VW Code 29890
29890 Description And Summary : |
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The instrument cluster alerts the driver to the fault nox sensor heater sense bank 2, circuit low run rough, or might suddenly stall at any given speed fuel pressure regulator 2 control circuit low . So for next cylinder 9 injector, data incompatible will delay your vw fault. |
29890 Possible Causes:
29890 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 10 Contribution/balance Fault
- Clutch Position Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Injector Circuit Malfunction - Cylinders
- Ambient Air Temperature Sensor Circuit Low
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 29890 Code
- Inspect all the connections activation starter relay 2, short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns