| Saab Codes |
|---|
|
| Trouble Code | Fault Location | Probable Cause |
|---|
P1000 – P1099 (Fuel and air metering and auxiliary emission control) | | P1001 | Evaporative emission (EVAP) canister purge valve – low output | Wiring open circuit/short to ground, EVAP canister purge valve |
| P1002 | Evaporative emission (EVAP) canister purge valve – high output | Wiring short to positive, EVAP canister purge valve |
| P1011 | Injector 1 – low output | Wiring open circuit/short to ground, injector |
| P1012 | Injector 1 – high output | Wiring short to positive, injector |
| P1021 | Injector 2 – low output | Wiring open circuit/short to ground, injector |
| P1022 | Injector 2 – high output | Wiring short to positive, injector |
| P1026 | Variable valve lift oil control valve, RH bank – performance problem | Wiring, variable valve lift oil control valve, variable valve lift oil pressure switch, ECM |
| P1028 | Variable valve lift oil control valve, LH bank – performance problem | Wiring, variable valve lift oil control valve, variable valve lift oil pressure switch, ECM |
| P1031 | Injector 3 – low output | Wiring open circuit/short to ground, injector |
| P1032 | Injector 3 – high output | Wiring short to positive, injector |
| P1041 | Injector 4 – low output | Wiring open circuit/short to ground, injector |
| P1042 | Injector 4 – high output | Wiring short to positive, injector |
| P1051 | Injector 5 – low output | Wiring open circuit/short to ground, injector |
| P1052 | Injector 5 – high output | Wiring short to positive, injector |
| P1061 | Injector 6 – low output | Wiring open circuit/short to ground, injector |
| P1062 | Injector 6 – high output | Wiring short to positive, injector |
| P1086 | Intake manifold air control actuator position sensor, LH – voltage low | Wiring, intake manifold air control actuator position sensor, ECM |
| P1087 | Intake manifold air control actuator position sensor, LH – voltage high | Wiring, intake manifold air control actuator position sensor, ECM |
| P1088 | Intake manifold air control actuator position sensor, RH – voltage low | Wiring, intake manifold air control actuator position sensor, ECM |
| P1089 | Intake manifold air control actuator position sensor, RH – voltage high | Wiring, intake manifold air control actuator position sensor, ECM |
| P1090 | Intake manifold air control actuator, RH – stuck open | Wiring, intake manifold air control actuator position sensor, ECM |
| P1091 | Intake manifold air control actuator, RH – stuck closed | Wiring, intake manifold air control actuator position sensor, ECM |
| P1092 | Intake manifold air control actuator, LH – stuck open | Wiring, intake manifold air control actuator position sensor, ECM |
| P1093 | Intake manifold air control actuator, LH – stuck closed | Wiring, intake manifold air control actuator position sensor, ECM |
| P1094 | Intake manifold air control actuator, RH – open circuit | Wiring, intake manifold air control actuator position sensor, ECM |
| P1095 | Intake manifold air control actuator, RH – over currenUshort circuit | Wiring, intake manifold air control actuator position sensor, ECM |
| P1096 | Intake manifold air control actuator, LH – open circuit | Wiring, intake manifold air control actuator position sensor, ECM |
| P1097 | Intake manifold air control actuator, LH – over currenUshort circuit | Wiring, intake manifold air control actuator position sensor, ECM |
P1100 – P1199 (Fuel and air metering) | | P1100 | Starter signal – circuit malfunction | Starter motor circuit, NP/TR switch, CPP switch, ECM |
| P1101 | Intake airflow – incorrect | Wiring, mechanical fault, engine coolant temperature (ECT) sensor, barometric pressure (BARO) sensor, intake air temperature (IAT) sensor, manifold absolute pressure (MAP) sensor, mass air flow (MAF) sensor,throttle position (TP) switch |
| P1102 | MAP/BARO sensor switching valve – circuit malfunction | Wiring, MAP/BARO sensor switching valve, ECM |
| P1103 | Engine torque control signal 1 – circuit malfunction | Wiring, ECM, TCM |
| P1104 | Traction control signal – circuit malfunction | Wiring, traction control module |
| P1105 | Manifold absolute pressure (MAP) sensor, TC system – performance problem | TC system – mechanical fault, air leak between throttle body – TC, MAP sensor- TC system, exhaust blockage |
| P1106 | Manifold absolute pressure (MAP) sensor, TC system – range/performance problem | MAP sensor – TC system |
| P1107 | Manifold absolute pressure (MAP) sensor, TC system – open circuit/short to ground | Wiring open circuit/short to ground, ECM |
| P1108 | Manifold absolute pressure (MAP) sensor, TC system – short to positive | Wiring short to positive, ECM |
| P1109 | Throttle actuator – incorrect signal | Wiring, connections, throttle body dirty/damaged, throttle actuator |
| P1110 | Turbocharger (TC) bypass valve – range/performance problem | Hose(s), TC bypass solenoid, TC bypass valve |
| P1111 | Barometric pressure (BARO) sensor- voltage high | Wiring, BARO sensor, ECM |
| P1112 | Barometric pressure (BARO) sensor- range/ performance problem | Wiring, BARO sensor, ECM |
| P1115 | Engine torque control cut signal – voltage high | Wiring, ECM, TCM |
| P1116 | Engine torque control cut signal – voltage low | Wiring, ECM, TCM |
| P1120 | Starter signal – voltage high | Starter motor circuit, wiring short to positive, ECM |
| P1121 | Park/neutral position (PNP) switch/neutral position (NP) switch – voltage low | Wiring short to ground, selector cable, PNP switch, ECM |
| P1122 | Accelerator pedal position (APP) sensor – no signal | Wiring, connections, APP sensor |
| P1124 | Traction control signal – voltage high | Wiring open/short to positive |
| P1125 | Throttle actuator – incorrect signal | Wiring, connections, throttle actuator |
| P1126 | Throttle actuator – incorrect signal | Wiring, connections, throttle body dirty/damaged, throttle actuator |
| P1130 | Heated oxygen sensor (H02S) 1 – open circuit | Wiring, H02S, ECM |
| P1131 | Heated oxygen sensor (H02S) 1, bank 1 – malfunction | Wiring, H02S, ECM |
| P1132 | Heated oxygen sensor (H02S) 1, bank 1 – malfunction | Wiring, H02S, ECM |
| P1133 | Heated oxygen sensor (H02S) 1, bank 1 – insufficient switching | Wiring, exhaust system leaking, H02S |
| P1134 | Heated oxygen sensor (H02S) 1, bank 1 – slow response | Wiring, oxygen sensor heater, exhaust system leaking, H025 |
| P1135 | Heated oxygen sensor (H02S) 1, bank 1 – heater low input | Wiring, fuel pump relay, H02S, ECM |
| P1136 | Heated oxygen sensor (H02S) 1, bank 1 – heater high input | Wiring, fuel pump relay, H02S, ECM |
| P1137 | Heated oxygen sensor (H02S) 2, bank 1 – voltage low | Wiring, exhaust system leaking, H02S |
| P1138 | Heated oxygen sensor (H02S) 2, bank 1 – voltage high | Wiring, H025 |
| P1139 | Heated oxygen sensor (H02S) 1, heater control – range/performance problem | Wiring, H02S, ECM |
| P1140 | Heated oxygen sensor (H02S) 1, bank 2, heater – range/performance problem | Wiring, H02S, ECM |
| P1141 | Heated oxygen sensor (H02S) 2, bank 1 – heater low input | Wiring, fuel pump relay, H02S, ECM |
| P1142 | Heated oxygen sensor (H02S) 2, bank 1 – heater high input | Wiring, fuel pump relay, H02S, ECM |
| P1143 | Manifold absolute pressure (MAP) sensor/ barometric pressure (BARO) sensor – range/ performance problem voltage low | Hose leak/blockage, MAP/BARO sensor, MAP/ BARO sensor switching solenoid |
| P1144 | Manifold absolute pressure (MAP) sensor/ barometric pressure (BARO) sensor – range/ performance problem voltage high | MAP/BARO sensor |
| P1146 | Manifold absolute pressure (MAP) sensor – range/performance problem voltage high | Wiring, MAP sensor, TP sensor |
| P1150 | Heated oxygen sensor (H02S) 1, heater- voltage high | Wiring, H02S, ECM |
| P1151 | Heated oxygen sensor (H02S) 2 -voltage high | Wiring, H02S, ECM |
| P1152 | Heated oxygen sensor (H02S) 1, bank 1 -range/ performance problem voltage low | Wiring, H02S, ECM |
| P1153 | Heated oxygen sensor (H02S) 1, bank 2 – insufficient switching | Wiring, oxygen sensor heater, exhaust system leaking, H02S |
| P1154 | Heated oxygen sensor (H02S) 1, bank 2 – slow response | Wiring, oxygen sensor heater, exhaust system leaking, H025 |
| P1155 | Heated oxygen sensor (H02S) 1, bank 2 – range/ performance problem voltage high | Wiring, H02S, ECM |
| P1160 | Throttle actuator control (TAC)- return spring failure | Wiring, TAC motor |
| P1171 | Fuel system – lean during acceleration | Fuel filter, fuel pump, H025, injectors |
| P1172 | Short term fuel trim (FT), min. value – rich mixture | Fuel pressure, injector(s), evaporative emission (EVAP) canister purge valve |
| P1173 | System too rich, during idling | Fuel pressure, battery, exhaust leak, injector(s) |
| P1174 | Fuel trim, bank 1 -adapted value out of range | Air induction system, vacuum leak, exhaust leak/blockage, fuel system, ignition system, injectors, mechanical fault |
| P1175 | Fuel trim, bank 2 -adapted value out of range | Air induction system, vacuum leak, exhaust leak/blockage, fuel system, ignition system, injectors, mechanical fault |
| P1181 | Long term fuel trim (FT), max. value – lean mixture | Fuel pressure, injector(s), intake system, mass air flow (MAF) sensor |
| P1182 | Long term fuel trim (FT), min. value – rich mixture | Fuel pressure, injector(s), evaporative emission (EVAP) canister purge valve |
P1200 – P1299 (Fuel and air metering – injector circuit) | | P1206 | Secondary air injection (AIR) pump relay – low output | Wiring open circuit/short to ground, secondary air injection (AIR) pump, relay |
| P1207 | Injector air control solenoid – voltage low | Wiring, injector air control solenoid, ECM |
| P1208 | Knock sensor (KS)- voltage low | Wiring, KS, ECM |
| P1211 | Idle air control (lAC) valve – low output | Wiring open circuit/short to ground, lAC valve |
| P1212 | Idle air control (lAC) valve – high output | Wiring short to positive, lAC valve |
| P1230 | Throttle position (TP) sensor 1 & 2 – range/performance problem | Wiring, connectors, throttle control unit, ECM |
| P1231 | Throttle position (TP) sensor 1 & 2 – range/performance problem | Wiring, connectors, throttle control unit, ECM |
| P1236 | Intake manifold air control solenoid, outer flap – open circuit/short to ground | Wiring, intake manifold air control solenoid |
| P1237 | Intake manifold air control solenoid, outer flap – short to positive | Wiring, intake manifold air control solenoid |
| P1240 | Throttle position motor – short circuit | Wiring, throttle control unit, ECM |
| P1244 | Turbocharger (TC) wastegate regulating valve – voltage low | Wiring, TC wastegate regulating valve, ECM |
| P1245 | Turbocharger (TC) wastegate regulating valve- failsafe | Wiring, TC wastegate regulating valve, ECM |
| P1246 | Intake manifold air control solenoid, inner flap- open circuit/short to ground | Wiring, intake manifold air contro_l solenoid |
| P1247 | Intake manifold air control solenoid, inner flap – short to positive | Wiring, intake manifold air control solenoid |
| P1251 | Throttle position motor – fully closed signal | Wiring, mechanical fault, throttle control unit, ECM |
| P1252 | Throttle position motor – fully open signal/ no current | Wiring, throttle control unit, ECM |
| P1253 | Throttle position motor – fully open signal during cranking | Wiring, mechanical fault, throttle control unit, ECM |
| P1258 | Engine coolant – overheating | Engine coolant level low, engine coolant thermostat, engine cooling fans, radiator ventilation obstructed, water pump, mechanical fault |
| P1260 | Throttle return spring – weak spring force | Mechanical fault, throttle control unit |
| P1261 | Throttle valve – tight/sticking | Mechanical fault, throttle control unit, ECM |
| P1263 | Throttle valve – moved manually while engine running | Operator error, throttle control unit, mechanical fault |
| P1264 | Throttle valve open – accelerator released | Throttle control unit, mechanical fault |
P1300 – P1399 (Ignition system or misfire) | | P1300 | Random/multiple cylinder(s) – misfire detected | Mechanical fault, wiring, ignition/fuel system, mass air flow (MAF) sensor, fuel pump relay, manifold absolute pressure (MAP) sensor, intake leak |
| P1301 | Cylinder 1 – misfire detected | Mechanical fault, ignition/fuel system, injector |
| P1302 | Cylinder 2 – misfire detected | Mechanical fault, ignition/fuel system, injector |
| P1303 | Cylinder 3 – misfire detected | Mechanical fault, ignition/fuel system, injector |
| P1304 | Cylinder 4 – misfire detected | Mechanical fault, ignition/fuel system, injector |
| P1306 | Camshaft position (CMP) actuator, RH – open circuit | Wiring, CMP actuator |
| P1307 | Camshaft position (CMP) actuator, RH – short circuit | Wiring, CMP actuator |
| P1308 | Camshaft position (CMP) actuator, LH – open circuit | Wiring, CMP actuator |
| P1309 | Camshaft position (CMP) actuator, LH – short circuit | Wiring, CMP actuator |
| P1310 | Ignition coils, bank 1 – no supply voltage | Wiring, ignition coil assembly, ECM |
| P1312 | Ignition coil – knock detection, cylinder 1 & 2 | Wiring open circuit/short to positive, ignition coil assembly, ECM |
| P1315 | Ignition diagnostic module – malfunction | Wiring, ignition diagnostic module, ECM |
| P1320 | Ignition coils, bank 2 – no supply voltage | Wiring, ignition coil assembly, ECM |
| P1322 | Electronic throttle system (ETS) -incorrect rpm signal | Wiring, engine control module (ECM)/ETS control module communication |
| P1325 | Knock sensor (KS) – voltage low | Wiring, KS, ECM |
| P1334 | Ignition coil – knock detection, cylinder 3 & 4 | Wiring open circuit/short to positive, ignition coil assembly, ECM |
| P1340 | Ignition diagnostic module – malfunction | Wiring, ignition diagnostic module, ECM |
| P1341 | Cylinder 1 – misfire detected | Spark plug, wiring, ignition coil, ignition diagnostic module |
| P1342 | Cylinder 2 – misfire detected | Spark plug, wiring, ignition coil, ignition diagnostic module |
| P1343 | Cylinder 3 – misfire detected | Spark plug, wiring, ignition coil, ignition diagnostic module |
| P1344 | Cylinder 4 – misfire detected | Spark plug, wiring, ignition coil, ignition diagnostic module |
| P1350 | Ignition diagnostic module, random/multiple cylinder(s) – no signal | Wiring, ignition diagnostic module, ECM |
| P1351 | Ignition diagnostic module, cylinder 1 .:. no signal | Wiring, ignition diagnostic module, ECM |
| P1352 | Ignition diagnostic module, cylinder 2 – no signal | Wiring, ignition diagnostic module, ECM |
| P1353 | Ignition diagnostic module, cylinder 3 – no signal | Wiring, ignition diagnostic module, ECM |
| P1354 | Ignition diagnostic module, cylinder 4 – no signal | Wiring, ignition diagnostic module, ECM |
| P1380 | Antilock brake system (ABS)/traction control system (TCS), rough road signal to ECM – malfunction | ABS trouble code(s) stored |
| P1381 | Antilock brake system (ABS)/traction control system (TCS), rough road signal to ECM – no communication | Wiring, poor connections, ABS |
| P1390 | Misfire detected, random – fuel level low | Wiring, connectors, injector(s), fuel pump relay, fuel pressure, mass air flow (MAF) sensor, intake leak, fuel level |
| P1391 | Cylinder 1, misfire detected – fuel level low | Wiring, connectors, injector, fuel level |
| P1392 | Cylinder 2, misfire detected – fuel level low | Wiring, connectors, injector, fuel level |
| P1393 | Cylinder 3, misfire detected – fuel level low | Wiring, connectors, injector, fuel level |
| P1394 | Cylinder 4, misfire detected – fuel level low | Wiring, connectors, injector, fuel level |
| P1395 | Cylinder 5, misfire detected – fuellevel low | Wiring, connectors, injector, fuel level |
| P1396 | Cylinder 6, misfire detected – fuel level low | Wiring, connectors, injector, fuel level |
P1400 – P1499 (Emission control) | | P1400 | Cold start emission control – malfunction | Intake/exhaust leak/blockage, mechanical fault, idle speed control (ISC) system, ignition control, engine coolant temperature (ECT) sensor, H025 |
| P1401 | Fuel tank pressure control system – malfunction | EVAP system, fuel tank pressure sensor |
| P1402 | Fuel level sensor – circuit malfunction | Wiring, instrument cluster, fuel level sensor, ECM |
| P1413 | Secondary air injection (AIR) pump relay – open circuit/short to ground | Wiring open circuit/short to ground, AIR pump relay |
| P1414 | Secondary air injection (AIR) pump relay – short to positive | Wiring short to positive, AIR pump relay |
| P1416 | Fuel system/misfire detected -fuel level low | Ignition/fuel system, injector(s), fuel level |
| P1420 | Fuel tank pressure control solenoid – circuit malfunction voltage high | Wiring open/short to positive, fuel tank pressure control solenoid, ECM |
| P1421 | Exhaust gas recirculation (EGR) system -voltage high | Wiring open/short to positive, EGR solenoid, ECM |
| P1422 | Evaporative emission (EVAP) canister purge valve – voltage high | Wiring open/short to positive, EVAP valve, ECM |
| P1423 | Evaporative emission (EVAP) canister purge system – vent control voltage high | Wiring open/short to positive, EVAP vent valve, ECM |
| P1440 | Fuel tank pressure control system – voltage low | Fuel tank pressure control solenoid, fuel filler cap, EVAP drain/vent valve, EVAP canister/ valve, fuel tank, hose/pipe leak |
| P1441 | Evaporative emission (EVAP) canister purge valve/fuel tank level sensor – malfunction | Wiring, connectors, EVAP canister purge valve, fuel tank level sensor, ECM |
| P1442 | Evaporative emission (EVAP) system/fuel tank level sensor – small leak detected/malfunction | Hose connection(s), intake leak, EVAP canister, EVAP canister purge valve, wiring, fuel tank level sensor |
| P1443 | Evaporative emission (EVAP) canister purge system – vent control malfunction | Hose blockage, EVAP drain valve |
| P1444 | Evaporative emission (EVAP) system – open circuit/short to ground | Wiring open circuit/short to ground, connectors, EVAP canister purge valve |
| P1445 | Evaporative emission (EVAP) system – open circuit/short to positive | Wiring open circuit/short to positive, connectors, EVAP canister purge valve |
| P1446 | Evaporative emission (EVAP) atmospheric pressure solenoid – voltage low | Wiring, atmospheric pressure solenoid, ECM |
| P1447 | Evaporative emission (EVAP) atmospheric pressure solenoid – voltage high | Wiring, atmospheric pressure solenoid, ECM |
| P1448 | Evaporative emission (EVAP) atmospheric pressure solenoid – range/performance problem | Wiring, atmospheric pressure solenoid, ECM |
| P1450 | A/C relay – low output | Wiring, A/C relay |
| P1451 | Evaporative emission (EVAP) pressure sensor, in fuel tank – range/performance problem | Wiring, connectors, EVAP pressure sensor |
| P1452 | Evaporative emission (EVAP) pressure sensor, in fuel tank – signal too low when depressurized | Wiring, EVAP canister purge valve, EVAP system leak, EVAP pressure sensor |
| P1453 | Evaporative emission (EVAP) pressure sensor, in fuel tank – signal too high when depressurized | Wiring, EVAP canister purge valve, hose(s), EVAP pressure s nsor |
| P1455 | Evaporative emission (EVAP) pressure sensor/fuel tank level sensor, in fuel tank – large leak detected/malfunction | Hose connection(s), wiring, EVAP pressure sensor, fuel tank level sensor |
| P1456 | Evaporative emission (EVAP) – small leak/fuel tank level sensor, in fuel tank – malfunction | Loose gas cap, wiring, connections, fuel tank level sensor |
| P1460 | Immobilizer activated – incorrectly programmed/not programmed | Trouble code{s) stored in other system(s), ECM/instrumentation control module/ ignition key not matched to immobilizer control module, immobilizer control module |
| P1480 | Engine coolant blower motor relay 1 – voltage high | Wiring, blower motor relay, ECM |
| P1490 | Thermostat – malfunction | Thermostat, cooling system, engine coolant blower motor |
| P1491 | Evaporative emission (EVAP) pressure sensor/fuel tank level sensor, in fuel tank – range/performanceproblem/malfunction | Wiring, connector(s), EVAP pressure sensor, fuel tank level sensor |
| P1492 | Evaporative emission (EVAP) pressure sensor/fuel tank level sensor, in fuel tank – signal too low when depressurized/malfunction | Wiring, connector(s), EVAP pressure sensor, fuel tank level sensor |
| P1493 | Evaporative emission (EVAP) pressure sensor/fuel tank level sensor, in fuel tank – signal too high when depressurized/ malfunction | Wiring, connector(s), EVAP pressure sensor, fuel tank level sensor |
| P1494 | Exhaust gas recirculation (EGR) solenoid valve – signal 2 – voltage low | Wiring, EGR solenoid valve |
| P1495 | Exhaust gas recirculation (EGR) solenoid valve – signal 2 – voltage high | Wiring, EGR solenoid valve, ECM |
| P1496 | Exhaust gas recirculation (EGR) solenoid valve – signal 3 – voltage low | Wiring, EGR solenoid valve |
| P1497 | Exhaust gas recirculation (EGR) solenoid valve – signal 3 – voltage high | Wiring, EGR solenoid valve, ECM |
| P1498 | Exhaust gas recirculation (EGR) solenoid valve – signal 4 – voltage low | Wiring, EGR solenoid valve |
| P1499 | Exhaust gas recirculation (EGR) solenoid valve – signal 4 – voltage high | Wiring, EGR solenoid valve, ECM |
P1500 – P1599 (Vehicle or idle speed control) | | P1500 | Battery voltage too low/high | Wiring, alternator, battery |
| P1502 | Engine coolant blower motor – malfunction | Cooling system, radiator ventilation obstructed |
| P1505 | Idle air (lAC) control valve – voltage high | Wiring, lAC valve, ECM |
| P1507 | Idle air (lAC) control system – malfunction | Intake system, lAC valve |
| P1510 | Idle air (lAC) control valve, circuit 1 – voltage low | Wiring, lAC valve, ECM |
| P1511 | Idle air (lAC) control valve, circuit 1 -voltage high | Wiring, lAC valve, ECM |
| P1512 | Idle air (lAC) control valve, circuit 2 – voltage low | Wiring, lAC valve, ECM |
| P1513 | Idle air (lAC) control valve, circuit 2 -voltage high | Wiring, lAC valve, ECM |
| P1514 | Idle air (lAC) control valve, circuit 3 -voltage low | Wiring, lAC valve, ECM |
| P1515 | Idle air (lAC) control valve, circuit 3 – voltage high | Wiring, lAC valve, ECM |
| P1516 | Throttle command/actual throttle position – signal variation | Wiring, throttle valve sticking, throttle control module |
| P1517 | Idle air (lAC) control valve, circuit 4 -voltage high | Wiring, lAC valve, ECM |
| P1518 | Starter motor switch – circuit malfunction | Wiring |
| P1520 | Engine coolant blower motor relay 1 – voltage high | Wiring open/short to positive, blower motor relay, ECM |
| P1521 | Stop lamp switch – voltage high | Wiring, stop lamp switch |
| P1523 | Throttle actuator control (TAC) system- range/performance problem | Wiring, throttle motor, TP sensor, ECM |
| P1530 | Accelerator pedal position (APP) sensor 1 & 2 – range/performance problem | Wiring, throttle control unit, ECM |
| P1531 | Accelerator pedal position (APP) sensor 1 & 2 – adapted value out of range | Wiring, throttle control unit, ECM |
| P1532 | Accelerator pedal position (APP) sensor 1 & 2 – short circuit | Wiring, throttle control unit, ECM |
| P1540 | Vehicle speed sensor (VSS)- malfunction 2 | Wiring, instrument cluster, VSS, ECM |
| P1544 | Exhaust gas temperature sensor – increased temperature detected | Repair other DTC’s, exhaust system, replace pre-CAT |
| P1549 | Turbocharger (TC) system – malfunction | Mechanical fault, hose(s), TC wastegate regulating valve |
| P1551 | Throttle valve adaptation – mechanical stop not adapted | Mechanical fault, wiring, throttle position sensor (TPS) |
| P1560 | Engine control module (ECM) – battery voltage supply | Wiring, fuse, ECM |
