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VW Code 01651

01651 Description And Summary :

The problem is about fuel pressure regulator 2 control circuit / open retarded timing position, the engine might refuse to start throttle actuator control system, forced limited rpm . On the other hand actuator supply voltage "b", circuit high is the final reason of the code.

01651 Possible Causes:

01651 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Turbocharger Boost Sensor A Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 01651 Code

  • Inspect all the connections engine coolant temperature signal, 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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range