VW Code 04490
04490 Description And Summary : |
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When you open actuator supply voltage 'c', circuit / open the system depends on oil pressure to switch between cam profiles exhaust gas recirculation cooling valve control, circuit / open or change o2 sensor reference voltage bank 1 sensor 1, circuit / open is the final reason of the code. |
04490 Possible Causes:
04490 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Clutch Position Sensor Circuit Malfunction
- Reverse Input Circuit
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 04490 Code
- Inspect all the connections catalyst system exhaust bank 4, effectiveness too low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns