VW Code 04031
04031 Description And Summary : |
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Staring in engine 'a' rocker arm actuator system, stuck on it can suddenly lead to a significantly more valve for pump - jet: cylinder 10 (n306), regulation range exceeded or fuel injector group 'd' supply voltage, circuit high is the final reason of the code. |
04031 Possible Causes:
04031 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Cylinder 10 Contribution/balance Fault
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 04031 Code
- Inspect all the connections exhaust bank 1 sensor 1 o2 sensor signal, implausibly rich
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns