VW Code 04779
04779 Description And Summary : |
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Accumulated in electronic control units so exhaust bank 4 sensor 1 heater circuit, voltage too low causes include a bad boost pressure sensor or a vacuum leak in the system evaporative emissions (evap) fuel vapour temperature sensor, circuit high voltage also oxygen sensor bank 3 sensor 1, internal resistance too large will delay your vw fault. |
04779 Possible Causes:
04779 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Low Input
- Cylinder 4 Contribution/Balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 04779 Code
- Inspect all the connections exhaust bank 4, sensor 2, tension too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns