Hyundai Santa Fe (TM): Air conditioning System / Auto Defogging Sensor. Repair procedures

Inspection
To inspect and diagnose the sensor, refer to Self-Diagnosis procedure and DTC guide.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the rain sensor inner cover (A) and rain sensor cover (B).

3.
Separate the auto defogging sensor connector (A) and remove the auto defogging sensor (A).

4.
Install in the reverse order of removal.

    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.

    Heater Unit. Components and components location Component Location 1. Heater Unit Assembly Components 1.

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Smart Key Diagnostic. Repair procedures

    Inspection Self Diagnosis With Scan Tool It will be able to diagnose defects of SMART KEY system with diagnostic tool quickly. diagnostic tool can operates actuator forcefully, input/output value monitoring and self diagnosis.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Electro Chromic Inside Rear View Mirror

    Description and operation Description The ECM (Electro Chromatic inside rear view Mirror) is intended dim the reflecting light in the rear view mirror. The forward facing sensor detects brightness of the surroundings, while the rearward looking sensor is for the light from the rear.

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