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Hyundai Equus: Positive Crankcase Ventilation (PCV) Valve Description and Operation - Crankcase Emission Control System - Emission Control System - Hyundai Equus VI 2009-2021 Service ManualHyundai Equus: Positive Crankcase Ventilation (PCV) Valve Description and Operation

Operation Principle

    Repair procedures
    Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose. 3. Run the engine at idle, and put a finger on t ...

    Positive Crankcase Ventilation (PCV) Valve Repair procedures
    Removal 1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). Inspection 1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger moves ...

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