Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| C1000 | Hill descent control function | 24 | Chassis |
| C1009 | Diag C I B U S C M B Z E2 E | 21 | Chassis |
| C100A | Brake pedal position sensor | 17 | Chassis |
| C1011 | Tandem brake master cylinder, pressure sensor 2: Signal offset | 21 | Chassis |
| C1014 | Brake System Total Volume Balance | 21 | Chassis |
| C1015 | Vacuum supply | 17 | Chassis |
| C1018 | Regenerative Braking | 16 | Chassis |
| C1019 | Left Front wheelspeed sensor airgap too large | 7 | Chassis |
| C101A | Vacuum pressure sensor | 6 | Chassis |
| C101B | Vacuum Pressure Sensor Circuit B | 6 | Chassis |
| C101C | Motor drive IC fault | 8 | Chassis |
| C101F | Limit position corner not learned | 6 | Chassis |
| C1020 | Diaphragm travel sensor: Signal faulty | 16 | Chassis |
| C1021 | ECU internal fault (temperature sensor system) | 23 | Chassis |
| C1022 | Boot/Trunk Secondary Switch | 17 | Chassis |
| C1027 | Master Cylinder (MC) To Primary Circuit Pressure | 11 | Chassis |
| C102A | Brake Secondary Circuit Pressure Mismatch Between Wheels | 13 | Chassis |
| C102B | ABS Secondary Circuit Pressure Lower Than Primary | 7 | Chassis |
| C1030 | Low-pressure sensor, signal 1: Electrical fault | 13 | Chassis |
| C1031 | Low-pressure sensor, signal 2: Electrical fault | 17 | Chassis |
| C1032 | Low-pressure sensor, plausibility | 19 | Chassis |
| C1035 | Right switch | 15 | Chassis |
| C1040 | Electric vacuum pump: Voltage on feedback line too low | 16 | Chassis |
| C1041 | 00 ayarlandı | 16 | Chassis |
| C1042 | Pump motor open fault | 17 | Chassis |
| C1043 | Clutch sensor 2 fault | 12 | Chassis |
| C1044 | Gear N position | 10 | Chassis |
| C1046 | CD Changer | 15 | Chassis |
| C1047 | Performance degradation | 11 | Chassis |
| C1048 | Telephone Control Module | 9 | Chassis |
| C1049 | Base Brake Failure | 5 | Chassis |
| C104B | Back Up Light Switch System Malfunction | 7 | Chassis |
| C104F | Actuator system control torque | 6 | Chassis |
| C1053 | Left Rear Wheel speed sensor signal too high | 9 | Chassis |
| C1057 | System relay coil short to ground | 13 | Chassis |
| C105B | RR outlet valve | 7 | Chassis |
| C105F | Deployable spoiler - Isolation relay control | 6 | Chassis |
| C1063 | Brake pedal travel sensor: Short circuit after battery voltage | 11 | Chassis |
| C1067 | Brake pedal travel sensor: Signal 2 above valid range | 6 | Chassis |
| C1073 | Sensor system, hybrid brake actuation changeover (SBA): Adjustment necessary | 10 | Chassis |
| C1078 | Wheel Speed Sensor Erratic - Front Right | 7 | Chassis |
| C1100 | Power restart | 21 | Chassis |
| C1101 | Battery voltage high | 25 | Chassis |
| C1102 | Battery voltage low | 24 | Chassis |
| C1110 | Power steering calibration data | 22 | Chassis |
| C1111 | Control lateral acceleration | 25 | Chassis |
| C1112 | Hood hydraulic pump relay 1 | 23 | Chassis |
| C1113 | Hood Hydraulic Pump Relay 2 - J588 | 23 | Chassis |
| C1120 | Reversing lamp | 17 | Chassis |
| C1130 | Hood solenoid 1 - N272 | 16 | Chassis |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.