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:
1. Speed restriction label
2. Sealant bottle and label with speed restriction
3. Filling hose from sealant bottle to wheel
4. Connectors and cable for the power outlet direct connection
5. Holder for the sealant bottle
6. Compressor
7. On/off switch
8. Pressure gauge for displaying the tire ...
Replacement
1.
Loosen the rear door checker (B) mounting bolt.
Tightening torque :
21.6 - 32.4 N·m (2.2 - 3.3 kgf·m,15.9 - 23.9 lb·ft)
2.
Detach the clips, remove the rear door ...