Kia Optima Hybrid: Air Conditioning System / Evaporator Temperature Sensor Repair procedures

Inspection
1.
Ignition "OFF"
2.
Disconnect evaporator temperature sensor.
3.
Using the multi-tester, Measure resistance between terminal "1" and "2" of evaporator temperature sensor.

Specification
Evaporator core
temperature[°C(°F)]
Resistance[K?]
-10 / (14)
43.35
0 / (32)
27.62
10 / (50)
18.07
20 / (68)
12.11
30 / (86)
8.3
40 / (104)
5.81

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Loosen the mounting screw and then remove the crash pad lower cover (A).

3.
Remove the evaporator temperature sensor (A), by pulling it after rotating 90° in a counterclockwise direction.

4.
Installation is the reverse order of removal.
Evaporator Temperature Sensor Description and Operation

Description The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator freezing by excessive cooling ...

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Body Control Module (BCM) Components and Components Location


Components Connector Pin Information No.Connector A (24pin)Connector B (20pin)Connector C (24pin)1Battery (+)Head lamp low beam switchRoom lamp2IGN 1Head lamp high beam switchAV tail signal3IGN 2Front fog switchBuzzer (PAS)4ACCSafety power window EnableMirror unfolding relay5Mist switchK-LineRear left ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Specifications


Specifications ItemSpecificationFront disc brakeTypeVentilated discDisc O.D.O 300 mm (11.81 in)Disc thickness28 mm (1.10 in)Caliper pistonSingleCylinder I.D.O 60 mm (2.36 in)Rear disc brakeTypeSolid discDisc O.D.O  284 mm (11.18 in)Disc thickness10 mm (0.39 in)Caliper pistonSingleCylinder I.D.O ...

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