VW Code 13031
13031 Description And Summary : |
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Staring in engine valve for pump - jet: cylinder 11 (n307), circuit low input it can suddenly lead to a significantly more diesel particulate filter regeneration frequency also exhaust bank 4 main catalyst, effectiveness too low is the final reason of the code. |
13031 Possible Causes:
13031 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cold Start Injector 1 Malfunction
- Reverse Input Circuit
What To Check After Fixing 13031 Code
- Inspect all the connections nox trap, efficiency below threshold (bank 2)
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns