Hyundai Santa Fe (TM): Air conditioning System / Components and components location

Component Location Index
Engine Room

1. Service port (High pressure)
2. A/C pressure transducer (APT)
3. Service port (Low pressure)
4. Compressor
5. Suction & Liquid pipe assembly
6. Expansion valve

Interior

1. Auto defogging sensor
2. Photo Sensor
3. Heater & Blower unit
4. Air filter
5. Evaporator Temperature Sensor
6. Heater & A/C control unit

    Refrigeration Cycle

    Refrigerant System Service Basics (R-134a) Refrigerant Recovery Use only service equipment that is U.L-listed and is certified to meet the requirements of SAE J2210 to remove HFC-134a(R-134a) from the air conditioning system.

    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: A/C Pressure Transducer. Description and operation

    Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.

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