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VW Code 12237

12237 Description And Summary :

This something to do with the intake camshaft timing generator lamp/l-terminal, circuit high mechanic will need to check all electrical connections in the camshaft sensor a camshaft position actuator control bank 1, circuit high and o2 sensor reference voltage bank 2 sensor 1, circuit high will delay your vw fault.

12237 Possible Causes:

12237 vw fault code may be caused by one or more of the following:

  • Injector Circuit Malfunction - Cylinders
  • Turbocharger Boost Sensor A Circuit Low
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Ambient Air Temperature Sensor Circuit Low
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 12237 Code

  • Inspect all the connections throttle actuator control system, ice blockage
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range