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 selectionSS-A Solenoid Valve(ON/OFF). Specifications
Specifications
ON/OFF Solenoid Valve(SS-A, SS-B)▷ Control type : Normal low type
Control pressure kpa(kgf/cm², psi)
490.33(5.0, 71.12)
Internal ...
Replacement
1.
Disconnect the negative (-) battery
terminal.
2.
Remove the head lamp assembly.
(Refer to the head lamp)
3.
Remove the head lamp leveling
ac ...
Glass antenna
When the radio power switch is turned on while the ignition key is in either
the “ON” or “ACC” position, your car will receive both AM and FM broadcast signals
through the antenna in the ...