Hyundai Santa Fe (TM): Air conditioning System / In-car Sensor. Description and operation

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Heating,Ventilation And Air Conditioning / Air conditioning System / In-car Sensor. Description and operation

Description
The In-car air temperature sensor is built in the heater & A/C control unit.
The sensor consists of a thermistor that measures the inside temperature. The signal decided by the resistance value that changes in accordance with perceived inside temperature, is delivered to heater control unit, and according to this signal, the control unit regulates in-car temperature to intended value.

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector.

    Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode.

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Auto Lighting Control System

    Description and operation Description It's a system that uses illumination sensor to automatically turn ON the tail lamp and head lamp based on the change in surrounding environment's illumination condition. It activates when the vehicle enters/exits tunnel, or when the illumination condition in surrounding environ

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Evaporator Temperature Sensor. Repair procedures

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector. 3. Measure resistance between terminal "+" and "-" of the evaporator temperature sensor.

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