Kia Carens: Air conditioning System / Evaporator Temperature Sensor Repair procedures

Kia Carens RP (2013-2018) 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.

Measure resistance between terminal “+” 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 and turn the A/C switch ON, then measure the voltage between the terminals of the harness connector.

Replacement

1.	Disconnect the negative (-) battery terminal.

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

3.	Install in 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 from freezing by exc ...

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