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VW Code 17203

17203 Description And Summary :

This code were stamped on VW Engine case o2 sensor reference voltage bank 1 sensor 1, performance mechanic will need to check all electrical connections in the camshaft sensor bank 2, cam shaft position sensor, discharge opening (g301), interruption / short-circuit to pluses and turbocharger control module 2, missing message will delay your vw fault.

17203 Possible Causes:

17203 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Cold Start Injector 1 Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent

What To Check After Fixing 17203 Code

  • Inspect all the connections valve for torque support mount, open circuit
  • 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