Kia Optima: Automatic climate control system
To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the
defroster button (
).
4. The outside
(fresh) air position will be selected automatically.
If the outside (fresh) air position is not selected automatically, adjust the corresponding button manually.

To defrost outside windshield
1. Set the fan speed to the highest position.
2. Set the temperature to the
extreme hot (HI) position.
3. Press the defroster button (
).
4. The outside (fresh) air position will be selected automatically.
Manual climate control system
Defogging logicReplacement
1.
Disconnect the negative (-) battery
terminal.
2.
Using the screwdriver, remove
the side cover (A).
3.
Loosen the mounting screws and
th ...
Inspection
1.
Check that the red light flickers
when the door lock or unlock button is pressed on the transmitter.
2.
Remove the battery (A) and check
voltage if the red light d ...
Defroster
CAUTION
To prevent damage to the conductors bonded to the inside surface of the rear
window, never use sharp instruments or window cleaners containing abrasives to clean
the window.
✽ NO ...