Hyundai Santa Fe: Air conditioning System / Evaporator Temperature Sensor. Repair procedures

Hyundai Santa Fe (TM) 2019-2024 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 terminal "+" and "-" of the evaporator temperature sensor.

Specification
Temperature[°C(°F)]
Min. Resistance[kΩ]
Resistance[kΩ]
Max. Resistance[kΩ]
-2 (28.4)
28.84
30.16
30.48
0 (32)
27.35
27.62
29.89
2 (35.6)
25.05
25.32
25.59
4 (39.2)
22.97
23.24
23.51
6 (42.8)
21.08
21.35
21.61

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 core.
(Refer to Heater - "Evaporator Core")
3.
Separate the evaporator temperature sensor (A) from the evaporator core.

4.
Install in the reverse order of removal.

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