Hyundai Sonata: Positive Crankcase Ventilation (PCV) Valve. Repair procedures - Crankcase Emission Control System - Emission Control SystemHyundai Sonata: Positive Crankcase Ventilation (PCV) Valve. Repair procedures

Hyundai Sonata YF 2011-2014 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 movement.

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:
1.9 ~ 2.8 N.m (0.19 ~ 0.29 kgf.m, 1.4 ~ 2.1 lb-ft)

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    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. ...