OBDII Dodge Code Definitions.
Be sure to double check the codes. Anything P1000 to P1999 or P3000 to P3400 will be Manufacturer specific and may not match the ones listed here. Check specific manufacturer pages on the site, as some of them, we list the OBD2 codes on those pages for those specific vehicles.
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| Dodge Codes | ||
|---|---|---|
| Trouble Code | Fault Location | Probable Cause |
| P0171 | Fuel System Too Lean Bank 1 | Intake/exhaust leak, AIR system, MAFNAF sensor, fuel pressure/pump, injector(s), HO2S |
| P0300 | Random Cylinder Misfire (Cylinder Not Specified) | Spark plug(s), HT lead(s), injector(s), ignition coil(s), low compression, wiring |
| P0301 | Cylinder #1 Misfire | Engine mechanical fault, wiring, ignition/fuel system, injector, ECT/MAF sensor, ECM |
| P0340 | Camshaft Position Sensor “A” Circuit Malfunction | Wiring, CMP sensor, ECM |
| P0420 | Catalyst System Efficiency Below Threshold (Bank 1) | Catalytic converter, wiring, HO2S 2 |
| P0562 | System voltage -low | Battery Issues, Voltage Drop, PCM | P1000 – P1099 (Fuel and air metering and auxiliary emission control) |
| P1000 | Ignition coil, 5 -primary circuit range/performance | Wiring, connectors, ignition coil 5, ECM |
| P1001 | Ignition coil, 5 -primary circuit high | Wiring, connectors, ignition coil 5, ECM |
| P1002 | Ignition coil, 5 -primary circuit low | Wiring, connectors, ignition coil 5, ECM |
| P1003 | Ignition coil , 5 -primary circuit open | Wiring, connectors, ignition coil 5, ECM |
| P1004 | Intake manifold air control valve (short runner) -performance Ignition coil, 5 -primary circuit range/performance | Automatic shut-down (ASO) relay circuitopen/short, control circuit short circuit to ground,control circuit open, intake manifold air controlvalve, ECM Wiring, connectors, ignition coil 5, ECM |
| P1005 | Manifold Tunning Valve Control Performance | |
| P1006 | Battery Power Off Circuit High | |
| P1007 | Ignition Circuit Low | |
| P1008 | Ignition Circuit High | |
| P1009 | ECU Battery Feed & Power Grounds | |
| P1011 | Fuel Pump Delivery Pressure Too Low | |
| P1012 | Fuel Pump Delivery Pressure Too High | |
| P1013 | Ignition coil, 1 -secondary circuit high | Wiring, connectors, ignition coil 1, spark plug, ECM |
| P1014 | Ignition coil, 1 -secondary circuit low | Wiring, connectors, ignition coil 1, spark plug, ECM |
| P1015 | Ignition coil, 1 -secondary range/performance | Wiring, connectors, ignition coil 1, spark plug, ECM |
| P1016 | Ignition coil, 1 -secondary circuit open | Wiring, connectors, ignition coil 1, spark plug, ECM |
| P1017 | Ignition coil, 4 -secondary circuit high | Wiring, connectors, ignition coil 4, spark plug, ECM |
| P1018 | Ignition coil, 4 -secondary circuit low | Wiring, connectors, ignition coil 4, spark plug, ECM |
| P1019 | Ignition coil, 4 -secondary range/performance | Wiring, connectors, ignition coil 4, spark plug, ECM |
| P1021 | Fuel Pump Circuit Hi | |
| P1022 | Charge Air Temp Circuit Low | |
| P1023 | Ignition coil, 3 -secondary range/performance | Wiring, connectors, ignition coil 3, spark plug, ECM |
| P1024 | Ignition coil, 3 -secondary circuit open | Wiring, connectors, ignition coil 3, spark plug, ECM |
| P1025 | Ignition coil, 6 -secondary circuit high | Wiring, connectors, ignition coil 6, spark plug, ECM |
| P1026 | Ignition coil, 6 -secondary circuit low | Wiring, connectors, ignition coil 6, spark plug, ECM |
| P1027 | Ignition coil, 6 -secondary range/performance | Wiring, connectors, ignition coil 6, spark plug, ECM |
| P1028 | Ignition coil, 6 -secondary circuit open | Wiring, connectors, ignition coil 6, spark plug, ECM |
| P1029 | Ignition coil, 2 -secondary circuit high | Wiring, connectors, ignition coil 2, spark plug, ECM |
| P1030 | Ignition coil, 2 -secondary circuit low | Wiring, connectors, ignition coil 2, spark plug, ECM |
| P1031 | Ignition coil, 2 -secondary range/performance | Wiring, connectors, ignition coil 2, spark plug, ECM |
| P1032 | Ignition coil, 2 -secondary circuit open | Wiring, connectors, ignition coil 2, spark plug, ECM |
| P1033 | Ignition coil, 5 -secondary circuit high | Wiring, connectors, ignition coil 5, spark plug, ECM |
| P1034 | Ignition coil, 5 -secondary circuit low | Wiring, connectors, ignition coil 5, spark plug, ECM |
| P1035 | Ignition coil, 5 -secondary range/performance | Wiring, connectors, ignition coil 5, spark plug, ECM |
| P1036 | Ignition coil, 5 -secondary circuit open | Wiring, connectors, ignition coil 5, spark plug, ECM |
| P1037 | ISA Closed Throttle Circuit Low | |
| P1038 | ISA Closed Throttle Circuit High | |
| P1039 | ECU Sees Closed Throttle | |
| P1040 | ECU Does Not See Closed Throttle | |
| P1041 | ISA Circuits | |
| P1042 | TP Sensor Circuit Reads Low | |
| P1043 | Park/Neutral Line High | |
| P1044 | Park/Neutral Line Low | |
| P1045 | Heated oxygen sensor (H02S) 1, bank 1 system too rich | Wiring, connectors, H02S, ECM |
| P1046 | Heated oxygen sensor (H02S) 1, bank 1 system too lean | Wiring, connectors, H02S, ECM |
| P1047 | Heated oxygen sensor (H02S) 1, bank 1 inactive | Wiring, connectors, H02S, ECM |
| P1048 | Heated oxygen sensor (H02S) 1, bank 1range/performance | Wiring, connectors, H02S, ECM |
| P1049 | Heated oxygen sensor (H02S) 2, bank 1 system too rich | Wiring, connectors, H02S, ECM |
| P1050 | Heated oxygen sensor (H02S) 2, bank 1 system too lean | Wiring, connectors, H02S, ECM |
| P1051 | Heated oxygen sensor (H02S) 2, bank 1 inactive | Wiring, connectors, H02S, ECM |
| P1052 | Heated oxygen sensor (H02S) 2, bank 1range/performance | Wiring, connectors, H02S, ECM |
| P1053 | Heated oxygen sensor (H02S) 1, bank 1 circuithigh | Wiring, connectors, H02S, ECM |
| P1054 | A/T Vehicle Configuration | |
| P1055 | Idle RPM Low | |
| P1056 | Idle RPM Hi | |
| P1057 | Heated oxygen sensor (H02S) 2, bank 1 circuit high | Wiring, connectors, H02S, ECM |
| P1059 | MAP Sens Out Of Limits | |
| P1060 | Change In MAP Reading Out Of Limits | |
| P1061 | MAP Circuits Low | |
| P1062 | Coolant Sens Circuit High | |
| P1063 | Inactive Coolant Temperature Sensor | |
| P1064 | A/C Request Circuit Low | |
| P1065 | AIR pump relay -circuit high | Wiring, connectors, AIR pump relay, ECM |
| P1066 | AIR pump relay -circuit low | Wiring, connectors, AIR pump relay, ECM |
| P1067 | AIR pump relay -circuit open | Wiring, connectors, AIR pump relay, ECM |
| P1068 | A/C Request Circuit High | |
| P1069 | AIR switching valve -circuit malfunction | Wiring, connectors, AIR switching valve, ECM |
| P1070 | AIR switching valve -circuit malfunction | Wiring, connectors, AIR switching valve, ECM |
| P1071 | AIR switching valve -circuit malfunction | Wiring, connectors, AIR switching valve, ECM |
| P1073 | Intake manifold air control valve -circuit high | Wiring, connectors, intake manifold air control valve, ECM |
| P1074 | Intake manifold air control valve -circuit low | Wiring, connectors, intake manifold air control valve, ECM |
| P1075 | Intake manifold air control valve -circuit open | Wiring, connectors, intake manifold air control valve, ECM |
| P1077 | EVAP canister purge system -performance | Vacuum leak, EVAP system hoses, EVAP solenoid, ECM |
| P1078 | EVAP canister purge system -performance | Vacuum leak, EVAP system hoses, EVAP solenoid, ECM |
| P1081 | EVAP canister purge system -leak | Vacuum leak, EVAP system hoses, EVAP solenoid, EVAP monitor circuit |
| P1085 | EVAP canister purge system -leak | Vacuum leak, EVAP system hoses, EVAP solenoid, EVAP monitor circuit, filler cap/pipe |
| P1089 | EVAP canister purge system -leak | Vacuum leak, EVAP system hoses, EVAP solenoid, EVAP monitor circuit |
| P1097 | EVAP canister purge system -performance | Vacuum leak, EVAP system hoses, EVAP solenoid, ECM | P1100 – P1199 (Fuel and air metering) |
| P1101 | Ambient air temperature sensor -circuit high | Wiring, connectors, ambient air temperature sensor, BCM |
| P1102 | Viscous/Cabin Heater Relay Circuit Condition | |
| P1103 | Turbocharger (TC) wastegate actuator malfunction | Hose connection(s), wiring, TC wastegate regulating valve, TC wastegate, ECM |
| P1104 | Turbocharger (TC) wastegate regulating valve -circuit malfunction | Wiring, TC waste gate regulating valve, ECM |
| P1105 | Fuel pressure regulator control solenoid -circuit malfunction | Wiring, fuel pressure regulator control solenoid, ECM |
| P1106 | Main relay -control circuit low | Wiring, connections, main relay, ECM |
| P1107 | BARO Solenoid Performance | |
| P1108 | Main relay -control circuit open | Wiring, connections, main relay, ECM |
| P1110 | Decreased Engine Performance Condition High IAT Temperature | |
| P1111 | Intake Air Temperature Sensor Circuit Intermittent High VoltageCode | |
| P1112 | Intake Air Temperature Sensor Circuit Intermittent Low Voltage | |
| P1114 | MAP Sensor Circuit Intermitten Hi Voltage | |
| P1115 | Engine coolant temperature (ECT) sensor/intake air temperature (IAT) sensor/outside air temperature sensor -signal variation | Wiring, ECT sensor, IAT sensor, outside air temperature sensor, ECM |
| P1117 | ECM -internal fault | ECM |
| P1118 | ECM -internal fault | ECM |
| P1119 | ECM -internal fault | ECM |
| P1121 | Decreased Engine Performance Due To High Intake Air Temp | |
| P1122 | IAT Sens Circ Interm High Voltage | |
| P1125 | IAT Sensor Circuit Intermitten Low Voltage | |
| P1128 | Heated oxygen sensor (H02S) 1, bank 1 signal error | Mechanical fault, wiring, fuel pressure, injector(s), intake leak, H02S, ECM |
| P1129 | Heated oxygen sensor (H02S) 1, bank 2 signal error | Mechanical fault, wiring, fuel pressure, injector(s), intake leak, H02S, ECM |
| P1133 | ECT Sensor Circuit Interm Low Voltage | |
| P1134 | ECT Sensor Circuit Intermittent High Voltage | |
| P1135 | Glow Plug Control Module Voltage Supply Concern | |
| P1140 | Vacuum Reservoir Solenoid Circuit Condition | |
| P1142 | Fuel Pressure Solenoid Circuit Condition | |
| P1143 | Fuel Rail Pressure Malfunction Positive Pressure Deviation | |
| P1144 | Fuel Rail Pressure Malfunction Positive Volume Deviation | |
| P1148 | Fuel Rail Pressure Malfunction Pressure Drop In Over-run | |
| P1151 | Fuel Rail Pressure Malfunction Maximum Positive Deviation | |
| P1152 | Fuel Rail Pressure Malfunction Positive Deviation Fuel Pressure Solenoid Setpoint | |
| P1153 | Fuel Rail Pressure Malfunction Negative Deviation Fuel Pressure Solenoid Setpoint | |
| P1154 | Fuel Rail Pressure Malfunction Rail Pressure Is Too Low | |
| P1155 | Fuel Rail Pressure Malfunction Rail Pressure Is Too High | |
| P1159 | Improper Start Attempt | |
| P1160 | Ignition Voltage | |
| P1167 | Capacitor Voltage 1 | |
| P1169 | ECM A/D Converter Error | |
| P1180 | Decreased Engine Performance Condition High Fuel Temperature Condition | |
| P1185 | Intake manifold air control valve -circuit high | Wiring, connectors, intake manifold air control valve, ECM |
| P1186 | Intake manifold air control valve -circuit high | Wiring, connectors, intake manifold air control valve, ECM |
| P1187 | Fuel rail pressure (FRP) sensor -malfunction | Wiring, poor connection, fuel pressure regulator control solenoid, fuel rail pressure (FRP) sensor, fuel level low, fuel pressure, high-pressure fuel pump, injector(s) |
| P1188 | 3rd piston cut-off solenoid -malfunction | Wiring, connector, 3rd piston cut-off solenoid |
| P1189 | Turbocharger (TC) boost pressure sensor voltagelow | Wiring, TC boost pressure sensor, ECM |
| P1190 | Fuel pressure control solenoid -malfunction | Wiring, connectors, fuel pressure control solenoid |
| P1191 | HO2S Insufficient Switching Bank 1 Sensor 1 | |
| P1192 | Engine oil sehsor module -malfunction | Wiring, connectors, oil quality, oil level |
| P1193 | Intake air temperature (IAT) sensor -voltage high | Wiring, IAT sensor |
| P1194 | HO2S Insufficient Transition Time Ratio Bank 2 Sensor 1 | |
| P1195 | Heated oxygen sensor (H02S) 1, bank 1 slowresponse | Wiring, heating inoperative, H02S |
| P1196 | Heated oxygen sensor (H02S) 1, bank 2 slow response | Wiring, heating inoperative, H02S |
| P1197 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 2range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 2, ECM |
| P1198 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 2 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 2, ECM |
| P1199 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 2 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 2, ECM | P1200 – P1299 (Fuel and air metering – injector circuit) |
| P1200 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 2 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 2, ECM |
| P1201 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 2range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 2, ECM |
| P1202 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 2range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 2, ECM |
| P1203 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 2 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 2, ECM |
| P1204 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 2range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 2, ECM |
| P1205 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 1 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 1, ECM |
| P1206 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 1range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 1, ECM |
| P1207 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 1 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 1, ECM |
| P1208 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 1, bank 1 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 1 bank 1, ECM |
| P1209 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 1range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 1, ECM |
| P1210 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 1 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 1, ECM |
| P1211 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 1 range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 1, ECM |
| P1212 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor 2, bank 1range/performance | Wiring, connectors, mechanical fault, CKP, CMP 2 bank 1, ECM |
| P1214 | 1/1 02 Sensor Slow During Catalyst Monitor | |
| P1216 | 2/1 02 Sensor Slow During Catalyst Monitor | |
| P1217 | 1/2 02 Sensor Slow During Catalyst Monitor | |
| P1218 | Radiator Temperature Sensor Volts Too High | |
| P1221 | CAN data bus, rcs -malfunction | Wiring, rcs control module trouble code(s) stored |
| P1222 | Accelerator pedal position (APP) sensor 1 malfunction | Wiring, APP sensor 1, ECM |
| P1223 | Injector Output Circuit | |
| P1234 | Accelerator pedal position (APP) sensor 2 malfunction | Wiring, APP sensor 2, ECM |
| P1239 | Engine oil temperature (EOT) -temperature too low | Engine oil, wiring, EOT sensor, ECM |
| P1250 | Vacuum Reservoir Solenoid Open Circuit | |
| P1251 | Vacuum Reservoir Solenoid Short To Ground | |
| P1252 | Vacuum Reservoir Solenoid Short Circuit | |
| P1260 | Engine control module, output driver -open circuit | Wiring, injector(s), ignition coil(s), ECM,multifunction control module |
| P126B | Engine control module, output driver -short to ground | Wiring, injector(s), ignition coil(s), ECM, multifunction control module |
| P126C | Engine control module, output driver -short to positive | Wiring, injector(s), ignition coil(s), ECM, multifunction control module |
| P126E | Engine control module, output driver excessive current draw | Wiring, injector(s), ignition coil(s), ECM, multifunction control module |
| P1271 | Radiator Temp Sensor Volts Too Low | |
| P1272 | Ale compressor clutch, circuit 2 -voltage low | Wiring, AlC compressor clutch, ECM |
| P1273 | Ale compressor clutch, circuit 2 -voltage high | Wiring, AlC compressor clutch, ECM |
| P1274 | AlC compressor clutch, circuit 2 -open circuit | Wiring, AlC compressor clutch, ECM |
| P1275 | AlC compressor clutch, circuit 2 -circuit malfunction | Wiring, AlC compressor clutch, ECM |
| P1277 | Starter motor control circuit -voltage low | Wiring, starter motor, starter motor relay, multifunction control module, ECM |
| P1278 | Starter motor control circuit -voltage high | Wiring, starter motor, starter motor relay,multifunction control module, ECM |
| P1279 | Starter motor control circuit -open circuit | Wiring, starter motor, starter motor relay, multifunction control module, ECM |
| P127A | Starter motor control circuit -circuit malfunction | Wiring, starter motor, starter motor relay, multifunction control module, ECM |
| P127C | Fuel pump, circuit 2 -voltage low | Wiring, fuel pump, ECM |
| P127D | Fuel pump, circuit 2 -voltage high | Wiring, fuel pump, ECM |
| P127E | Fuel pump, circuit 2 -open circuit | Wiring, fuel pump, ECM |
| P127F | Fuel pump control circuit -circuit malfunction | Wiring, fuel pump, multifunction control module,ECM |
| P1280 | Accelerator Pedal Position Sensor 2-3 Correlation | |
| P1281 | Engine temperature -low for long period | Wiring, cooling system, coolant thermostat, ECTsensor |
| P1282 | Fuel pump relay | Wiring open circuit/short circuit, fuel pump relay |
| P1283 | Idle Select Signal Invalid Condition | |
| P1284 | Fuel Injection Pump Battery Voltage Out Of Range Condition | |
| P1285 | Fuel Injection Pump Controller Always On | |
| P1286 | Accelerator Position Sensor Supply Voltage Too High | |
| P1287 | Fuel Injection Pump Controller Supply Voltage Low Condition | |
| P1288 | Intake manifold air control solenoid (short runner) | Wiring open circuit/short circuit, intake manifold air control solenoid (short runner) |
| P1289 | Intake manifold air control solenoid | Wiring open circuit/short circuit, intake manifold air control solenoid |
| P1290 | Compressed natural gas pressure sensorpressure high | Compressed natural gas system, wiring,compressed natural gas pressure sensor |
| P1291 | No Temperature Rise Seen From Intake Air Heater | |
| P1292 | Compressed natural gas pressure sensor voltage high | Wiring, compressed natural gas pressure sensor |
| P1293 | Compressed natural gas pressure sensor voltage low | Wiring, compressed natural gas pressure sensor |
| P1294 | Idle speed control (ISC) system -rpm lower/ higher than expected | Wiring, air leak, throttle valve tight/sticking, lAC valve |
| P1295 | Throttle position (TP) sensor -no 5 volt supply | Wiring, TP sensor, ECM |
| P1296 | Manifold absolute pressure (MAP) sensor no 5 volt supply | Wiring, MAP sensor, ECM |
| P1297 | Manifold absolute pressure (MAP) sensor | Wiring, hose connection(s), MAP sensor |
| P1298 | System too lean -at prolonged wide open throttle | Intake/exhaust leak, MAP sensor, fuel pressure/pump, injector(s), H02S |
| P1299 | Manifold absolute pressure (MAP) sensor/ throttle position (TP) sensor | Intake leak, hose connection(s), MAP sensor, TP sensor |
| P129C | Powertrain control module (PCM), inverter control -circuit 2 high | Wiring, inverter module, PCM |
| P129E | Powertrain control module (PCM), inverter control-circuit 2 over-current | Wiring, inverter module, PCM | P1300 – P1399 (Ignition system or misfire) |
| P1300 | Ignition timing adjustment | Wiring, ignition timing connector short to ground,ECM |
| P1305 | Power assisted steering -control circuit high | Wiring, connectors, power assisted steering -control valve, ECM |
| P1306 | Power assisted steering -control circuit low | Wiring, connectors, power assisted steering -control valve, ECM |
| P1307 | Power assisted steering -control circuit malfunction | Wiring, connectors, power assisted steering -control valve, ECM |
| P1313 | Electronic throttle system -throttle valve movement restricted | Wiring, connectors, throttle valve motor, throttle valve sticking, mechanical fault |
| P1314 | Electronic throttle system -throttle valve movement restricted | Wiring, connectors, throttle valve motor, throttle valve sticking, mechanical fault |
| P1315 | Electronic throttle system -throttle valve movement restricted | Wiring, connectors, throttle valve motor, throttle valve sticking, mechanical fault |
| P1330 | Starter control -malfunction | Wiring, fuse, starter motor, starter motor relay, ECM |
| P1335 | Crankshaft position (CKP) sensor malfunction | Wiring, connector, CKP sensor, ECM |
| P1336 | No 5Vs To Throttle Position Sensor | |
| P1345 | Mass air flow (MAF) sensor range/performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1346 | Mass air flow (MAF) sensor range/performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1347 | Mass air flow (MAF) sensor range/performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1349 | Mass air flow (MAF) sensor/throttle position sensor (TPS) -correlation | Wiring, connectors, intake air flow, MAF sensor,TPS, ECM |
| P1350 | Mass air flow (MAF) sensor range/performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1351 | Mass air flow (MAF) sensor -circuit performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1352 | Mass air flow (MAF) sensor -circuit performance | Wiring, connectors, intake air flow, MAF sensor,ECM |
| P1354 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor -implausible signal | Wiring, connector, CKP sensor, CMP sensor |
| P1360 | Oxygen sensors, downstream -signal mismatch | Wiring, connectors swapped, oxygen sensor(s),ECM |
| P1361 | Lean Operation at Wide Open Throttle | |
| P1380 | Vacuum Leak Found IAC Fully Seated | |
| P1381 | Crank Position System Variation Not Learned | |
| P1388 | Engine control relay | Wiring open circuit/short circuit, engine controlrelay |
| P1389 | AIR system -flow excessively high or low | Wiring, connections, vacuum lines, electric AIRpump/control valve/relay, AIR switching valve/shutoff solenoid(s), ECM |
| P1390 | AIR system -flow excessively high or low | Wiring, connections, vacuum lines, electric AIR pump/control valve/relay, AIR switching valve/shutoff solenoid(s), ECM |
| P1391 | Crankshaft position (CKP) sensor/camshaft position (CMP) sensor -intermittent signal | Wiring, poor connection, air gap, CKP sensor, CMP sensor |
| P1392 | AIR system -flow excessively high or low | Wiring, connections, vacuum lines, electric AIR pump/control valve/relay, AIR switching valve/shutoff solenoid(s), ECM |
| P1398 | Engine control module (ECM) -misfire detection limit reached | Wiring, poor connection, CKP sensor |
| P1399 | Wait To Start Lamp Circuit Condition | P1400 – P1499 (Emission control) |
| P1400 | Manifold differential pressure (MOP) sensor,exhaust gas recirculation (EGR) system -circuit malfunction | Wiring, MOP sensor, ECM |
| P1403 | Exhaust gas recirculation (EGR) system -malfunction | Wiring, connectors, hoses, intake leak, EGR solenoid, MAF sensor |
| P1404 | Exhaust gas recirculation (EGR) valve position sensor malfunction | Wiring, exhaust gas recirculation (EGR) valve, ECM |
| P1406 | Intermittent Loss Of Camshaft Position Or Crankshaft Position Sensor | |
| P1409 | Misfire Adaptive Numerator at Limit | |
| P1411 | Cylinder cut-out solenoid 1 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure, ECM |
| P1414 | Cylinder cut-out solenoid 4 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure, ECM |
| P1415 | Wait to Start Lamp Circuit | |
| P1416 | Cylinder cut-out solenoid 6 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure, ECM |
| P1417 | Cylinder cut-out solenoid 7 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure, ECM |
| P1436 | Exhaust gas temperature sensor 1, bank 1 voltage range/performance | Wiring, connectors, exhaust gas temperature sensor, ECM |
| P1437 | Exhaust gas temperature sensor 1, bank 2 voltage range/performance | Wiring, connectors, exhaust gas temperature sensor, ECM |
| P1441 | EVAP System Flow During Non-Purge Condition | |
| P1451 | Diesel Particulate Filter System Performance | |
| P1461 | Engine coolant temperature (ECT) sensor implausible signal | Wiring, connections, ECT sensor, ECM |
| P1462 | Engine coolant temperature (ECT) sensorimplausible signal | Wiring, connections, ECT sensor, ECM |
| P1463 | Engine coolant temperature (ECT) sensorimplausible signal | Wiring, connections, ECT sensor, ECM |
| P1464 | Engine coolant temperature (ECT) sensor implausible signal | Wiring, connections, ECT sensor, ECM |
| P1470 | Turbocharger (TC) boost pressure pressure too low/high | Wiring, connectors, hoses, turbocharger (TC) wastegate regulating valve, ECM |
| P1475 | EGR Valve Position | |
| P1476 | Too Little Secondary Air Injected | |
| P1477 | Too Much Secondary Air Injected | |
| P1478 | Ambient/battery temperature sensor | Wiring, ambient/battery temperature sensor |
| P1479 | Transmission Fan Relay Condition | |
| P1480 | Glow plug control module -voltage supply fault | Wiring, connectors, glow plug control module,ECM |
| P1481 | Glow plug(s) -defective | Wiring, connectors, glow plug(s), ECM |
| P1482 | Glow plug control module -output stage | Wiring, connectors, glow plug control module, ECM |
| P1483 | Battery Temperature Sensor Volts Out of Limit | |
| P1484 | Trans Fan Relay Circuit | |
| P1485 | Air Injection Solenoid Condition | |
| P1486 | Evaporative emission (EVAP) system -blockage detected | Hose connection(s), hose blocked/trapped, EVAP canister |
| P1487 | Engine coolant blower motor relay -high speed -circuit malfunction | Wiring openlshort circuit, engine coolant blower motor relay -high speed |
| P1488 | Engine control module (ECM) -auxiliary 5 volt output low | Wiring, ECM |
| P1489 | Engine coolant blower motor relay -high speed | Wiring open circuit/short circuit, engine coolant blower motor relay -high speed |
| P1490 | Engine coolant blower motor relay -low speed | Wiring open circuit/short circuit, engine coolant blower motor relay -low speed |
| P1491 | Engine coolant blower motor relay -circuit malfunction | Wiring open circuit/short circuit, engine coolant blower motor relay |
| P1492 | Ambient/battery temperature sensor -voltage high | Wiring, ambient/battery temperature sensor, ECM |
| P1493 | Ambient/battery temperature sensor -voltage low | Wiring, ambient/battery temperature sensor, ECM |
| P1494 | Evaporative emission (EVAP) leak detection pump -pressure switch | Wiring, hose leak/blockage, EVAP leak detection pump |
| P1495 | Evaporative emission (EVAP) leak detection pump solenoid | Wiring open circuit/short circuit, hose leak/ blockage, EVAP leak detection pump solenoid |
| P1496 | Engine control module (ECM) -5 volt output low | ECM |
| P1498 | High Speed Radiator Relay Ground Control Condition | |
| P1499 | Hydraulic Cooling Fan Solenoid Circuit Condition | P1500 – P1599 (Vehicle or idle speed control) |
| P1500 | Alternator -circuit malfunction | Wiring, battery, alternator, ECM |
| P1501 | Vehicle over-speed condition -rear axle speed greater than front axle | Wiring, VSS, mechanical fault, ECM |
| P1502 | Vehicle over-speed condition -front axle speed greater than rear axle | Wiring, VSS, mechanical fault, ECM |
| P1505 | Vehicle Speed Output Circuit High | |
| P1508 | Ambient/Battery Temperature Sensor Volts Too Low | |
| P1509 | Leak Detection Pump Switch or Mechanical Fault | |
| P150D | Cold start emission control -irregular idle speed | Wiring, connections, engine coolant temperature (ECT) sensor, manifold absolute pressure (MAP) sensor, H02S circuit fault, mechanical fault, ECM |
| P1513 | Starter request circuit -switch stuck | Starter enable circuit short to positive, ECM |
| P1520 | Cruise control master switch -malfunction | Wiring, connectors, data bus, ignition switchcontrol module, ECM |
| P1521 | Engine oil sensor module -malfunction | Wiring, connectors, oil quality, oil level |
| P1524 | Oil Pressure Out Of Range Camshaft Advance / Retard Disable | |
| P1572 | Brake pedal position (BPP) switch -circuit malfunction | BPP switch adjustment, wiring, BPP switch |
| P1573 | Brake pedal position (BPP) switch -circuit malfunction | BPP switch adjustment, wiring, BPP switch |
| P1593 | Cruise control system, multi-function input AlB -circuit stuck | Wiring, poor connection, multi-function switch, mechanical fault, ECM |
| P1594 | Alternator -voltage high | Wiring, battery, alternator |
| P1595 | Cruise control | Wiring open circuit/short circuit, hoses, cruise control master switch, cruise control vacuum switching valve |
| P1596 | Cruise control master switch -high voltage | Wiring, cruise control master switch |
| P1597 | Cruise control master switch -low voltage | Wiring, cruise control master switch |
| P1598 | A/C refrigerant pressure sensor -high input | Wiring, A/C refrigerant pressure too high (cooling fault/incorrectly charged), A/C refrigerant pressure sensor |
| P1599 | Ambient air temperature sensor -low input | Wiring, connections, ambient air temperature sensor, BCM | P1600 – P1699 (ECM – computer output circuit) |
| P1600 | Ambient air temperature sensor -high input | Wiring, connections, ambient air temperature sensor, BCM |
| P1602 | Engine control module (ECM) not . programmed | New ECM not programmed, incorrectly programmed, ECM |
| P1603 | Engine control module (ECM) -battery supplyvoltage | Wiring, ECM |
| P1604 | . Engine control module (ECM) -RAM read/ write error | ECM |
| P1607 | Engine control module (ECM) -shut down timererror | ECM |
| P1610 | Immobilizer control module -circuit malfunction | Wiring, immobilizer control module, ECM |
| P1611 | Engine control module (ECM) -5 volt output erratic | Wiring, poor connection, APP sensor, engine oil sensor, MAF sensor, ECM |
| P1612 | Engine control module (ECM) -supply voltage | Wiring, connector, ignition switch |
| P1613 | Engine control module (ECM) -internal fault | ECM |
| P1614 | Engine control module (ECM) -internal fault | ECM |
| P1615 | Engine control module (ECM) -supply voltage | Wiring, connector, ECM |
| P1617 | Engine control module (ECM) -EPROM error | ECM |
| P1618 | Engine control module (ECM) -primary 5 volt output erratic | Wiring, poor connection, oil pressure sensor, APP sensor, CKP sensor, throttle control unit, TPS sensor, ECM |
| P1621 | Speed Control Switch Always High | |
| P1626 | Speed Control Switch Always Low | |
| P1627 | A/C Pressure Sensor Volts Too High | |
| P1628 | Engine control module (ECM) -auxiliary 5 voltoutput erratic | Wiring, poor connection, APP sensor, CMP sensor, EGR solenoid, EGR valve position sensor, MAP sensor, ECM |
| P1630 | Immobilizer control module -malfunction | Wiring, data bus, ignition switch control module,ECM |
| P1631 | TCM Internal Processor Clock Performance | |
| P1635 | PCM Memory Performance or Write | |
| P1639 | TCM Internal CAN 2 RAM Performance | |
| P1641 | Cabin Heater 1 | |
| P1643 | Vehicle Theft System Powertrain Control Module in Learn Mode | |
| P1646 | Vehicle Theft System Improper Password | |
| P1652 | CAN data bus -short circuit to ground | Wiring, connected system, ECM |
| P1653 | 5V Ref Circuit | |
| P1654 | MIL Control Circuit | |
| P1655 | Wait To Start Lamp Control Circuit | |
| P1656 | 5V Reference Circuit | |
| P1661 | Injectors -voltage low/high | Wiring, connectors, injectors, ECM |
| P1663 | Fuel pressure control solenoid -defective | Wiring, connectors, fuel pressure control solenoid |
| P1666 | Engine control module (ECM) -engine shut-off control | ECM |
| P1680 | Communication Bus | |
| P1681 | CAN data bus, SRS control module malfunction | Wiring, connectors, SRS control module trouble code(s) stored, SRS control module, ECM |
| P1682 | Altemator -voltage low | Wiring, battery, alternator drive belt, alternator |
| P1683 | Cruise control | Wiring, cruise control vacuum switching valve |
| P1684 | Engine control module (ECM) -supply voltage disconnected within last 50 ignition switch ON-OFF cycles | Wiring, battery |
| P1685 | Key not programmed into immobilizer controlmodule | Wiring, ignition key not matched/damaged, immobilizer control module |
| P1686 | CAN data bus, immobilizer control module no signal | Wiring, immobilizer control module |
| P1687 | CAN data bus, instrumentation -no signal | Wiring, instrumentation control module (mechanical) |
| P1688 | Internal Fuel Injection Pump Controller Failure | |
| P1689 | No Communication Between ECM and Injection Pump Module Data | |
| P1690 | Fuel Injection Pump CKP Sensor Does Not Agree With ECM CKP Sensor | |
| P1691 | Fuel Injection Pump Controller Calibration Error | |
| P1692 | No Cluster BUS Message | |
| P1693 | Engine control module (ECM) | Companion module trouble code detected in ECM |
| P1694 | CAN data bus, ECM no signal | Wiring, ECM |
| P1695 | CAN data bus, body control module (SCM) no signal | Wiring, BCM |
| P1696 | Engine control module (ECM) -EEPROM error | ECM |
| P1697 | Engine control module (ECM) -EEPROM error | ECM |
| P1698 | CAN data bus, transmission control module(TCM) no signal | Wiring, TCM | P1700 – P1799 (Transmission) |
| P1715 | Transmission speed sensor AlB -circuitmalfunction | Wiring, transmission speed sensor AlB, ECM |
| P1719 | Transmission System Conditions | |
| P1736 | Transmission -gear/input speed/output speed ratio error | Transmission fluid level, wiring, input shaft speed (ISS) sensor, output shaft speed (055) sensor,transmission mechanical fault |
| P1740 | Torque Converter Clutch or Overdrive Solenoid Performance Condition | |
| P1745 | Line Pressure Too High For Too Long | |
| P1749 | Transmission Throttle Valve Position Sensor Circuit Low | |
| P1750 | Torque converter clutch (TCC) solenoid/ transmission shift control valve/transmission pressure control solenoid -circuit malfunction | Wiring, TCC solenoid/transmission shift control valve/transmission pressure control solenoid, TCM, ECM |
| P1751 | Transmission system relay -circuit malfunction | Wiring, transmission system relay, ECM |
| P1753 | Transmission Throttle Valve Mechanical Performance | |
| P1755 | Intermediate Speed Sensor Mmalfunction | |
| P1756 | Govemor pressure not equal to target (15-20 PSI) -mid pressure malfunction | Signal wire open circuit/short circuit, valve body,sensor supply wire open circuit, transmission fluid level, governor pressure solenoid, transmission mechanical fault, ECM -no 5 volt supply |
| P1757 | Governor pressure not equal to target -low pressure malfunction | Signal wire open circuit/short circuit, valve body,sensor supply wire open circuit, transmission fluid level, governor pressure solenoid, transmission mechanical fault, ECM -no 5 volt supply |
| P1762 | Govemor pressure sensor -incorrect signal | Signal wire short circuit to ground/positive, supply wire open circuit/short circuit, transmission fluid level, governor pressure solenoid, governor pressure sensor, ECM |
| P1763 | Governor pressure sensor -signal high | Signal wire short circuit to positive, supply wire open circuit, transmission fluid level, governor pressure sensor, ECM |
| P1764 | Governor pressure sensor -signal low | Signal wire short circuit to ground, supply wire open circuit, transmission fluid level, governor pressure sensor, ECM |
| P1765 | Transmission system relay | Wiring open circuit/short circuit, transmission system relay, ECM |
| P1775 | Solenoid switch valve locked in TCC (torque converter clutch) position | Wiring open circuit/short circuit, transmission system relay, transmission fluid level low, UR pressure switch, solenoid switch valve |
| P1776 | Solenoid switch valve locked in UR (low/reverse) position | Wiring open circuit/short circuit, transmission system relay, transmission fluid level low, UR pressure switch, solenoid switch valve |
| P1781 | Over Drive Pressure Switch Sense Circuit | |
| P1782 | 2/4-OD Pressure Switch Circuit | |
| P1787 | OD Hydraulic Pressure Test Failure | |
| P1790 | Fault immediately after shift | Speed ratio error, transmission mechanical fault |
| P1793 | Torque reduction communication error | Wiring open circuit/short circuit, ECMfTCM |
| P1794 | Transmission speed sensor -ground circuit | Wiring open circuit, TCM, input shaft speed (ISS) sensor, output shaft speed (055) sensor |
| P1795 | Throttle position (TP) sensor -circuit malfunction | Wiring, TP sensor, ECM |
| P1797 | Manual shift overheat | Wiring, transmission fluid level low, transmission cooling fan -if fitted, transmission fluidtemperature (TFT) sensor | P1800 – P1899 (Transmission) |
| P1854 | Manifold absolute pressure (MAP) sensor/turbocharger (Te) boost pressure sensor range/performance problem | Intake/exhaust leak, wiring, MAP sensor, TC boost pressure sensor, TC boost pressure actuator |
| P1861 | Fuel level -variation between tank levels | Wiring, fuel tank, fuel tank siphon hose, fuel gauge tank sensor(s), fuel pump |
| P1897 | Engine control module (ECM) communication malfunction | ECM |
| P1899 | Park/neutral position (PNP) switch -input circuit malfunction | Wiring, PNP switch, ECM | P1900 – P1999 (Transmission) |
| P1901 | Engine oil pressure sensor range/performance | Wiring, connections, engine oil pressure sensor,ECM |
| P1902 | Engine oil pressure sensor range/performance | Wiring, connections, engine oil pressure sensor, ECM |
| P1909 | Manifold absolute pressure (MAP) sensor circuit high | Wiring, connections, MAP sensor, ECM |
| P1910 | Manifold absolute pressure (MAP) sensor circuit low | Wiring, connections, MAP sensor, ECM |
| P1913 | Manifold absolute pressure (MAP) sensor range/performance | Wiring, connections, MAP sensor, ECM |
| P1914 | Manifold absolute pressure (MAP) sensor range/performance | Wiring, connections, MAP sensor, ECM |
| P1915 | Manifold absolute pressure (MAP) sensor range/performance | Wiring, connections, MAP sensor, ECM |
| P1916 | Manifold absolute pressure (MAP) sensor range/performance | Wiring, connections, MAP sensor, ECM |
| P1926 | CAN Communication With Other Control Units Installed Not Possible | |
| P3050 | Oxygen sensor -circuit malfunction | Wiring, connectors, oxygen sensor(s), ECM |
| P3080 | Engine oil pressure sensor -circuit malfunction | Wiring, connectors, engine oil pressure sensor, ECM |
| P3097 | Intake air temperature (IAT) sensor -value too high | Wiring, connectors, IAT sensor, ECM |
| P3098 | Intake air temperature (IAT) sensor -value too low | Wiring, connectors, IAT sensor, ECM |
| P3099 | Intake air temperature (IAT) sensor -value too low | Wiring, connectors, IAT sensor, ECM |
| P3121 | Catalyst temperature sensor -circuit malfunction | Wiring, connectors, oxygen sensor(s), ECM |
| P3131 | Oxygen sensor 1, bank 1 -circuit malfunction | Wiring, connectors, oxygen sensor, ECM |
| P3133 | Oxygen sensor -supply voltage low | Wiring, connectors, oxygen sensor(s), ECM |
| P3134 | Oxygen sensor -supply voltage low | Wiring, connectors, oxygen sensor(s), ECM |
| P3135 | Particulate filter -implausible signal | Exhaust leak/blockage, exhaust pressure sensor, hose/pipe blockedlleaking, particulate filter |
| P3136 | Particulate filter -signal high | Exhaust leak/blockage, exhaust pressure sensor, hose/pipe blockedlleaking, particulate filter |
| P3137 | Particulate filter -signal low | Exhaust leak/blockage, exhaust pressure sensor, hose/pipe blockedlleaking, particulate filter |
| P3139 | Particulate filter -implausible signal | Exhaust leak/blockage, exhaust pressure sensor,hose/pipe blockedlleaking, particulate filter |
| P3154 | Intake air temperature (IAT) sensor -signal high | Wiring, connectors, IAT sensor, ECM |
| P3155 | Intake air temperature (IAT) sensor -signal low | Wiring, connectors, IAT sensor, ECM |
| P3400 | Cylinder cut-out system, bank 1 -malfunction | Wiring, cylinder cut-out solenoid(s), oil pressure,H02S, ECM |
| P3401 | Cylinder cut-out solenoid 1 -circuit malfunction | Wiring, cylinder cut-out solenoid, ECM |
| P3402 | Cylinder cut-out solenoid 1 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure,ECM |
| P3425 | Cylinder cut-out solenoid 4 -circuit malfunction | Wiring, cylinder cut-out solenoid, ECM |
| P3426 | Cylinder cut-out solenoid 4 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure,ECM |
| P3441 | Cylinder cut-out solenoid 6 -circuit malfunction | Wiring, cylinder cut-out solenoid, ECM |
| P3442 | Cylinder cut-out solenoid 6 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure,ECM |
| P3449 | Cylinder cut-out solenoid 7 -circuit malfunction | Wiring, cylinder cut-out solenoid, ECM |
| P3450 | Cylinder cut-out solenoid 7 -malfunction | Wiring, cylinder cut-out solenoid, oil pressure,ECM |
| P3497 | Cylinder cut-out system, bank 2 -malfunction | Wiring, cylinder cut-out solenoid(s), oil pressure,H02S, ECM |
| U110A | Steering column function control module, serialcommunication -circuit malfunction | Wiring, CAN data bus, ECM |
| U110C | Fuel level, serial communication -circuit malfunction | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U110E | Outside air temperature, serial communication -circuit malfunction | CAN data bus, multifunction control module front,ECM |
| U110F | Fuel volume, serial communication -circuitmalfunction | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U1110 | Vehicle speed, serial communication -circuit malfunction | CAN data bus, ASS control module, ECM |
| U1111 | Odometer mileage, serial communication -circuitmalfunction | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U1113 | NC pressure sensor -communication malfunction | Wiring, multifunction control module, ECM |
| U1120 | Wheel distance traveled, serial communication -circuit malfunction | CAN data bus, ASS control module, ECM |
| U1403 | Fuel level, serial communication -implausible signal | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U1411 | Fuel volume, serial communication implausible signal | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U1412 | Vehicle speed, serial communication -implausible signal | CAN data bus, ASS control module, ECM |
| U1413 | Odometer mileage, serial communication implausible signal | Wiring, instrument panel, CAN data bus, multifunction control module front, ECM |
| U1417 | LH front wheel, distance traveled -implausible signal | ABS trouble code(s) stored, CAN data bus, ABS control module, ECM |
| U1418 | RH front wheel, distance traveled implausible signal | ABS trouble code(s) stored, CAN data bus, ASS control module, ECM |