Kia Niro: Air Conditioning System / Evaporator Temperature Sensor Description and operation

Description

The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. The evaporator temperature sensor has the Negative Temperature Coefficient (NTC). Electrical resistivity of NTC increases with decrease in temperature and decreases with increase in temperature.

Evaporator Core Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater - "Heater Unit&qu ...

Evaporator Temperature Sensor Repair procedures
Inspection 1. Switch "OFF" the ignition. 2. Disconnect the evaporator temperature sensor connector. 3. Measure ...

Other information:

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Kia Niro 2017 (DE HEV) Service Manual: Hybrid Power Control Unit (HPCU) Schematic diagrams
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