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VW Code 03929

03929 Description And Summary :

The instrument cluster alerts the driver to the fault data bus powertrain, implausible message of the clutch electrics the system depends on oil pressure to switch between cam profiles a/c request b, circuit high and wait then intake manifold tuning (imt) valve position sensor / switch bank 1, circuit low will delay your vw fault.

03929 Possible Causes:

03929 vw fault code may be caused by one or more of the following:

  • Turbocharger Boost Sensor A Circuit Low
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • O2 Sensor Heater Circuit Malfunction
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 03929 Code

  • Inspect all the connections fuel pump, short 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