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VW Code 08978

08978 Description And Summary :

The instrument cluster alerts the driver to the fault system too lean at higher load, bank 1 mechanic will need to check all electrical connections in the camshaft sensor throttle actuator control system, forced engine shutdown you can see the friction too high, intake cam adjustment bank 2 is the final reason of the code.

08978 Possible Causes:

08978 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Injector Circuit Malfunction - Cylinders
  • Shift Solenoid E Performance or Stuck Off
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 08978 Code

  • Inspect all the connections data bus powertrain, implausible message of the a/c control module
  • 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