Kia Rio: Ambient Temperature Sensor Inspection - Air Conditioning System - Heating,Ventilation, Air Conditioning - Kia Rio UB 2012-2021 Service ManualKia Rio: Ambient Temperature Sensor Inspection

1.
Turn the ignition switch OFF.
2.
Disconnect ambient temperature sensor.
3.
Check the resistance of ambient temperature sensor between terminal У+Ф and У-Ф whether it is changed by changing of the ambient temperature.


Specification
Ambient temperature [∞C(∞F)]
Resistance [kΩ]
Voltage [V]
-30(-22)
507
4.720
-20(-4)
284.5
4.522
-10(14)
164.2
4.225
0 (32)
97.5
3.821
10 (50)
59.6
3.322
20 (68)
37.46
2.772
30(86)
24.18
2.227
40(104)
16
1.735
50(122)
10.83
1.323

4.
If the measured resistance is not within specification, substitute with a known-good ambient temperature sensor and check for proper operation.
5.
Replace the ambient temperature sensor if it is proved that there is a problem with the sensor.
Ambient Temperature Sensor Description
The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, ...

Ambient Temperature Sensor Replacement
1. Disconnect the negative (-) battery terminal. 2. Remove the engine room RH side under cover. (Refer to EM group - УEngine and Transax ...

See also:

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