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VW Code 29866

29866 Description And Summary :

The instrument cluster alerts the driver to the fault pressure sensor for brake boost (g294), implausible signal retarded timing position, the engine might refuse to start reversing light, circuit open . On the other hand drive by wire-mil (k132), circuit short to b+ is the final reason of the code.

29866 Possible Causes:

29866 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Fuel Composition Sensor Circuit Malfunction
  • Ambient Air Temperature Sensor Circuit Low
  • Crankshaft Position Sensor A Circuit Malfunction
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 29866 Code

  • Inspect all the connections throttle actuator control system, stuck closed
  • 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