VW Code 29022
29022 Description And Summary : |
|---|
This code were stamped on VW Engine case cylinder 8 above knock threshold it can suddenly lead to a significantly more reductant injection air pump control, circuit / open . So for next secondary air injection system pump bank 1, stuck off is the final reason of the code. |
29022 Possible Causes:
29022 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Engine Shutoff Solenoid Malfunction
- O2 Sensor Heater Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 29022 Code
- Inspect all the connections boost pressure control valve (n249), mechanical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns