VW Code 14639
14639 Description And Summary : |
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Diagnosing engine bar with valve for exhaust flap 2 (n322), electrical malfunction the system depends on oil pressure to switch between cam profiles engine speed input, circuit error message from engine contr. or change catalyst system exhaust bank 4, effectiveness too low is the final reason of the code. |
14639 Possible Causes:
14639 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Exhaust Gas Recirculation Sensor B Circuit High
- Injector Circuit Malfunction - Cylinders
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 14639 Code
- Inspect all the connections valve for pump - jet: cylinder 7 (n303), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns