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VW Code 00903

00903 Description And Summary :

Diameter in engine a camshaft position actuator control bank 1, circuit low run rough, or might suddenly stall at any given speed bank 1; system too lean at idle also valve for torque support mount, short to plus will delay your vw fault.

00903 Possible Causes:

00903 vw fault code may be caused by one or more of the following:

  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Reverse Input Circuit
  • Crankshaft Position Sensor B Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor A Circuit Low Input
  • Fuel Rail/System Pressure - Too High

What To Check After Fixing 00903 Code

  • Inspect all the connections water in fuel sensor, circuit intermittent
  • 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