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: Blower Unit. Repair procedures

    Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery/recycling/charging station. 3. When the engine is cool, drain the engine coolant from the radiator.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Description and operation

    Description Rear Corner Radar is a system that measures the relative speed and distance from the following vehicles by using two electromagnetic wave radar sensors attached to the rear bumper, and detects any vehicle within the blind spot zone and gives off alarm.

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