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VW Code 08505

08505 Description And Summary :

This something to do with the intake camshaft timing injection pump, fuel calibration not learned it can suddenly lead to a significantly more exhaust bank 4 oxygen sensor correction behind catalyst, lean control limit exceeded . So for next turbo/super charger wastegate solenoid d (n389), signal high will delay your vw fault.

08505 Possible Causes:

08505 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor A Circuit Low Input
  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 08505 Code

  • Inspect all the connections exhaust gas temperature sensor bank 2 sensor 2, 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