Kia Sportage: Air conditioning System / Auto Defogging Sensor (DATC only) Description and operation
Installed on the windshield glass, the auto defogging sensor judges and sends
signal to blow out wind for defogging if moisture occurs. On receiving the signal
from the sensor, the air conditioner control module restrains moisture and eliminates
fog by controlling the intake actuator, A/C, auto defogging actuator, blower
motor rpm, and mode actuator.

Inspection
1.
Turn the ignition switch OFF.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
...
Inspection
To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC
guide.
Replacement
1.
Disconnect the negative (-) bat ...
Other information:
Inspection
1.
Turn ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Remove the engine room fuel & relay box cover.
3.
Remove the starter relay (A).
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Tire Wear
•
Using tires and wheels other than the recommended sizes can
cause unusual handling characteristics and poor vehicle control,
resulting in a serious accident.
...