Kia Optima Manual page 209

Features of your vehicle
Manual climate control system
1. Turn the ignition switch to the ON
position.
2. Press the defrost button (
3. Within 10 seconds after press the
defrost button, press the air intake
control button ( ) at least 5
times within 3 seconds.
The indicator light in the air intake
control button will blink 3 times with
0.5 second of interval. It indicates that
the defogging logic is canceled or
returned to the programmed status.
4 136
If the battery has been discharged or
disconnected, it resets to the defog
logic status.
OTF044346
).
Automatic climate control system
■
Type A
■
Type B
1. Turn the ignition switch to the ON
position.
2. Press the defrost button (
OTF044349
OTF044350
).