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VW Code 03850

03850 Description And Summary :

This something to do with the intake camshaft timing actuator supply voltage "b", circuit high run rough, or might suddenly stall at any given speed control unit error programming error and throttle/pedal position sensor 'c', minimum stop performance will delay your vw fault.

03850 Possible Causes:

03850 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Glow Plug/Heater Circuit 'A' Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 10 Contribution/balance Fault
  • Cylinder 1 Injector Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Ignition Coil A Primary/Secondary Circuit Malfunction

What To Check After Fixing 03850 Code

  • Inspect all the connections valve for pump - jet: cylinder 8 (3040), electrical malfunction
  • 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