Kia Optima 2004 Owner's Manual page 141

1. Make sure the engine is running or
the ignition switch is in the ON
position.
2. Turn the fan speed control knob to
the "0" position.
3. Turn the mode selection knob to the
defrost ( ) position.
4. Push the air intake control button
( ) at least 5 times within 3
seconds.
Then the indicator light on the air intake
control button (
with 0.5 second intervals between blinks.
If you want to return to the automatic air
conditioning system and outside (fresh)
air position, repeat the procedure above.
Follow the same procedure if you want
to cancel or return to the forced
outside(fresh) air position when you start
EMSA4054
the engine.
) will blink 3 times
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