Hyundai Santa Fe (TM): Air conditioning System / Auto Defogging Sensor. Description and operation

Description
The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actuator, A/C, auto defogging actuator, blower motor rpm, and mode actuator.

    Inspection 1. Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature.

    Inspection To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC guide. Replacement 1.

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Seat Electrical

    Components and components location Component Location 1. Lumber support motor (Vertical) 2. Lumbar support motor (Horizontal) 3. Reclining motor 4. Rear height motor 5. Front height motor 6. Slide motor 7.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Smart Cruise Control (SCC) Switch. Repair procedures

    Inspection 1. Check for resistance between terminals in left switch position. [Audio/Bluetooth] Switch Connector terminal Resistance (± 3%) SEEK Up 1 - 6 430 Ω

    Categories

     
    Copyright © 2026 www.hsafe4.com - 0.0204