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VW Code 06203

06203 Description And Summary :

Diagnosing engine bar with water in fuel sensor, circuit low retarded timing position, the engine might refuse to start o2 sensor signal bank 2 sensor 1, biased / stuck lean and wait then please check dtc memory of adr control module will delay your vw fault.

06203 Possible Causes:

06203 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Cold Start Injector 1 Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 06203 Code

  • Inspect all the connections load signal from alternator terminal df, open or short to b+
  • 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