Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P10FA | NO. 251 battery voltage sampling wire loop fault | 11 | Powertrain |
| P10FB | Tag Axle, Right | 11 | Powertrain |
| P10FC | Cylinder 2. Deactivation | 11 | Powertrain |
| P10FD | NO. 254 battery voltage sampling wire loop fault | 4 | Powertrain |
| P10FE | NO. 255 battery voltage sampling wire loop fault | 4 | Powertrain |
| P10FF | NO. 256 battery voltage sampling wire loop fault | 12 | Powertrain |
| P1100 | Mass Air Flow Sensor Intermittent | 31 | Powertrain |
| P1101 | Mass Air Flow Sensor Out of Self-Test Range | 35 | Powertrain |
| P1102 | Mass Air Flow Sensor In Range But Lower Than Expected | 33 | Powertrain |
| P1103 | Mass Air Flow Sensor In Range But Higher Than Expected | 32 | Powertrain |
| P1104 | Signal too small | 31 | Powertrain |
| P1105 | The intake air pressure sensor signal is implausible when the engine is not running. | 37 | Powertrain |
| P1106 | Manifold Absolute Pressure Sensor Circuit Intermittent Low Voltage | 31 | Powertrain |
| P1107 | Manifold Absolute Pressure Sensor Circuit Intermittent High Voltage | 30 | Powertrain |
| P1108 | Intake air pressure sensor circuit voltage high intermittently | 27 | Powertrain |
| P1109 | The intake air pressure sensor signal is implausible when the engine is running | 27 | Powertrain |
| P110A | NO. 267 battery voltage sampling wire loop fault | 16 | Powertrain |
| P110B | NO. 268 battery voltage sampling wire loop fault | 16 | Powertrain |
| P110C | NO. 269 battery voltage sampling wire loop fault | 15 | Powertrain |
| P110D | NO. 270 battery voltage sampling wire loop fault | 16 | Powertrain |
| P110E | Water temperature sensor voltage signal too high | 17 | Powertrain |
| P110F | Water temperature sensor voltage signal too low | 12 | Powertrain |
| P1110 | Intake timing control (bank 1) | 32 | Powertrain |
| P1111 | Supercharged intake air temperature (IAT) sensor signal is implausible (high) | 32 | Powertrain |
| P1112 | Short circuit to negative | 28 | Powertrain |
| P1113 | Supercharged intake air temperature (IAT) sensor circuit intermittent high voltage | 25 | Powertrain |
| P1114 | Charge air intake temperature sensor signal low | 25 | Powertrain |
| P1115 | Ambient temperature from inst. cluster incorrect | 26 | Powertrain |
| P1116 | Coolant temperature too high during start | 30 | Powertrain |
| P1117 | Coolant temperature sensor circuit voltage low intermittently | 25 | Powertrain |
| P1118 | Coolant temperature sensor circuit voltage high intermittently | 22 | Powertrain |
| P1119 | Oxygen Sensor Heating | 20 | Powertrain |
| P111A | Engine coolant overtemperature condition - forced limited power | 12 | Powertrain |
| P111B | Difference voltage (high) | 11 | Powertrain |
| P111C | Charge air cooler temperature - Intake air temperature (IAT) sensor 2 not plausible | 12 | Powertrain |
| P111D | NO. 286 battery voltage sampling wire loop fault | 11 | Powertrain |
| P111E | NO. 287 battery voltage sampling wire loop fault | 11 | Powertrain |
| P111F | NO. 288 battery voltage sampling wire loop fault | 11 | Powertrain |
| P1120 | Throttle Position Sensor Out of Range | 33 | Powertrain |
| P1121 | Throttle Position Sensor Inconsistent With Mass Air Flow Sensor | 36 | Powertrain |
| P1122 | Signal too small | 33 | Powertrain |
| P1126 | Throttle position (narrow range) sensor circuit | 24 | Powertrain |
| P1127 | Signal implausible | 29 | Powertrain |
| P1128 | Closed Loop Fueling Not Achieved (Bank 1) | 32 | Powertrain |
| P1129 | Closed Loop Fueling Not Achieved (Bank 2) | 31 | Powertrain |
| P112A | NO. 299 battery voltage sampling wire loop fault | 12 | Powertrain |
| P112B | NO. 300 battery voltage sampling wire loop fault | 11 | Powertrain |
| P112C | NO. 301 battery voltage sampling wire loop fault | 11 | Powertrain |
| P112D | NO. 302 battery voltage sampling wire loop fault | 10 | Powertrain |
| P112E | NO. 303 battery voltage sampling wire loop fault | 11 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.