VW Code 09638
09638 Description And Summary : |
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Diagnosing engine bar with potentiometer 2 for egr (g466), incorrect basic setting run rough, or might suddenly stall at any given speed linear oxygen sensor exhaust bank 4 / reference voltage, implausible and wait then event data recorder request, circuit high is the final reason of the code. |
09638 Possible Causes:
09638 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 09638 Code
- Inspect all the connections reductant injection valve bank 2 unit 2, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns