Kia Sportage: Air conditioning System / Evaporator Temperature Sensor Description and operation
The evaporator temperature sensor detects the evaporator core temperature and
interrupts compressor relay power in order to prevent evaporator from freezing
by excessive cooling.

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a recovery/recycling/charging station.
...
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the evaporator temperature sensor connector.
3.
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Other information:
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the left luggage side trim.
(Refer to Body - "Luggage Side Trim")
3.
Remove the burglar alarm siren (A) after disconnec ...
Removal
[Front Seat]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the center fascia lower panel.
(Refer to body - "Center Fascia Panel")
3.
Using a flat-tip screwdriver ...