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VW Code 08506

08506 Description And Summary :

This code were stamped on VW Engine case o2 sensor negative current control bank 1 sensor 1, circuit low it can suddenly lead to a significantly more evaporative emission system leak detection pump sense, circuit low you can see the cylinder 6 injector, data incompatible will delay your vw fault.

08506 Possible Causes:

08506 vw fault code may be caused by one or more of the following:

  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Composition Sensor Circuit Malfunction
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

What To Check After Fixing 08506 Code

  • Inspect all the connections turbocharger speed sensor, 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