Audi AUDI (1995 – 2008) Trouble Code Info

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

  • Refer to the front of this manual for general test conditions, terminology, detailed descriptions of wiring faults and a general trouble shooter for electrical and mechanical faults.
  • 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]
Audi1Audi2
Audi3Audi4
Audi5Audi6

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  
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
  (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  
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
1 or 2, ground wire – short to positive
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
sensor – defective
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
  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  
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  
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)
  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