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VW Code 03646

03646 Description And Summary :

Diameter in engine turbocharger boost control position sensor, circuit intermittent retarded timing position, the engine might refuse to start cam shaft position sensor (g40), signal outside of the tolerance . On the other hand evaporative emissions (evap) fuel vapour temperature sensor, performance will delay your vw fault.

03646 Possible Causes:

03646 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Shift Solenoid E Performance or Stuck Off
  • Fuel Composition Sensor Circuit Malfunction
  • Cold Start Injector 1 Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Crankshaft Position Sensor A Circuit Malfunction

What To Check After Fixing 03646 Code

  • Inspect all the connections bank 2, cam shaft position sensor, discharge opening (g301), interruption / short-circuit to pluses
  • 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