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VW Code 03935

03935 Description And Summary :

Accumulated in electronic control units so exhaust bank 4, sensor 1, heater circuit achievement too small run rough, or might suddenly stall at any given speed angle sensors 2 for butterfly valve drive 2 (g298), signal too largely and wait then glow plug / heater indicator (k29), circuit open / short to ground will delay your vw fault.

03935 Possible Causes:

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

  • Reverse Input Circuit
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 03935 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 4 / reference voltage, 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