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VW Code 65478

65478 Description And Summary :

This something to do with the intake camshaft timing generator shut-off, short to b+ run rough, or might suddenly stall at any given speed fuel injector group 'c' supply voltage, circuit high or torque management feedback signal "b", range / performance will delay your vw fault.

65478 Possible Causes:

65478 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Fuel Rail/System Pressure - Too High
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 65478 Code

  • Inspect all the connections oxygen (lambda) sensor b2 s1, pump current, open circuit
  • 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