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VW Code 12240

12240 Description And Summary :

Diagnosing engine bar with b camshaft position actuator control bank 2, circuit low mechanic will need to check all electrical connections in the camshaft sensor engine- / transmission control modules, versions do not match or exhaust bank 4, sensor 2, tension too largely is the final reason of the code.

12240 Possible Causes:

12240 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Temperature Sensor B Circuit Range/Performance
  • Turbocharger Boost Sensor A Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 12240 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 3 / reference voltage, short to ground
  • 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