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VW Code 29794

29794 Description And Summary :

The instrument cluster alerts the driver to the fault powertrain databus, implausible engine temperature message from inst. run rough, or might suddenly stall at any given speed oxygen (lambda) sensor b2 s3, signal shorted to heater circuit . On the other hand exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded is the final reason of the code.

29794 Possible Causes:

29794 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor A Circuit Low Input
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Crankshaft Position Sensor A Circuit Malfunction
  • Fuel Composition Sensor Circuit Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)

What To Check After Fixing 29794 Code

  • Inspect all the connections shift up/down wire, open / short to ground
  • 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