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

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.

Ambient Temperature Sensor. Repair procedures

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

Auto Defogging Sensor. Repair procedures

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

Other information:

Hyundai Santa Fe (TM) 2019-2024 Owner's Manual: System operation

System warning and control Vehicle detection To warn the driver a vehicle is detected, the warning light on the side view mirror and head-up display (if equipped) will illuminate. The system will operate when your vehicle speed is above 12 mph (20 km/h) and the speed of the vehicle in the blind spot area is above 7 mph (10 km/h)...

Hyundai Santa Fe (TM) 2019-2024 Service Manual: Rear Pillar Trim. Repair procedures

Replacement    • Put on gloves to prevent hand injuries.    • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components...