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Hyundai Equus: Positive Crankcase Ventilation (PCV) Valve Repair procedures - Crankcase Emission Control System - Emission Control System - Hyundai Equus VI 2009-2025 Service ManualHyundai Equus: Positive Crankcase Ventilation (PCV) Valve Repair procedures

Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Emission Control System / Crankcase Emission Control System / 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.

   
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Installation
1.
Installation is reverse of removal.
PCV Valve installation :
0.019 ~ 0.021 N.m (0.19 ~ 0.29 kgf.m, 0.014 ~ 0.021 lb-ft)
    Positive Crankcase Ventilation (PCV) Valve Description and Operation
    Operation Principle ...

    Evaporative Emission Control System
    ...

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