Kia Optima: Removal

Positive Crankcase Ventilation (PCV) Valve. Repair procedures

...

Inspection

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

See also:

Schematic Diagrams
Circuit Diaram ...

Changing the coolant
Have the coolant changed by an authorized Kia dealer according to the Maintenance Schedule at the beginning of this section. CAUTION Put a thick cloth or fabric around the radiator cap befo ...

Installation
1. Install the balance shaft chain. (Refer to Lubrication system in this group) 2. Install the crankshaft chain sprocket (B) and the timing chain oil jet (A). ...