VW Code 04946
04946 Description And Summary : |
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This something to do with the intake camshaft timing secondary air injection system air flow/pressure sensor bank 2, circuit low run rough, or might suddenly stall at any given speed crankshaft position signal output, circuit low . So for next data bus powertrain, missing message from acceleration request is the final reason of the code. |
04946 Possible Causes:
04946 vw fault code may be caused by one or more of the following:
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 04946 Code
- Inspect all the connections control module 1 for cooling fan, short circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns