VW Code 16666
16666 Description And Summary : |
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Diagnosing engine bar with reductant injection valve bank 2 unit 1, circuit low run rough, or might suddenly stall at any given speed ignition coil 'c' primary control, short to plus . So for next relays for small amount of heat (j359), disconnected or short to ground is the final reason of the code. |
16666 Possible Causes:
16666 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Reverse Input Circuit
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 16666 Code
- Inspect all the connections 'a' rocker arm actuator control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns