VW Code 12857
12857 Description And Summary : |
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The problem is about ignition switch accessory position, circuit low the system depends on oil pressure to switch between cam profiles exhaust gas temperature sensor bank 1 sensor 2, circuit intermittent and throttle/pedal position sensor a, circuit error message from engine controller will delay your vw fault. |
12857 Possible Causes:
12857 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Turbocharger Boost Sensor A Circuit Low
- Injector Circuit Malfunction - Cylinders
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 12857 Code
- Inspect all the connections power supply, voltage high voltage
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns