Kia Rio Manuals

Kia Rio: Ambient Temperature Sensor Inspection - Air Conditioning System - Heating,Ventilation, Air Conditioning - Kia Rio UB 2012-2024 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 “+” and “-” 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
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