (AIR) pump relay- circuit malfunction	Wiring, AIR pump relay, ECM
–	P1489	EVAP canister purge valve 2 – short circuit to positive	Wiring, EVAP canister purge valve, ECM
–	P1490	EVAP canister purge valve 2 – short circuit to ground	Wiring, EVAP canister purge valve, ECM
–	P1491	EVAP canister purge valve 2 – open circuit	Wiring, EVAP canister purge valve, ECM
–	P1494	EVAP canister purge valve 2 – incorrect flow detected	Wiring, hoses blocked/disconnected/ split, EVAP canister purge valve, ECM
–	P1497	Secondary air injection (AIR) system, bank 3 – incorrect flow ·	AIR pump relay, AIR switching valve, AIR solenoid(s), AIR pump(s), ECM
–	P1498	Secondary air injection (AIR) system, bank 4 – incorrect flow	AIR pump relay, AIR switching valve, AIR

			solenoid(s), AIR pump(s), ECM
17908	P1500	Fuel pump relay – circuit malfunction	Wiring, fuel pump relay
17909	P1501	Fuel pump relay – short to ground	Wiring short to ground, fuel pump relay
17910	P1502	Fuel pump relay – short to positive	Wiring short to positive, fuel pump relay
17911	P1503	Alternator load signal	Wiring, alternator
17912	P1504	Intake system – leak detected	Intake leak, EGR system, EVAP system, hose connection(s), throttle control unit
17913	P1505	Closed throttle position (CTP) switch – does not close	Throttle cable/valve, wiring open circuit/ short to positive, CTP switch adjustment/defective, ECM
17914	P1506	Closed throttle position (CTP) switch -‘-does not open	Moisture ingress, wiring short to ground, CTP switch adjustment/ defective, ECM
17915	P1507	Idle speed control (ISC) – lower limit reached	Throttle control unit/basic setting, intake/exhaust leak, mechanical fault, A/C signals
17916	P1508	Idle speed control (ISC) – upper limit reached	Throttle control unit/basic setting, intake/exhaust leak, mechanical fault, A/C signals
17917	P1509	Idle air control (lAC) valve – circuit malfunction	Wiring, lAC valve
17918	P1510	Idle air control (lAC) valve -short to positive	Wiring open circuit/short to positive, lAC valve
17919	P1511	Intake manifold air control solenoid 1 – current circuit	Wiring, intake manifold air control solenoid
17920	P1512	Intake manifold air control solenoid 1 -short to positive	Wiring short to positive, intake manifold air control solenoid
17921	P1513	Intake manifold air control solenoid 2 -short to positive	Wiring short to positive, intake manifold air control solenoid
17922	P1514	Intake manifold air control solenoid 2 -short to ground	Wiring short to ground, intake manifold air control solenoid
17923	P1515	Intake manifold air control solenoid 1 -short to ground	Wiring short to ground, intake manifold air control solenoid
17924	P1516	Intake manifold air control solenoid 1 -open circuit	Wiring open circuit, intake manifold air control solenoid
17925	P1517	Engine control relay – circuit malfunction	Wiring, engine control relay
17926	P1518	Engine control relay – short to positive	Wiring short to positive, engine control relay
17927	P1519	Camshaft position (CMP) control, bank 1 – malfunction	Cylinder head oil pressure too low, CMP
17927	P1519	Camshaft position (CMP) control, bank 1 – malfunction	actuator sticking/defective
17928	P1520	Intake manifold air control solenoid 2 -open circuit	Wiring open circuit, intake manifold air control solenoid
17929	P1521	Intake manifold air control solenoid 2 – electrical malfunction	Wiring, intake manifold air control solenoid
17930	P1522	Camshaft position (CMP) control, bank 2- malfunction	Cylinder head oil pressure too low, CMP actuator sticking/defective
17931	P1523	SRS crash signal received	Airbag triggered
17932	P1524	Fuel pump relay – open circuit/short to ground	Wiring open circuit/short to ground, fuel pump relay
17933	P1525	Camshaft position (CMP) actuator, bank 1 – circuit malfunction	Wiring, CMP actuator
17934	P1526	Camshaft position (CMP) actuator, bank 1 – short to positive	Wiring short to positive, CMP actuator
17935	P1527	Camshaft position (CMP) actuator, bank 1 – short to ground	Wiring short to ground, CMP actuator
17936	P1528	Camshaft position (CMP) actuator, bank 1 – open circuit	Wiring open circuit, CMP actuator
17937	P1529	Camshaft position (CMP) actuator -short to positive	Wiring short to positive, CMP actuator
17938	P1530	Camshaft position (CMP) actuator -short to ground	Wiring short to ground, CMP actuator
17939	P1531	Camshaft position (CMP) actuator – open circuit	Wiring open circuit, CMP actuator
17940	P1532	Idle control – lean running speed below specification	Throttle control unit
17941	P1533	Camshaft position (CMP) actuator, bank 2 – circuit malfunction	Wiring, CMP actuator
17942	P1534	Camshaft position (CMP) actuator, bank 2 – short to positive	Wiring short to positive, CMP actuator
17943	P1535	Camshaft position (CMP) actuator, bank 2 – short to ground	Wiring short to ground, CMP actuator
17944	P1536	Camshaft position (CMP) actuator, bank 2 – open circuit	Wiring open circuit, CMP actuator
17945	P1537	Fuel shut-off solenoid – malfunction	Fuel shut-off solenoid (leaking/sticking)
17946	P1538	Fuel shut-off solenoid -open circuit/short to ground	Wiring open circuit/short to ground, fuel shut-off solenoid
17947	P1539	Clutch pedal position (CPP) switch – range/performance problem	Wiring, CPP switch
17948	P1540	Vehicle speed signal – high input	Excessive vehicle speed, instrument panel defective
17949	P1541	Fuel pump relay – open circuit	Wiring open circuit, fuel pump relay
17950	P1542	Throttle motor position sensor 1 – range/performance problem	Throttle valve requires cleaning, wiring, throttle motor position sensor
17951	P1543	Throttle motor position sensor 1 – low input	Wiring short to ground, throttle motor position sensor
17952	P1544	Throttle motor position sensor 1 – high input	Wiring short to positive, throttle motor position sensor
17953	P1545	Throttle valve control – malfunction	Throttle valve tight/sticking, wiring, throttle control unit
17954	P1546	Turbocharger (TC) wastegate regulating valve – short to positive	Wiring short to positive, TC wastegate regulating valve
17955	P1547	Turbocharger (TC) wastegate regulating valve – short to ground	Wiring short to ground, TC wastegate regulating valve
17956	P1548	Turbocharger (TC) wastegate regulating valve – open circuit	Wiring open circuit, TC wastegate regulating valve
17957	P1549	Turbocharger (TC) wastegate regulating valve – open circuit/short to ground	Wiring open circuit/short to ground, TC wastegate regulating valve
17958	P1550	Turbocharger (TC) boost pressure – control difference	Intake/exhaust leak, hoses interchanged/ not connected, MAP sensor, TC wastegate regulating valve, turbocharger (TC) wastegate actuator, TC
17959	P1551	Barometric pressure (BARO) sensoc- short to positive	Wiring, BARO sensor
17960	P1552	Barometric pressure (BARO) sensor- open/short to ground	Wiring, BARO sensor
17961	P1553	Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor – range/performance problem	Intake/exhaust leak, EGR system, EVAP canister purge valve, throttle control unit, wiring, MAP sensor, BARO sensor
17962	P1554	Throttle control unit- basic setting conditions	Basic setting conditions not met
17963	P1555	Turbocharger (TC) boost pressure – upper limit exceeded	Hoses interchanged/not connected, TC wastegate regulating valve, turbocharger (TC) wastegate actuator, TC
17964	P1556	Turbocharger (TC) boost pressure – control limit not reached	TC wastegate regulating valve, intake leak, TC defective
17965	P1557	Turbocharger (TC) boost pressure – control limit exceeded	Hose connection interchanged/not connected
17966	P1558	Idle speed control (ISC) actuator/throttle motor- circuit malfunction	Wiring, ISC actuator/throttle motor
17967	P1559	Throttle control unit – basic setting malfunction	Accelerator pedal or starter motor operated during basic setting
17968	P1560	Maximum engine RPM exceeded	Incorrect gear shift, wiring open circuit, CKP/RPM sensor
17969	P1561	Fuel quantity adjuster – control difference	Wiring, fuel injection pump
17970	P1562	Fuel quantity adjuster- upper stop value	Fuel quantity adjuster blocked/defective, stop value reached
17971	P1563	Fuel quantity adjuster- lower stop value	Fuel quantity adjuster blocked/defective, lower stop value reached
17972	P1564	Throttle control unit – voltage low during basic setting	Battery, wiring
17973	P1565	Throttle control unit – lower stop not reached	Throttle valve tight/sticking, ISC actuator
17974	P1566	AIC compressor, load signal – implausible signal	Wiring, A/C system
17975	P1567	A/C compressor, load signal – no signal	Wiring, A/C system
17976	P1568	Throttle control unit – mechanical fault	Throttle valve tight/sticking
17977	P1569	Cruise control master switch	Wiring, cruise control master switch
17978	P1570	Engine control module (ECM) – immobilizer active	Incorrect/damaged key, incorrectly coded, ECM/immobilizer replacement without coding, wiring, immobilizer defective
17979	P1571	Engine mounting control solenoid, bank 2 – short to positive	Wiring short to positive, engine mounting control solenoid
17980	P1572	Engine mounting control solenoid, bank 2 – short to ground	Wiring short to ground, engine mounting control solenoid
17981	P1573	Engine mounting control solenoid, bank 2 – open circuit	Wiring open circuit, engine mounting control solenoid
17982	P1574	Engine mounting control solenoid, bank 2 – circuit malfunction	Wiring, engine mounting control solenoid
17983	P1575	Engine mounting control solenoid, bank 1 – short to positive	Wiring short to positive, engine mounting control solenoid
17984	P1576	Engine mounting control solenoid, bank 1 – short to ground	Wiring short to ground, engine mounting control solenoid
17985	P1577	Engine mounting control solenoid, bank 1 – open circuit	Wiring open circuit, engine mounting control solenoid
17987	P1579	Throttle control unit – basic setting	Basic setting not carried out
17988	P1580	Throttle motor, bank 1 – circuit malfunction	Wiring, throttle motor
17989	P1581	Throttle control unit – basic setting	Basic setting not carried out
17990	P1582	Idle speed adaptation – limit reached	Intake/exhaust leak, AIR system, fuel pressure/pump, injector(s), EVAP canister purge valve
17991	P1583	Transmission mounting control solenoid – short to positive	Wiring short to positive, transmission mounting control solenoid
17992	P1584	Transmission mounting control solenoid – short to ground	Wiring short to ground, transmission mounting control solenoid
17993	P1585	Transmission mounting control solenoid – open circuit	Wiring, transmission mounting control solenoid
17994	P1586	Engine mo\Jnting control solenoid, bank 1 & 2 – short to positive	Wiring short to positive, engine mounting control solenoid
17995	P1587	Engine mounting control solenoid, bank 1 & 2 – short to ground	Wiring short to ground, engine mounting control solenoid
17996	P1588	Engine mounting control solenoid, bank 1 & 2 – open circuit	Wiring, engine mounting control solenoid
17997	P1589	AIC/heater air temperature control switch – short to ground	Wiring short to ground, A/C/heater air temperature control switch
17998	P1590	AIC/heater air temperature control switch – open circuit	Wiring open circuit, AJC/heater air temperature control switch
18000	P1592	Barometric pressure (BARO) sensor/manifold absolute pressure (MAP) sensor – implausible ratio	TC system, MAP sensor
18001	P1593	Altitude adaption – signal outside tolerance	Intake leak, MAF sensor, throttle control unit
18007	P1599	Idle control – lean running speed above specification	lAC valve
18008	P1600	Engine control module (ECM) – supply voltage low from ignition switch	Battery, alternator, wiring open circuit
18009	P1601	Engine control module (ECM) – supply voltage	Wiring, engine control relay
18010	P1602	Engine control module (ECM) – supply voltage low from battery	Battery was disconnected, battery discharged, alternator, wiring open circuit, fuse
18011	P1603	Engine control module (ECM) – defective	ECM
18012	P1604	Engine control module (ECM) – defective	ECM
18013	P1605	Rough road signal/acceleration sensor – circuit malfunction	ABS control module trouble code(s) stored, ABS wheel speed sensor, CAN data bus
18014	P1606	Rough road signal – circuit malfunction	ABS control module trouble code(s) stored, CAN data bus
18015	P1607	Vehicle speed sensor (VSS) – circuit malfunction	Wiring, VSS, instrument cluster
18016	P1608	Power steering pressure (PSP) switch – circuit malfunction	Wiring, PSP switch
18017	P1609	Engine control module (ECM) – crash switch-off triggered	Airbag triggered
18018	P1610	Engine control module (ECM) – defective	ECM
18019	P1611	Malfunction indicator lamp (MIL)/ transmission control module (TCM) – circuit malfunction	Wiring short to ground, TCM
18020	P1612	Engine control module (ECM) – coding	Incorrectly coded
18021	P1613	Malfunction indicator lamp (MIL) – circuit malfunction	Wiring open circuit/short to positive
18022	P1614	Malfunction indicator lamp (MIL)/ transmission control module (TCM) – range/performance problem	Wiring, TCM
18023	P1615	Engine oil temperature (EOT) sensor- range/performance problem	Engine oil level, wiring, EOT sensor
18024	P1616	Glow plug warning lamp – short to positive	Wiring short to positive
18025	P1617	Glow plug warning lamp – open circuit/short to ground	Bulb, wiring open circuit/short to ground
18026	P1618	Glow plug relay – short to positive	Wiring short to positive, glow plug relay
18027	P1619	Glow plug relay – open circuit/short to ground	Wiring open circuit/short to ground, glow plug relay
18028	P1620	Instrument panel, ECT signal – open circuit/short to positive	Wiring open circuit/short to positive, instrument panel
18029	P1621	Instrument panel, ECT signal – short to ground	Wiring short to ground, instrument panel
18030	P1622	Instrument panel, ECT signal – implausible signal	Wiring, instrument panel, ECT sensor
18031	P1623	CAN data bus – no signal	Trouble code(s) stored in other system(s), wiring, matching resistor in ECM
18032	P1624	Malfunction indicator lamp (MIL) – request signal active	Trouble code(s) stored in other system(s)
18033	P1625	CAN data bus, TCM – incorrect signal-	TCM trouble code(s) stored, TCM incorrectly coded, wiring, matching resistor in ECM
18034	P1626	CAN data bus, TCM – no signal	TCM trouble code(s) stored, TCM incorrectly coded, wiring, matching resistor in ECM
18035	P1627	CAN data bus, fuel pump – no signal	Wiring, fuel pump
18036	P1628	CAN data bus, steering position sensor- no signal	Wiring, steering position sensor
18037	P1629	CAN data bus, cruise control – no signal	Cruise control trouble code(s) stored, wiring, matching resistor in ECM
18038	P1630	Throttle position (TP)/accelerator pedal position (APP) sensor 1/2 – low input	Wiring short to ground, APP sensor, TP sensor
18039	P1631	Throttle position (TP)/accelerator pedal position (APP) sensor 1/2- high input	Wiring short to positive, APP sensor, TP sensor
18040	P1632	Accelerator pedal position (APP) sensor – supply voltage	Operating voltage too highllow, wiring
18041	P1633	Accelerator pedal position (APP) sensor 2 – low input	Wiring short to ground, APP sensor
18042	P1634	Accelerator pedal position (APP) sensor 2 – high input	Wiring short to positive, APP sensor
18043	P1635	CAN data bus, AIC – no signal	AIC control module trouble code(s) stored, wiring, matching resistor in ECM
18044	P1636	CAN data bus, SRS – no signal	SRS control module trouble code(s)
18044	P1636	CAN data bus, SRS – no signal	stored, wiring, matching resistor in ECM
18045	P1637	CAN data bus, electronic CE – no signal	Trouble code(s) stored, wiring, matching resistor in ECM
18046	P1638	CAN data bus, clutch control – no signal	Trouble code(s) stored, wiring, matching resistor in ECM
18047	P1639	Throttle position (TP)/accelerator pedal position (APP) sensor 1/2- range/performance problem	Wiring, APP sensor, TP sensor
18048	P1640	Engine control module (ECM) – defective	ECM
18049	P1641	Air conditioning control module – system malfunction	Trouble code(s) stored
18050	P1642	SRS control module – system malfunction	Trouble code(s) stored
18051	P1643	Multifunction control module – system malfunction	Trouble code(s) stored
18052	P1644	Clutch control module – system malfunction	Trouble code(s) stored
18053	P1645	CAN data bus, 4WD – no signal	4WD trouble code(s) stored, wiring, matching resistor in ECM
18054	P1646	All wheel drive (AWD) control module – system malfunction	Trouble code(s) stored
18055	P1647 9	CAN data bus, ECM coding	Incorrectly coded ECM
18055	P1647 g	Engine control module (ECM) 1/2, ECM coding	Incorrectly coded ECM
18056	P1648	CAN data bus – defective	Wiring, matching resistor in ECM
18057	P1649	CAN data bus, ABS – no signal	ABS control module trouble code(s) stored, wiring, matching resistor in ECM
18058	P1650	CAN data bus, instrumentation – no signal	Instrumentation control module trouble code(s) stored, wiring, matching resistor in ECM
18059	P1651	CAN data bus, powertrain – no signal	PCM, trouble code(s) stored, wiring, matching resistor in ECM
18060	P1652	Transmission control module (TCM) – system malfunction	Trouble code(s) stored
18061	P1653	ABS control module – system malfunction	Trouble code(s) stored
18062	P1654	Instrumentation control module – system malfunction	Trouble code stored for engine oil level/ temperature sensor
18063	P1655	Cruise control module – system malfunction	Trouble code(s) stored
18064	P1656	AIC signal – short to ground	Wiring short to ground
18065	P1657	AIC signal – short to positive	Wiring
18066	P1658	CAN data bus, cruise control – incorrect signal	Cruise control trouble code(s) stored, wiring, matching resistor in ECM
18067	P1659	Engine coolant blower motor, speed 1 – short to positive	Wiring short to positive, engine coolant blower motor
18068	P1660	Engine coolant blower motor, speed 1 – short to ground	Wiring short to ground, engine coolant blower motor
18069	P1661	Engine coolant blower motor, speed 2 – short to positive	Wiring short to positive, engine coolant blower motor
18070	P1662	Engine coolant blower motor, speed 2 – short to ground	Wiring short to ground, engine coolant blower motor
18071	P1663	Injector, activation – short to positive	Wiring short to positive, ECM
18072	P1664	Injector, activation – current circuit	Wiring open circuit/short to ground
18073	P1665	Injector- mechanical fault	Injector
18074	P1666	Injector 1 – current circuit	Wiring open circuit/short to ground
18075	P1667	Injector 2 – current circuit	Wiring open circuit/short to ground
18076	P1668	Injector 3 – current circuit	Wiring open circuit/short to ground
18077	P1669	Injector 4 – current circuit	Wiring open circuit/short to ground
18080	P1672	Engine coolant blower motor, speed 1 – open circuit/short to ground	Wiring open circuit/short to ground
18082	P1674	CAN data bus, instrumentation – incorrect signal	Wiring, instrumentation control module trouble code(s) stored, matching resistor in ECM
18084	P1676	ETS warning lamp – circuit malfunction	Instrumentation control module trouble code(s) stored, wiring, matching resistor in ECM
18085	P1677	ETS warning lamp – short to positive	Instrumentation control module trouble code(s) stored, wiring short to positive, matching resistor in ECM
18086	P1678	ETS warning lamp – short to ground	Instrumentation control module trouble code(s) stored, wiring short to ground, matching resistor in ECM
18087	P1679	ETS warning lamp – open circuit	Instrumentation control module trouble code(s) stored, wiring open circuit, matching resistor in ECM
18088	P1680	Limp-home mode – active	Throttle control unit, APP sensor
18089	P1681	Engine control module (ECM) – programming incomplete	ECM
18090	P1682	CAN data bus, ABS – implausible signal	ABS control module trouble code(s) stored, wiring, matching resistor in ECM
18091	P1683	CAN data bus, SRS – implausible signal	SRS control module trouble code(s) stored, wiring, matching resistor in ECM
18092	P1684	Engine control module (ECM) – programming communication error	ECM
18094	P1686	Engine control module (ECM) – programming error	ECM
18095	P1687	CAN data bus, NC control module – implausible signal	AJC control module trouble codes stored, wiring, AJC control module
18098	P1690	Malfunction indicator lamp (MIL) – circuit malfunction	Instrumentation control module t ouble code(s) stored, wiring, matching resistor in ECM
18099	P1691	Malfunction indicator lamp (MIL) – open circuit	Instrumentation control module trouble code(s) stored, wiring open circuit, matching resistor in ECM
18100	P1692	Malfunction indicator lamp (MIL) – short to ground	Instrumentation control module trouble code(s) stored, wiring short to ground, matching resistor in ECM
18101	P1693	Malfunction indicator lamp (MIL) – short to positive	Instrumentation control module trouble code(s) stored, wiring short to positive, matching resistor in ECM
18102	P1694	Malfunction indicator lamp (MIL) – open/short to ground	Instrumentation control module trouble code(s) stored, wiring open/short to ground, matching resistor in ECM
18104	P1696	CAN data bus, steering column electronics – incorrect signal	Wiring, matching resistor in ECM
18106	P1698	Steering column electronics	Steering column control module trouble code(s) stored
18107	P1699	Engine control module (ECM) – programmed for cruise control	Erase cruise control program
18153	P1745	Solenoid valves, supply voltage – short to positive	Wiring open circuit/short to positive, poor connection, TCM
–	P1746	TCM/solenoid valves, supply voltage – circuit malfunction	Wiring, battery, alternator
18155	P1747	Solenoid valves, supply voltage – open circuit/short to ground	Battery, wiring open circuit/short to ground, poor connection, TCM
18156	P1748	Transmission control module (TCM) – defective	TCM
18158	P1750	Transmission control module (TCM) – supply voltage low	Fuse, wiring, TCM
18159	P1751	Transmission control module (TCM) – supply voltage high	Wiring, alternator, battery(s)
18259	P1851	CAN data bus, ABS – incorrect signal	ABS trouble code(s) stored, wiring, matching resistor in ECM
18 61	P1853	CAN data bus, ABS – incorrect signal	ABS trouble code(s) stored, wiring, matching resistor in ECM
18262	P1854	CAN data bus, ABS – defective	ABS trouble code(s) stored, wiring, matching resistor in ECM
–	P1857	ECM – incorrect load signal	Vacuum leak, intake system – air leak
18308	P1900	Engine coolant blower motor, speed 2 – open circuit/short to ground	Wiring open circuit/short to ground, engine coolant blower motor
18309	P1901	Engine coolant blower motor run-on relay – short to positive	Wiring short to positive, engine coolant blower motor run-on relay
18310	P1902	Engine coolant blower motor run-on relay – open circuit/short to ground	Wiring open circuit/short to ground, engine coolant blower motor run-on relay
18311	P1903	Engine coolant hydraulic blower motor solenoid – short to positive	Wiring short to positive, engine coolant hydraulic blower motor solenoid
18312	P1904	Engine coolant hydraulic blower motor solenoid – open circuit/short to ground	Wiring open circuit/short to ground, engine coolant hydraulic blower motor solenoid
18313	P1905	Charge air coolant pump relay – short to positive	Wiring short to positive, charge air coolant pump relay
18314	P1906	Charge air coolant pump relay – open circuit/short to ground	Wiring open circuit/short to ground, charge air coolant pump relay
18315	P1907	Data bus, ECM 1/2- defective	Wiring
18316	P1908	Data bus, ECM 1/2- software version monitoring	Data in ECM 1 & ECM 2 does not match
18317	P1909	Data bus, ECM 1/2- no signal from ECM 1	Wiring, ECM 1
18318	P1910	Data bus, ECM 1/2- no signal from ECM 2	Wiring, ECM 2
18318	P1911	Data bus, ECM 1/2- circuit malfunction	Wiring, ECM 1/2
18320	P1912	Brake servo pressure sensor – open circuit/short to positive	Wiring open circuit/short to positive, brake servo pressure sensor
18321	P1913	Brake servo presswe sensor – short to ground	Wiring short to ground, brake servo pressure sensor
18322	P1914	Brake servo pressure sensor – range/performance problem	Vacuum leak, wiring, brake servo pressure sensor
18323	P1915	Engine control module (ECM) – engine cooling system programmed for hot climates	Erase hot climate engine cooling system program
18324	P1916	Engine coolant pump relay – short to ground	Wiring short to ground, engine coolant pump relay
18324	P1917	Engine coolant pump relay – open circuit	Wiring open circuit, engine coolant pump relay
18328	P1920	Engine mounting control solenoid, bank 1 & 2 – open circuit/short to ground	Wiring open circuit/short to ground, engine mounting control solenoid
18331	P1923	Engine control module (ECM) 2 – malfunction	Trouble code(s) stored
–	P1924	Engine control module (ECM) 1/2, pin coding – impl usible signal	ECM
18339	P1931	Engine coolant blower control module – malfunction	Wiring, engine coolant blower control module
18404	P1996	Camshaft position (CMP), intake, bank 1	Implausible signal, mechanical fault
18405	P1997	Camshaft position (CMP), exhaust, bank 1	Implausible signal, mechanical fault
18406	P1998	Camshaft position (CMP), intake, bank 2	Implausible signal, mechanical fault
18407	P1999	Camshaft position (CMP), exhaust, bank 2	Implausible signal, mechanical fault
19456	P3000	CAN data bus, instrumentation – glow plug warning lamp	Wiring, matching resistor in ECM
19458	P3002	Accelerator pedal position (APP) sensor – transmission kick-down switch	APP sensor
19459	P3003	Engine coolant heater relay 1, low output	Wiring, engine coolant heater relay
19461	P3005	Engine coolant heater relay 2, high output	Wiring, engine coolant heater relay
19463	P3007	Camshaft position (CMP) sensor- no signal	Air gap, insecure sensor/rotor, wiring, CMP sensor
19464	P3008	Camshaft position (CMP) sensor- signal limit exceeded	Insecure rotor, camshaft alignment
19465	P3009	Fuel cooling pump relay – short to positive	Wiring short to positive, fuel cooling pump relay
19466	P3010	Fuel cooling pump relay -open circuiUshort to ground	Wiring open circuit/short to ground, fuel cooling pump relay
19467	P3011	Fuel pump relay 1/2- short to positive	Wiring short to positive, fuel pump relay
19468	P3012	Fuel pump relay 1/2 – open circuiUshort to ground	Wiring open circuit/short to ground, fuel pump relay
19469	P3013	Turbocharger (TC) wastegate regulating valve B – short to positive	Wiring short to positive, TC wastegate regulating valve
19470	P3014	Turbocharger (TC) wastegate regulating valve B – open circuiUshort to ground	Wiring open circuit/short to ground, TC

			wastegate regulating valve
19471	P3015	Fuel bypass valve – short to positive	Wiring short to positive, fuel bypass valve
19472	P3016	Fuel bypass valve – open circuiUshort to ground	Wiring open circuit/short to ground, fuel bypass valve
–	P3025	Throttle valve control circuit, sensor 1 – implausible signal	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3026	Throttle valve control circuit, sensor 1 – signal low	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3027	Throttle valve control circuit, sensor 1 – signal high	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3028	Throttle valve control circuit, sensor 2 – implausible signal	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3029	Throttle valve control circuit, sensor 2 – signal low	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3030	Throttle valve control circuit, sensor 2 – signal high	Wiring, connections, throttle valve control module, throttle position (TP) sensor, ECM
–	P3031	Throttle valve control circuit, 2 – circuit malfunction	Wiring, connections
–	P3032	Throttle valve control module, 2 – basic setting malfunction	Erase trouble code, erase memory, reset ECM
–	P3033	Intake air temperature (IAT) sensor, 2 – low input	Wiring short to ground, IAT sensor
–	P3034	Intake air temperature (IAT) sensor, 2 -high input	Wiring short to ground, IAT sensor
–	P3035	Throttle valve control module, 2 – mechanical malfunction	Throttle valve – sticking, throttle valve – travel range, accelerator pedal – travel range
–	P3038	Throttle valve control module, 2 -lower limit not reached	Wiring, connections, throttle valve – sticking, throttle valve – travel range, throttle position (TP) switch, throttle valve control module – 2
19496	P3040	Gear ratio – implausible	Transmission fault
19497	P3041	CAN data bus, instrumentation – implausible ECT signal	Wiring, matching resistor in ECM
–	P3081	Engine temperature too low	Allow engine to warm up, cooling system fault
–	P3092	Engine control module (ECM) – internal fault	ECM
–	P3093	Engine control module (ECM) – internal fault	ECM
–	P3096	Engine control module (ECM) – internal fault	ECM
–	P3097	Engine control module (ECM) – internal fault	ECM
–	P3211	Heated oxygen sensor (H02S) 1, bank 1 – heater circuit malfunction	Wiring, H02S, ECM
–	P3212	Heated oxygen sensor (H02S) 1, bank 2 – heater circuit malfunction	Wiring, H02S, ECM
19560	P3104	Intake manifold air control solenoid – short to positive	Wiring short to positive, intake manifold air control solenoid
19561	P3105	Intake manifold air control solenoid – open circuit/short to ground	Wiring open circuit/short to ground, intake manifold air control solenoid
19717	P3262	Heated oxygen sensor (H02S) 2, bank 1 & 2 – interchanged	H02S 2 on bank 1 & 2 incorrectly installed
65280	–	CAN data bus, ABS – defective	ABS trouble code(s) stored, wiring, matching resistor in ECM
65535	–	Engine control module (ECM) – defective	ECM