Hyundai Elantra: Air Conditioning System / Auto Defogging Sensor
Hyundai Elantra (CN7) 2021-2025 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Auto Defogging Sensor
Description
| 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.
Repair procedures
| Replacement |
| 1. | Disconnect the negative (-) battery terminal. |
| 2. | Remove the inside rear view mirror cover (A).
|
| 3. | Remove the rain sensor cover (A).
|
| 4. | Disconnect the connector (A) and then remove the auto defogging sensor (B).
|
| 5. | To install, reverse the removal procedure. |
Ambient Temperature Sensor
Description and operation
DescriptionThe ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature...
PM Sensor
Description and operation
DiscriptionMonitor 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 Location1...
Other information:
Hyundai Elantra (CN7) 2021-2025 Service Manual: Compressor oil
Repair procedures Oil Specification1.The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed.2.Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor...
Hyundai Elantra (CN7) 2021-2025 Service Manual: ESC OFF Switch
Description and operation Description1.The ESP OFF switch is for the user to turn off the ESP system.2.The ESP OFF lamp is on when ESP OFF switch is engaged. Repair procedures Removal1.Turn ignition switch OFF and disconnect the negative (-) battery cable...
Categories
- Manuals Home
- 7th Gen Hyundai Elantra Owners Manual
- 7nd Gen Hyundai Elantra Service Manual
- System operation
- Exterior Overview
- Maintenance
- Vehicle Information
- Forward Collision–Avoidance Assist (FCA) (sensor fusion)
Manual climate control system
To defog inside windshield
.png)
[A] : Type A, [B] : Type B
1. Select any fan speed except “0” position.
2. Select the desired temperature.
3. Select the .png)
or
.png)
position.
Copyright © 2025 www.helantra7.com