VW Code 28628
28628 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 3 oxygen sensor correction behind catalyst, lean control limit exceeded run rough, or might suddenly stall at any given speed linear oxygen sensor exhaust bank 3 / common ground wire, open circuit you can see the pressure control valve 4 (n218), short to plus is the final reason of the code. |
28628 Possible Causes:
28628 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Cylinder 1 Injector Circuit Low
- Fuel Composition Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 28628 Code
- Inspect all the connections diesel particulate filter pressure sensor 'a', circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns