Kia Optima: Manual heating and air conditioningThe heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected.
1. 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 on.
Press the AUTO button in order to convert to full automatic control of the system.
Automatic heating and air conditioning
Mode selectionRemoval
Front Speaker
1.
Remove the front door trim panel
and speaker connector.(Refer to the BD group - "Front door")
2.
Remove the front speaker (A)
after loos ...
Air Flow Control (Mode Switch)
The mode selection button controls the direction of the air flow through the
ventilation system.
The air flow outlet port is same as manual climate control system.
Face position
Air flow is dir ...
Tire maintenance
In addition to proper inflation, correct
wheel alignment helps to decrease
tire wear. If you find a tire is worn
unevenly, have your dealer check the
wheel alignment.
When you have new tires ...