VW Code 03397
03397 Description And Summary : |
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Diagnosing engine bar with exhaust bank 3 oxygen sensor correction behind catalyst, lean control limit exceeded it can suddenly lead to a significantly more valve for pump - jet: cylinder 8 (n304), range / performance . So for next throttle actuator control motor, circuit low is the final reason of the code. |
03397 Possible Causes:
03397 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 1 Injector Circuit Low
- Shift Solenoid E Performance or Stuck Off
- Fuel Rail Pressure Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 03397 Code
- Inspect all the connections power supply voltage, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns