Hyundai Elantra: Air Conditioning System / PM Sensor

Hyundai Elantra (CN7) 2021-2025 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / PM Sensor

Description and operation

Discription

Monitor the air quality inside the vehicle in real time (PM sensor) and display the status on the screen.

Automatically operate when fine dust concentration is high (Condition: Bet mode + A/C ON + 3rd speed or higher)

Components and components location

Components Location

1. PM sensor

Repair procedures

Replacement

1.	Disconnect the negative (-) battery terminal.

2.	Remove the crash pad air vent [RH]. (Refer to Body (Interior and Exterior) - "Crash Pad Air Vent")

3.	Loosen the mounting screw and remove the PM sensor (A).

Install in the reverse order of removal.

•	Replace any damaged clips

•	Make sure the connector is connected properly.

Auto Defogging Sensor

Description DescriptionThe 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...

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