Kia Sportage: Air conditioning System / Ambient Temperature Sensor Repair procedures

Kia Sportage QL (2015-2020) Service Manual / Heating,Ventilation And Air Conditioning / Air conditioning System / Ambient Temperature Sensor Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
3.
Disconnect ambient temperature sensor.
4.
Check the resistance of the ambient temperature sensor between terminals 1 and 2 and see whether it changes with the ambient temperature.

Specification
Ambient temperature [°C(°F)]
Resistance between terminals 1 and 2 (kΩ)
-10(14)
158.18
0 (32)
95.10
10 (50)
58.80
20 (68)
37.32

5.
If the measured resistance is not within specification, substitute with a known-good ambient temperature sensor and check for proper operation.
6.
Replace the ambient temperature sensor if it is proved that there is a problem with the sensor.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper")
3.
Disconnect the connector (A) and then remove the ambient temperature sensor (B).

4.
Install in the reverse order of removal.
Ambient Temperature Sensor Description and operation
Description Located in front of the condenser, the ambient temperature sensor detects the ambient air temperature. It is a negative type thermistor; resistance will increase with ...

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