Kia K900: Defogging logicTo reduce the probability of fogging up the inside of the windshield, the air
intake or air conditioning are controlled automatically according to certain conditions
such as
or
position. To cancel or return the defogging
logic, do the following.

1. Turn the Engine Start/Stop Button to the ON position.
2. Press the defroster button (
).
3. While pressing the air conditioning button (A/C), press the air intake control button at least 5 times within 3 seconds.
The indicator on the air intake button blinks 3 times with 0.5 seconds of interval. It indicates that the defogging logic is canceled or returned to the programmed status.
If the battery has been discharged or disconnected, it resets to the defog logic status.
To defrost outside windshield
Auto Defogging SystemCheck spark plugs and ignition system
Inspect your spark plugs as described in section 7 and replace them if necessary.
Also check all ignition wiring and components to be sure they are not cracked, worn
or damaged in any way. ...
Bulb wattage
...
Engine number
The engine number is stamped on the engine block as shown in the drawing. ...