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Kia Sedona: Evaporator Temperature Sensor Repair procedures - Air conditioning System - Heating,Ventilation And Air Conditioning - Kia Sedona YP Service ManualKia Sedona: Evaporator Temperature Sensor Repair procedures

Third generation YP (2014-2025) / Kia Sedona YP Service Manual / Heating,Ventilation And Air Conditioning / Air conditioning System / Evaporator Temperature Sensor Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the evaporator temperature sensor connector.
3.
Measure resistance between terminals “+” and “-” of the evaporator temperature sensor.

Specification
Evaporator core temperature
[°C (°F)]
Resistance[kΩ]
Voltage[V]
-10 (14)
43.35
2.93
0 (32)
27.62
2.40
10 (50)
18.04
1.88
20 (68)
12.11
1.44
30 (86)
8.30
1.08
40 (104)
5.81
0.81

4.
Connect the evaporator temperature sensor connector.
5.
Run the engine, turn the A/C switch ON, and then measure the voltage between the terminals of the harness connector.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box housing.
(Refer to Body - "Glove Box Housing")
3.
Separate the evaporator temperature sensor after rotating it 90° in a counterclockwise direction.

4.
Disconnect the evaporator temperature sensor connector (A).

5.
Remove the evaporator temperature sensor (A).

6.
Install in the reverse order of removal.
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Description The evaporator temperature sensor detects the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. ...

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