Hyundai Ioniq (AE): Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve. Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Engine Electrical 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 movement.

   
•
If the plunger does not move (PCV valve is clogged), clean or replace the valve.
Installation
1.
Install in the reverse order of removal.
PCV Valve installation :
1.96 - 2.94 N.m (0.2 - 0.3 kgf.m, 1.45 - 2.17 lb-ft)

    Operation Principle

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