Hyundai Genesis: Air Conditioning System / In-car Sensor Repair procedures

Hyundai Genesis (DH) 2013-2016 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / In-car Sensor Repair procedures

Inspection

1.	Turn the ignition switch ON.

Blow warm air into the in-car sensor air inlet. Measure the sensor resistance between 1 and 3 terminals.

1. Sensor Ground
2. Motor (-)

3. In-car Sensor (+)
4. Ignition 2

Specification

Temperature [°C(°F)]	Resistance between terminals 1 and 3 (k?)
-30(-22)	509.57
-20(-4)	285.61
-10(14)	164.65
0 (32)	97.71
10(50)	59.67
20(68)	37.48
30(86)	24.17
40(104)	15.98

An in-car sensor is a negative type thermistor. The resistance will increase with lower temperature, and decrease with higher temperature.

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Remove the crash pad center panel. (Refer to Body - "Crash Pad Side Garnish Assembly")

3.	Remove the in-car sensor (A).

4.	Install in the reverse order of removal.

In-car Sensor Description and Operation

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