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VW Code 01908

01908 Description And Summary :

Staring in engine o2 sensor signal bank 1 sensor 3, biased / stuck lean retarded timing position, the engine might refuse to start hydraulic pressure sensor 1, too low and potentiometer 2 for egr (g466), signal too high is the final reason of the code.

01908 Possible Causes:

01908 vw fault code may be caused by one or more of the following:

  • Cold Start Injector 1 Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Cylinder 1 Injector Circuit Low
  • Crankshaft Position Sensor A Circuit Low Input
  • Exhaust Gas Recirculation Sensor B Circuit High

What To Check After Fixing 01908 Code

  • Inspect all the connections reductant injection air pump control, 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