Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P0035 | Turbocharger/Supercharger Bypass Valve A Control Circuit High | 34 | Powertrain |
| P0036 | HO2S Heater Control Circuit (Bank 1 Sensor 2) | 38 | Powertrain |
| P0037 | HO2S Heater Control Circuit Low (Bank 1 Sensor 2) | 39 | Powertrain |
| P0038 | HO2S Heater Control Circuit High (Bank 1 Sensor 2) | 39 | Powertrain |
| P003A | Turbocharger/supercharger boost control 'A' position exceeded learning limit | 29 | Powertrain |
| P003B | Lost communication with lateral track monitoring ECU | 22 | Powertrain |
| P003C | A Camshaft Profile Actuator A Control Performance/Stuck Off (Bank 1) | 24 | Powertrain |
| P003D | A Camshaft Profile Actuator A Control Stuck On (Bank 1) | 24 | Powertrain |
| P003E | Lost communication with offset instrument panel and odometer warning light unit | 21 | Powertrain |
| P003F | Lost communication with air conditioning ECU (rfta) | 21 | Powertrain |
| P0043 | HO2S Heater Control Circuit Low (Bank 1 Sensor 3) | 28 | Powertrain |
| P0044 | HO2S Heater Control Circuit High (Bank 1 Sensor 3) | 27 | Powertrain |
| P0045 | Turbocharger/Supercharger Boost Control A Circuit/Open | 39 | Powertrain |
| P0046 | Turbocharger/Supercharger Boost Control A Circuit Range/Performance | 35 | Powertrain |
| P0047 | Turbocharger/Supercharger Boost Control A Circuit Low | 36 | Powertrain |
| P0048 | Turbocharger/Supercharger Boost Control A Circuit High | 35 | Powertrain |
| P0049 | Turbocharger/Supercharger A Turbine Overspeed | 29 | Powertrain |
| P004A | Lost communication with high frequency receiving ECU (PLIP - Parallel Line IP for Japan 315 MHz) | 28 | Powertrain |
| P004B | Turbocharger/Supercharger Boost Control B Circuit Range/Performance | 26 | Powertrain |
| P0050 | HO2S Heater Control Circuit (Bank 2 Sensor 1) | 33 | Powertrain |
| P0051 | HO2S Heater Control Circuit Low (Bank 2 Sensor 1) | 35 | Powertrain |
| P0052 | HO2S Heater Control Circuit High (Bank 2 Sensor 1) | 35 | Powertrain |
| P0053 | HO2S Heater Resistance (Bank 1 Sensor 1) | 32 | Powertrain |
| P0054 | HO2S Heater Resistance (Bank 1 Sensor 2) | 30 | Powertrain |
| P0056 | HO2S Heater Control Circuit (Bank 2 Sensor 2) | 32 | Powertrain |
| P0057 | HO2S Heater Control Circuit Low (Bank 2 Sensor 2) | 33 | Powertrain |
| P0058 | HO2S Heater Control Circuit High (Bank 2 Sensor 2) | 33 | Powertrain |
| P0059 | HO2S Heater Resistance (Bank 2 Sensor 1) | 30 | Powertrain |
| P0060 | HO2S Heater Resistance (Bank 2 Sensor 2) | 28 | Powertrain |
| P0068 | MAP/MAF - Throttle Position Correlation | 36 | Powertrain |
| P0069 | Manifold Absolute Pressure - Barometric Pressure Correlation | 34 | Powertrain |
| P006A | CAN LS network (cockpit) failure | 26 | Powertrain |
| P006E | Turbocharger/supercharger boost control 'A' supply voltage circuit low | 27 | Powertrain |
| P0070 | Ambient Air Temperature Sensor Circuit | 37 | Powertrain |
| P0071 | Ambient Air Temperature Sensor Circuit Range/Performance | 35 | Powertrain |
| P0072 | Ambient Air Temperature Sensor Circuit Low Input | 37 | Powertrain |
| P0073 | Ambient Air Temperature Sensor Circuit High Input | 37 | Powertrain |
| P0074 | Ambient Air Temperature Sensor Circuit Intermittent | 33 | Powertrain |
| P0075 | Intake Valve Control Solenoid Circuit (Bank 1) | 32 | Powertrain |
| P007B | Trunk relay unit CAN network failure | 27 | Powertrain |
| P007C | Charge Air Cooler Temperature Sensor Circuit Low (Bank 1) | 31 | Powertrain |
| P007D | Charge Air Cooler Temperature Sensor Circuit High (Bank 1) | 33 | Powertrain |
| P007E | Charge Air Cooler Temperature Sensor Circuit Intermittent/Erratic (Bank 1) | 27 | Powertrain |
| P0087 | Fuel Rail/System Pressure - Too Low | 41 | Powertrain |
| P0088 | Fuel Rail/System Pressure - Too High | 38 | Powertrain |
| P0089 | Fuel Pressure Regulator 1 Performance | 37 | Powertrain |
| P0090 | Fuel Pressure Regulator 1 Control Circuit | 35 | Powertrain |
| P0091 | Fuel Pressure Regulator 1 Control Circuit Low | 34 | Powertrain |
| P0092 | Fuel Pressure Regulator 1 Control Circuit High | 34 | Powertrain |
| P0093 | Fuel System Leak Detected - Large Leak | 34 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.