VW Code 02791
02791 Description And Summary : |
|---|
The problem is about injector cylinder 14 (n391), circuit high it can suddenly lead to a significantly more reductant injection valve bank 1 unit 1, circuit / open . So for next control module 1 for cooling fan, faulty will delay your vw fault. |
02791 Possible Causes:
02791 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Reverse Input Circuit
- Injector Circuit Malfunction - Cylinders
- Ambient Air Temperature Sensor Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 02791 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns