VW(SAIC) fault codes
Coverage shown is Volkswagen data: 3,421 codes · 292 vehicle records · 248 ECU records · 0 live-data parameters.
VW(SAIC) shares fault-code data with Volkswagen. Data may not cover VW(SAIC)-specific systems.
Codes 3,421
| Code | Description | Brands | System |
|---|---|---|---|
| P0031 | HO2S Heater Control Circuit Low (Bank 1 Sensor 1) | 40 | Powertrain |
| P0032 | HO2S Heater Control Circuit High (Bank 1 Sensor 1) | 40 | Powertrain |
| P0033 | Turbocharger/Supercharger Bypass Valve A Control Circuit | 35 | Powertrain |
| P0034 | Turbocharger/Supercharger Bypass Valve A Control Circuit Low | 33 | Powertrain |
| 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 |
| P0040 | O2 Sensor Signals Swapped Bank 1 Sensor 1 / Bank 2 Sensor 1 | 31 | Powertrain |
| P0041 | O2 Sensor Signals Swapped Bank 1 Sensor 2 / Bank 2 Sensor 2 | 29 | 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 |
| P004900 | Turbocharger/Supercharger Turbine Overspeed | 1 | Powertrain |
| P004A | Lost communication with high frequency receiving ECU (PLIP - Parallel Line IP for Japan 315 MHz) | 28 | Powertrain |
| P004C | Turbocharger/Supercharger Boost Control B Circuit Low | 27 | Powertrain |
| P004D | Turbocharger/Supercharger Boost Control B Circuit High | 27 | Powertrain |
| P004E | Lost communication with central sunroof ECU | 21 | 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 |
| P0055 | HO2S Heater Resistance (Bank 1 Sensor 3) | 23 | 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 |
| P0061 | HO2S Heater Resistance (Bank 2 Sensor 3) | 23 | Powertrain |
| P0068 | MAP/MAF - Throttle Position Correlation | 36 | Powertrain |
| P006C | MAP Turbocharger/Supercharger Inlet Pressure Correlation | 21 | 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 |
| P0075 | Intake Valve Control Solenoid Circuit (Bank 1) | 32 | Powertrain |
| P0078 | Exhaust Valve Control Solenoid Circuit (Bank 1) | 32 | 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 |
| P0081 | Intake Valve Control Solenoid Circuit (Bank 2) | 27 | Powertrain |
| P0084 | Exhaust Valve Control Solenoid Circuit (Bank 2) | 28 | 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 |
| P008A | Low pressure fuel system pressure - too low | 28 | Powertrain |
| P008B | Low pressure fuel system pressure - too high | 27 | Powertrain |
| P0090 | Fuel Pressure Regulator 1 Control Circuit | 35 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.