VW Code 28690
28690 Description And Summary : |
|---|
This code were stamped on VW Engine case reductant injection valve bank 2 unit 2, circuit low mechanic will need to check all electrical connections in the camshaft sensor starter interlock, circuit short to ground you can see the o2 sensor signal bank 1 sensor 1, biased / stuck lean is the final reason of the code. |
28690 Possible Causes:
28690 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Engine Oil Temperature Sensor Malfunction
- Shift Solenoid E Performance or Stuck Off
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 28690 Code
- Inspect all the connections injector cylinder 15 (n392), 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