Kia Niro: Air Conditioning System / Evaporator Temperature Sensor Repair procedures

Inspection
1.

Switch "OFF" the ignition.

2.

Disconnect the evaporator temperature sensor connector.

3.

Measure the resistance between positive (+) and negative (-) terminals of the evaporator temperature sensor.

Specification

Evaporator core temperature
[°C (°F)]
Resistance [k?]
Voltage [V]
-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

1. Evaporator sensor (+)
2. Sensor ground

Replacement
1.

Remove the evaporator core.

(Refer to Air Conditioner - "Evaporator Core".)

2.

Remove the evaporator temperature sensor (A).

3.

Install in the reverse order of removal..

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