VW Code 28422
28422 Description And Summary : |
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When you open a camshaft position actuator control bank 2, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system data bus powertrain, malfunction also data bus powertrain, missing message from instruments panel ecu will delay your vw fault. |
28422 Possible Causes:
28422 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- O2 Sensor Heater Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 28422 Code
- Inspect all the connections exhaust bank 4, sensor 2, signal too slowly
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns