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 selectionChecking tire inflation pressure
Check your tires once a month or
more.
Also, check the tire pressure of the
spare tire.
How to check
Use a good quality gage to check tire
pressure.You can not tell if your tires
are proper ...
Defrost Button
Most of the air flow
is directed to the windshield with a small amount of air directed to the side window
defrosters.
When the defrost button is pressed the outside (fresh) air position will aut ...
Schematic Diagrams
System Block Diagram
Component Parts And Function Outline
Component part
Function
Vehicle speed sensor
Converts vehicle speed to pulse.
...