Kia Optima: Element ReplacementYour vehicle is equipped with a viscous paper air cleaner filter. It must be replaced when necessary, and should not be cleaned and reused.
1 Remove the four (4) air cleaner cover attaching clips.
2. Wipe the inside of the air cleaner housing with a damp cloth.

3. Replace the air cleaner element.
4. Install the cover. Install and tighten the (4) cover attaching clips.
Replace the element according to the Scheduled Maintenance Section.
If the vehicle is operated in extremely dusty or sandy areas, replace the element more frequently than the usual recommended intervals. (Refer to Schedule 2 – Severe Maintenance in this section.)
WARNING
• Driving with the air cleaner removed can cause backfiring through the intake and could cause a fire in the engine compartment.
Air Cleaner
Wiper BladesInstallation
1.
Reconnect the auto light connector.
2.
Install the auto light sensor.
...
Adjustment
Inspect Glass Alignment
1.
Check for abnormal noise or bending
during operation.
2.
With the sunroof fully closed,
check for water leakage.
3.
The roof ...
ESC OFF Switch. Repair procedures
Inspection
1.
Turn ignition switch OFF and
disconnect the negative (-) battery cable.
2.
Remove the crash pad side switch
assembly.
3.
Check ...