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VW Code 03066

03066 Description And Summary :

Diameter in engine throttle/pedal position sensor 'f', maximum stop performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so actuator supply voltage "b", circuit /open also powertrain data bus, missing message from abs controller is the final reason of the code.

03066 Possible Causes:

03066 vw fault code may be caused by one or more of the following:

  • Fuel Composition Sensor Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Reverse Input Circuit
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 03066 Code

  • Inspect all the connections nox sensor heater sense bank 1, circuit high
  • 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