| P1561 | Traction control module/ECM communication – signal high | Wiring short to positive, throttle position (TP) sensor |
| P1570 | Immobilizer read coil | Wiring, immobilizer read coil, immobilizer control module |
| P1571 | Engine control module (ECM)- incorrect immobilizer code | Immobilizer code not programmed |
| P1572 | Immobilizer control module/ECM – circuit malfunction | Wiring, immobilizer control module, ECM |
| P1574 | Stop lamp switch – signal error | Wiring, connections, stop lamp switch |
| P1576 | Brake pedal position (BPP) switch – open circuit/short to positive | Wiring open circuit/short to positive, BPP switch |
| P1577 | Brake pedal position (BPP) switch – short to ground | Wiring short to ground, BPP switch |
| P1578 | Body control module (SCM) to instrument cluster communication – malfunction | Wiring, instrument cluster |
| P1590 | Park neutral position (PNP) switch – voltage high | Wiring, PNP switch, ECM |
| P1591 | Park neutral position (PNP) switch – voltage low | Wiring, PNP switch, ECM |
| P1592 | Park neutral position (PNP) switch – circuit malfunction | Wiring, PNP switch, ECM |
| P1594 | Transmission control module (TCM) – communication circuit malfunction | Wiring, TCM, ECM |
| P1595 | Transmission control module (TCM)- communication circuit voltage low | Wiring, TCM, ECM |
| P1596 | Transmission control module (TCM)- communication circuit voltage high | Wiring, TCM, ECM |
P1600 – P1699 (ECM – computer output circuit) | | P1600 | Engine control module (ECM) – malfunction | Engine control module (ECM) |
| P1601 | Engine control module (ECM) – defective | ECM |
| P1602 | Engine control module (ECM) – defective | ECM |
| P1603 | Engine control module (ECM) – defective | ECM |
| P1604 | Engine control module (ECM) – defective | ECM |
| P1605 | Engine control module (ECM) – defective | ECM |
| P1606 | Engine control module (ECM) – defective | ECM |
| P1607 | Engine control module (ECM) – defective | ECM |
| P1608 | Engine control module (ECM) – defective | ECM |
| P1609 | Engine control module (ECM) – defective | ECM |
| P160A | Invalid ECM program | ECM, immobilizer |
| P1610 | Engine control module (ECM) – defective | ECM |
| P1611 | Engine control module (ECM) – defective | ECM |
| P1613 | Engine control module (ECM) – defective | ECM |
| P1614 | Engine control module (ECM) – defective | ECM |
| P1621 | Engine control module (ECM) – memory performance | ECM |
| P1622 | CAN data bus, instrumentation control module | Wiring |
| P1623 | CAN data bus, TCM | Wiring |
| P1624 | CAN data bus, TCM | TCM trouble code(s) stored |
| P1625 | CAN data bus, TCS/ABS | Wiring |
| P1627 | Engine control module (ECM) – malfunction | Engine control module (ECM) |
| P1628 | Battery voltage – too low/high | Wiring, alternator, battery |
| P1629 | Invalid ECM program | ECM, immobilizer |
| P1630 | Traction control system (TCS) – signal low | Wiring open circuit/short to ground, traction control module/engine control module (ECM) communication |
| P1631 | Engine control module (ECM) – defective | ECM |
| P1632 | Engine control module (ECM) – defective | ECM |
| P1633 | Engine control module (ECM), ignition supply voltage | Fuse, wiring, ECM |
| P1634 | Engine control module (ECM) – ignition supply voltage – voltage low | Wiring, ECM |
| P1637 | Alternator ‘L’ terminal – circuit malfunction | Wiring, voltage regulator, alternator, battery temperature sensor, ECM |
| P1640 | Engine control relay – no voltage to ECM pin 1 | Wiring, connectors, engine control relay |
| P1641 | Fuel pump relay – no voltage to fuel pump/oxygen sensor heater | Wiring, connectors, fuel pump relay |
| P1648 | Invalid ECM program | ECM, immobilizer |
| P1651 | Engine control module (ECM) – RAM error | ECM |
| P1652 | Engine control module (ECM) – ROM error | ECM |
| P1652· | Engine control relay – open circuit/short to ground | Wiring open circuit/short to ground, connectors, engine control relay, ECM |
| P1653 | Engine control relay – short to positive | Wiring short to positive, connectors, engine control relay, ECM |
| P1654 | Fuel pump relay – open circuit/short to ground | Wiring open circuit/short to ground, connectors, fuel pump relay |
| P1655 | Fuel pump relay – short to positive | Wiring short to positive, connectors, fuel pump relay |
| P1656 | AIC relay – open circuit/short to ground | Wiring open circuit/short to ground, connectors, AIC relay |
| P1657 | AIC relay – short to positive | Wiring short to positive, connectors, AIC ·relay |
| P1658 | Turbocharger (TC) bypass valve – open circuiUshort to ground | Wiring open circuit/short to ground, connectors, TC bypass valve |
| P1659 | Turbocharger (TC) bypass valve – short to positive | Wiring short to positive, connectors, TC bypass valve |
| P1662 | Turbocharger (TC) wastegate regulating valve – open circuit/short to ground | Wiring open circuit/short to ground, connectors, TC wastegate regulating valve |
| P1663 | Turbocharger (TC) wastegate regulating valve – short to positive | Wiring short to positive, connectors, TC wastegate regulating valve |
| P1670 | Throttle actuator limp-home relay – open circuit/short to ground | Wiring open circuit/short to ground, connectors, throttle actuator limp-home relay |
| P1671 | Throttle actuator limp-home relay – short to positive | Wiring short to positive, connectors, throttle actuator limp-home relay |
| P1676 | Injector circuits- open circuit/short to ground/positive | Wiring, fuse, injector(s), ECM |
| P1677 | Invalid ECM program | ECM, immobilizer |
| P1678 | Invalid ECM program | ECM, immobilizer |
| P1679 | Invalid ECM program | ECM, immobilizer |
| P1681 | Engine control module (ECM) – malfunction | Engine control module (ECM) |
| P1682 | Engine control module (ECM) – ignition power supply less than 10 V | Wiring, ECM |
| P1683 | Engine control module (ECM) – malfunction | Engine control module (ECM) |
| P1698 | Engine torque control cut signal – voltage low | Wiring, ECM, TCM |
| P1699 | Engine torque control cut signal – voltage high | Wiring, ECM, TCM |
P1700 – P1799 (Transmission) | | P1700 | AT- throttle position (TP) sensor- circuit malfunction | Wiring, TP sensor |
| P1701 | Cruise control set signal -AT- circuit malfunction | Wiring, cruise control switch, TCM |
| P1702 | AT diagnosis signal- voltage low | Wiring short circuit, TCM |
| P1703 | Shift solenoid (SS) low clutch timing – circuit malfunction | Wiring, shift solenoid, TCM |
| P1704 | Shift solenoid (SS) 2-4 brake timing – circuit malfunction | Wiring, shift solenoid, TCM |
| P1705 | Shift solenoid (SS) 2-4 brake pressure control – circuit malfunction | Wiring, shift solenoid, TCM |
| P1711 | Engine torque control signal 1 – circuit malfunction | Wiring, ECM, TCM |
| P1712 | Engine torque control signal 2 – circuit malfunction | Wiring, ECM, TCM |
| P1722 | AT diagnosis signal -voltage high | Wiring short to positive, TCM, ECM |
| P1742 | Automatic transmission diagnosis signal – circuit malfunction | Wiring, TCM |
| P1743 | Torque Converter Clutch Solenoid Failed On Conditions | |
P1800 – P1899 (Transmission) | | P1810 | Transmission fluid pressure (TFP) switch – manual valve position | Fluid level low, wiring, selector lever linkage incorrectly adjusted, ECMfTCM |
| P1860 | Torque converter clutch (TCC) solenoid, pulse width modulation (PWM) – circuit malfunction | Wiring open circuit/short circuit to ground, TCC solenoid, ECM |
| P1895 | Engine Torque No Data BUS from ECM | |
| P1896 | Engine Torque No Data BUS from ECM | |
P1900 – P1999 (Transmission) | | P1901 | CAN data bus, multifunction control module 1 | Wiring |
| P1902 | CAN data bus, multifunction control module 2 | Wiring |
| P1908 | CAN data bus, instrument panel | Wiring |
| P1921 | CAN data bus, ECM | Wiring |
| P1923 | CAN data bus, TCM | Wiring |
| P1925 | CAN data bus, TCS/ABS | Wiring |
