VW Code 04429
04429 Description And Summary : |
---|
Accumulated in electronic control units so o2 sensor reference voltage bank 2 sensor 1, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system activation 2-unit injector valve, electrical malfunction and wait then metering pump for cleaning solution, faulty is the final reason of the code. |
04429 Possible Causes:
04429 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 1 Injector Circuit Low
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 04429 Code
- Inspect all the connections o2 sensor negative current control bank 2 sensor 1, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns