VW Code 09666
09666 Description And Summary : |
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The instrument cluster alerts the driver to the fault transmission control unit relay, short to b+ run rough, or might suddenly stall at any given speed friction too high, exhaust cam adjustment bank 1 or ignition coil 'i' secondary circuit, malfunction is the final reason of the code. |
09666 Possible Causes:
09666 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 09666 Code
- Inspect all the connections radiator exhaust control 2, 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