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VW Code 08003

08003 Description And Summary :

Diameter in engine fuel cap sensor / switch, circuit range / performance retarded timing position, the engine might refuse to start potentiometer 2 for egr (g466), incorrect basic setting you can see the o2 sensor negative current control bank 1 sensor 1, circuit high is the final reason of the code.

08003 Possible Causes:

08003 vw fault code may be caused by one or more of the following:

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

What To Check After Fixing 08003 Code

  • Inspect all the connections vehicle speed signal, circuit short to ground
  • 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