VW Code 07931
07931 Description And Summary : |
|---|
Diagnosing engine bar with hydraulic pressure sensor 2 adaptation at limit retarded timing position, the engine might refuse to start intake air heater "a", system performance . On the other hand tiptronic switch (f189), implausible signal will delay your vw fault. |
07931 Possible Causes:
07931 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Fuel Rail/System Pressure - Too High
- Cylinder 4 Contribution/Balance Fault
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 1 Injector Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 07931 Code
- Inspect all the connections mil call-up circuit / transmission control module, range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns