EOBD fault codes
14,315 codes · 0 vehicle records · 0 ECU records · 0 live-data parameters
Codes 14,315
| Code | Description | Brands | System |
|---|---|---|---|
| P1023 | Adjustment range incorrect | 25 | Powertrain |
| P1024 | Fault, lower learning window | 21 | Powertrain |
| P1025 | no stops learned | 24 | Powertrain |
| P1026 | VVL Systems 1 Performance | 19 | Powertrain |
| P1027 | Clutch power supply | 23 | Powertrain |
| P1028 | Intake manifold tuning valve control circuit: open circuit; Mechanical failure | 20 | Powertrain |
| P1029 | Temperature, electric motor, too high | 21 | Powertrain |
| P102A | Torque restriction due to coolant temperature; No or incorrect basic setting / adaptation | 19 | Powertrain |
| P102B | Torque restriction due to engine oil temperature; Short to ground | 18 | Powertrain |
| P102C | Torque restriction due to fuel temperature; Short to plus | 17 | Powertrain |
| P102D | Power module power supply | 21 | Powertrain |
| P102E | Torque restriction due to exhaust temperature; Implausible signal | 16 | Powertrain |
| P102F | Torque restriction due to fuel pressure; Implausible signal | 14 | Powertrain |
| P1030 | Position-controller monitoring | 24 | Powertrain |
| P1031 | Direction-of-rotation detection | 31 | Powertrain |
| P1032 | Sensor for NOx (G295): signal too high; Open or short to plus | 27 | Powertrain |
| P1033 | Sensor for NOx (G295): signal too low; Open circuit | 24 | Powertrain |
| P1034 | Fault control unit | 24 | Powertrain |
| P1035 | Signal implausible | 27 | Powertrain |
| P1036 | No signal | 21 | Powertrain |
| P1037 | No signal | 22 | Powertrain |
| P1038 | Park/Neutral Line Hi | 21 | Powertrain |
| P1039 | Park/Neutral Line Low | 19 | Powertrain |
| P103A | Too much fuel Contamination in engine oil; Short to ground | 18 | Powertrain |
| P103B | High pressure fuel supply: pressure Loss; Defective | 17 | Powertrain |
| P103C | NO. 061 battery voltage sampling wire loop fault | 15 | Powertrain |
| P103D | A/C entry signal D | 17 | Powertrain |
| P103E | NO. 063 battery voltage sampling wire loop fault | 15 | Powertrain |
| P103F | NO. 064 battery voltage sampling wire loop fault | 13 | Powertrain |
| P1040 | Brake pressure senor | 22 | Powertrain |
| P1041 | EEPROM fault | 22 | Powertrain |
| P1042 | Phase A overtemperature | 20 | Powertrain |
| P1043 | ROM fault | 22 | Powertrain |
| P1044 | Reductant pump high control circuit high voltage | 21 | Powertrain |
| P1045 | Shift Lamp Circ Open | 20 | Powertrain |
| P1046 | Reductant purge valve high control circuit high voltage | 21 | Powertrain |
| P1047 | Short circuit to positive | 22 | Powertrain |
| P1048 | Short circuit to negative | 24 | Powertrain |
| P1049 | Short circuit at engine leads | 23 | Powertrain |
| P104A | Reductant level sensor 2 performance | 18 | Powertrain |
| P104B | Variable Geometry Turbo (VGT) internal fault | 14 | Powertrain |
| P104C | Variable Geometry Turbo (VGT) drive power supply fault | 13 | Powertrain |
| P104D | Generator drive VOLT. | 15 | Powertrain |
| P104E | Reductant level sensor 3 circuit low voltage | 15 | Powertrain |
| P104F | Reductant level sensor 3 circuit high voltage | 11 | Powertrain |
| P1050 | Activation fault | 19 | Powertrain |
| P1051 | Idle rpm high | 24 | Powertrain |
| P1052 | Vehicle speed signal | 25 | Powertrain |
| P1053 | exhaust cam adjustment valve 2 (N319): short to ground; No or incorrect basic setting / adaptation | 21 | Powertrain |
| P1054 | exhaust cam adjustment valve 2 (N319): open circuit; Short to plus | 21 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.