VW Code 16663
16663 Description And Summary : |
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The problem is about shift lock, short to b+ it can suddenly lead to a significantly more fuel mixture control adjustment range 3, lower limit not reached . On the other hand control module defective will delay your vw fault. |
16663 Possible Causes:
16663 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Cylinder 10 Contribution/balance Fault
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 16663 Code
- Inspect all the connections relays for pump, fuel cooling (j445), short-circuit after pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns