Kia Optima: Heating and air conditioning1. Start the engine.
2. Set the mode to the desired position. To improve the effectiveness of heating and cooling :
- Heating:
- Cooling:
3. Set the temperature control to the desired position.
4. Set the air intake control to the outside (fresh) air or recirculated air position.
5. Set the fan speed control to the desired speed.
6. If air conditioning is desired, turn the air conditioning system (if equipped) on.

Manual climate control system
Mode selectionWelcome light (if equipped)
When all the doors (and trunk) are locked and closed, the room lamp will come
on for about 15 seconds if any of the below is performed.
Without smart key system
- When the door unlock butto ...
Closing the hood
1. Before closing the hood, check the following:
All filler caps in engine compartment must be correctly installed.
Gloves, rags or any other combustible material must be removed from the
eng ...
Moving Up a Steep Grade From a Standing Start
To move up a steep grade from a standing start, depress the brake pedal, shift
the shift lever to D (Drive). Select the appropriate gear depending on load weight
and steepness of the grade, and re ...