VW Code 04988
04988 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust pressure regulator vent solenoid, control circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so injector cylinder 16 (n393), open circuit also secondary air injection system bank 2, high air flow is the final reason of the code. |
04988 Possible Causes:
04988 vw fault code may be caused by one or more of the following:
- Cylinder 1 Injector Circuit Low
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Crankshaft Position Sensor A Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 04988 Code
- Inspect all the connections power supply (b+) terminal 15, implausible
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns