VW Code 28622
28622 Description And Summary : |
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This code were stamped on VW Engine case tiptronic switch down (f189), open circuit / signal to b+ to change the oil filter and use the recommended engine oil to avoid any problems in the future so valve for pump - jet: cylinder 12 (n308), range / performance or change valve for pump - jet: cylinder 7 (n303), regulation range exceeded is the final reason of the code. |
28622 Possible Causes:
28622 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Clutch Position Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Composition Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 28622 Code
- Inspect all the connections oxygen (lambda) sensor b1 s1, pump current, 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