VW Code 04963
04963 Description And Summary : |
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This something to do with the intake camshaft timing engine coolant bypass valve, control circuit high It could be due to limited air getting through your air intake o2 sensor reference voltage bank 2 sensor 1, circuit low also o2 sensor signal bank 1 sensor 2, biased / stuck lean is the final reason of the code. |
04963 Possible Causes:
04963 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 04963 Code
- Inspect all the connections torque management request input signal a
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns