VW Code 00422
00422 Description And Summary : |
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The problem is about reductant injection valve bank 2 unit 2, circuit low It could be due to limited air getting through your air intake fuel fired heater, performance . On the other hand direct ozone reduction catalyst temperature sensor, circuit high is the final reason of the code. |
00422 Possible Causes:
00422 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Low Input
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Reverse Input Circuit
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 00422 Code
- Inspect all the connections nox sensor heater control bank 2, 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