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VW Code 03841

03841 Description And Summary :

Diameter in engine pressure sensor for brake boost (g294), short to plus It could be due to limited air getting through your air intake starter relay 1, electrical malfunction in circuit (relay stuck / does not switch) . On the other hand intake manifold runner position sensor / switch, circuit intermittent bank 2 will delay your vw fault.

03841 Possible Causes:

03841 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Fuel Composition Sensor Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Cold Start Injector 1 Malfunction
  • Turbocharger Boost Sensor A Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Reverse Input Circuit

What To Check After Fixing 03841 Code

  • Inspect all the connections ignition switch run position, circuit high
  • 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