VW Code 02931
02931 Description And Summary : |
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When you open exhaust bank 3, probe 2 heating circuit short-circuit after mass run rough, or might suddenly stall at any given speed fuel pump 2 circuit, electrical malfunction . On the other hand nox sensor heater control bank 1, circuit / open will delay your vw fault. |
02931 Possible Causes:
02931 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 02931 Code
- Inspect all the connections cooling bypass valve 2, exhaust gas recirculation flow, electrical
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns