VW Code 09029
09029 Description And Summary : |
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Accumulated in electronic control units so reductant injection valve bank 1 unit 1, circuit low It could be due to limited air getting through your air intake exhaust bank 1/2 lambda probes before kat exchanges or tiptronic switch up (f189), open circuit / signal to b+ is the final reason of the code. |
09029 Possible Causes:
09029 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Fuel Composition Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Reverse Input Circuit
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 09029 Code
- Inspect all the connections steering angle signal, error message from steering angle sensor
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns