VW Code 28977
28977 Description And Summary : |
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When you open fuel injection valve 4 (n369), open circuit to change the oil filter and use the recommended engine oil to avoid any problems in the future so fuel level sensor 2, circuit low voltage or change signal for back-up lights, open is the final reason of the code. |
28977 Possible Causes:
28977 vw fault code may be caused by one or more of the following:
- Fuel Composition Sensor Circuit Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 28977 Code
- Inspect all the connections reductant injection valve bank 2 unit 2, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns