VW Code 03177
03177 Description And Summary : |
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Diagnosing engine bar with reductant injection air pressure sensor 'a', circuit range / performance it can suddenly lead to a significantly more valve for pump - jet: cylinder 8 (n304), range / performance . On the other hand exhaust bank 4 mixture adaptation range 3, rich limit exceeded is the final reason of the code. |
03177 Possible Causes:
03177 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injector Circuit Malfunction - Cylinders
- Shift Solenoid E Performance or Stuck Off
What To Check After Fixing 03177 Code
- Inspect all the connections o2 sensor reference voltage bank 2 sensor 1, performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns