Kia Rio Manuals

Kia Rio: Ambient Temperature Sensor Inspection - Air Conditioning System - Heating,Ventilation, Air Conditioning - Kia Rio UB 2012-2026 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
1. Disconnect the negative (-) battery terminal. 2. Remove the engine room RH side under cover. (Refer to EM group - “Engine and Trans ...

See also:

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ECM Problem Inspection Procedure
1. TEST ECM GROUND CIRCUIT: Measure resistance between ECM and chassis ground using the backside of ECM harness connector as ECM side check point. If the problem is fo ...

Relay Box (Engine Compartment) Inspection
Replacement of EMS box 1. Disconnect the negative (-) battery terminal. 2. Push hooks in the engine room relay box out to the arrow directio ...

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