Kia Optima: Inspection - Positive Crankcase Ventilation (PCV) Valve. Repair procedures - Crankcase Emission Control 
		System - Emission Control System - Kia Optima TF 2011-2026 Service ManualKia Optima: Inspection

1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that there is the plunger movement.

If the plunger does not move (PCV valve is clogged), clean or replace the valve.


Removal
1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). ...

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) ...

See also:

Rear Heater Duct
Whenever the ventilation controls are in the face-floor or floor position, air is directed to the rear seat passenger floor area. ...

EPB Circuit Diagram (2)
...

Inspection
1. Rack bar A. Check the rack gear for damage. B. Check the rack bar for bend and deformation. 2. ...

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