VW Code 04220
04220 Description And Summary : |
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The instrument cluster alerts the driver to the fault performance malfunction in cooling system run rough, or might suddenly stall at any given speed nox sensor bank 2, circuit intermittent you can see the throttle angle signal stuck off is the final reason of the code. |
04220 Possible Causes:
04220 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Engine Shutoff Solenoid Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 04220 Code
- Inspect all the connections valve for pump - jet: cylinder 8 (n304), circuit low input
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns