Hyundai Tucson: Air Conditioning System / In car sensor Repair procedures

Inspection
1.
Ignition "ON"
2.
Blow air with changing temperature to the in car sensor air inlet. Measure sensor resistance between 1 and 2 terminals.

1. Sensor Ground
2. Incar Sensor Signal

Specification
Temperature [°C(°F)]
Resistance between terminals 1and 2 (kx)
-20(-4)
290.21
-10(14)
165.6
0 (32)
97.83
10(50)
59.67
20(68)
37.48
30(86)
24.17
40(104)
15.98
50(122)
10.81

   
In car sensor is negative type thermistor that resistance will rise with lower temperature, and reduce with higher temperature.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the right center air vent and then disconnect the incar sensor connector (A).

3.
Remove the incar sensor (B) from center air vent.

4.
Install in the reverse order of removal.
In car sensor Description and Operation
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Photo Sensor Description and Operation
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Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Injector Schematic Diagrams
Circuit Diagram (M/T) (A/T) ...

Hyundai Tucson (LM) 2010-2015 Owners Manual: Rolling code programming
Rolling code devices which are "code-protected" and manufactured after 1996 may be determined by the following: Reference the device owner's manual for verification. The handheld transmitter appears to program the HomeLink® Universal Transceiver but does not activate the device. Press ...

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