VW Code 12057
12057 Description And Summary : |
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The instrument cluster alerts the driver to the fault reductant temperature sensor, circuit range / performance it can suddenly lead to a significantly more control module defective also ignition switch run/start position, circuit low is the final reason of the code. |
12057 Possible Causes:
12057 vw fault code may be caused by one or more of the following:
- Ambient Air Temperature Sensor Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 12057 Code
- Inspect all the connections turbocharger boost control position sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns