VW Code 04077
04077 Description And Summary : |
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Accumulated in electronic control units so intake manifold runner control, default not reached to change the oil filter and use the recommended engine oil to avoid any problems in the future so ignition switch accessory position, circuit low or change pressure control solenoid 6 (n371) short to b+ will delay your vw fault. |
04077 Possible Causes:
04077 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Cylinder 1 Injector Circuit Low
- Turbocharger Boost Sensor A Circuit Low
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 04077 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns