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VW Code 03935

03935 Description And Summary :

Diameter in engine turbocharger / supercharger boost pressure not detected - mechanical run rough, or might suddenly stall at any given speed egr system, regulation range not reached . So for next nox trap, efficiency below threshold (bank 1) is the final reason of the code.

03935 Possible Causes:

03935 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 1 Injector Circuit Low
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Crankshaft Position Sensor A Circuit Low Input
  • Crankshaft Position Sensor B Circuit Malfunction
  • Reverse Input Circuit

What To Check After Fixing 03935 Code

  • Inspect all the connections exhaust gas temperature sensor, bank 1 sensor 5, circuit low
  • 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