P179C VOLKSWAGEN - Main Pressure Valve Electric Fault
- Faulty Main Pressure Valve
- Main Pressure Valve harness is open or shorted
- Main Pressure Valve circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P179c Volkswagen DescriptionThe Engine Control Module (ECM) monitors the Main Pressure Valve. The ECM sets the OBDII code when the Main Pressure Valve is not to factory specifications.
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