Kia Cee'd: Troubleshooting / Evaporator Temperature Sensor Repair procedures

Kia Cee'd JD Service Manual / Heating,Ventilation, Air Conditioning / Troubleshooting / Evaporator Temperature Sensor Repair procedures

Inspection

1.	Turn the ignition switch OFF.

2.	Disconnect the evaporator temperature sensor connector.

3.	Measure resistance between terminal “+” and “-” of the evaporator temperature sensor.

4.	Connect the evaporator temperature sensor connector.

Run the engine and turn the A/C switch ON, then measure the voltage between the terminals of the harness connector.

Specification

Evaporator core temperature [°C(°F)]	Resistance [kΩ]	Voltage [V]
-20(-4)	70.04	3.50
-10(14)	43.35	2.96
0(32)	27.62	2.40
10(50)	18.07	1.88
20(68)	12.11	1.44
30(86)	8.30	1.08
40(104)	5.81	0.81
50(122)	4.15	0.61

Replacement

1.	Disconnect the negative (-) battery terminal.

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

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

4.	Install in the reverse order of removal.

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