Kia K900: 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 defrost button ( 
).
4.The air conditioning will be turned on according to the detected ambient temperature and outside (fresh) air position will be selected automatically.
If the 
position is selected, lower
fan speed is adjusted to a higher fan speed.
To defog inside windshield
1.Set the fan speed to the desired position.
2.Select desired temperature.
3.Press the defrost button ( ).
4.The air conditioning will be turned on according to the detected ambient temperature
...
Defogging logic
To 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. ...
See also:
Climate information screen selection
Press the climate information screen selection button to display climate information
on the screen. ...
ESC operation
ESC ON condition
When the ignition is turned ON, ESC and ESC OFF indicator lights illuminate
for approximately 3 seconds, then ESC is turned on.
Press the ESC OFF button for at least half a ...
Types of warning sound and indicator
✽ NOTICE
The indicator may differ from the illustration as objects or sensors status.
If the indicator blinks, the system should be checked by an authorized K900 Kia
dealer. ...