Kia Rio: Ambient Temperature Sensor Description - Air Conditioning System - Heating,Ventilation, Air Conditioning - Kia Rio UB 2012-2019 Service ManualKia Rio: 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, and decrease with higher temperature.
The sensor output will be used for discharge temperature control, temperature regulation door control, blower motor level control, mix mode control and in-car humidity control.



     
If the ambient temperature is below 1.0°C (33.8°F), the A/C compressor will stop. The compressor will operate manually.
Photo Sensor (FATC only) Replacement
1. Disconnect the negative (-) battery terminal. 2. With a flat-head screwdriver, remove the photo sensor (A) from the center of defrost no ...

Ambient Temperature Sensor Inspection
1. Turn the ignition switch OFF. 2. Disconnect ambient temperature sensor. 3. Check the resistance of ambient t ...

See also:

Back-up Lamp Switch Description
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Auto Defogging Sensor (FATC only) Description
The Auto Defogging Sensor is installed on the front windshild glass. The Auto Defogging Sensor senses moisture on the windshild. The air conditioner control module receives the signal from th ...

LCD display warning (if equipped)
For vehicle’s equipped with smart key system Key is not in vehicle If the smart key is not in the vehicle and if any door is opened or closed with the engine start/stop button in the ACC, ON, or ...

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