Kia Optima Hybrid: Emission Control System / Evaporative 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.     ...

Description and Operation

Description The Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere. When the fuel evaporates in the fuel tank, the vapor passes through vent ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Smart key Repair procedures


Smart Key Smart Key Code Saving 1. Connect the DLC cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS. 2. Select the vehicle model and then do "Smart key code saving". 3. After selecting "Smart key teaching" menu, push "Enter" key, then the screen will ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Power Door Lock Actuators Repair procedures


Inspection Front Door Lock Actuator Inspection 1. Remove the front door trim. (Refer to the BD group - "Front door") 2. Remove the front door module. 3. Disconnect the 7P connector from the actuator. 4. Check actuator operation by connecting power and ground according to the table. To prevent damage ...

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