Hyundai Elantra (CN7): Heating and Air Conditioning / Fan speed control & Air conditioning

Fan speed control

Turn the knob to the right to increase the fan speed and airflow. Turn the knob to the left to decrease fan speed and airflow.

Setting the fan speed control knob to the “0” position turns off the fan.

NOTICE

Operating the fan speed when the ignition switch is in the ON position could cause the battery to discharge. Operate the fan speed when the engine is running.

Air conditioning

Press the A/C button to turn the air conditioning system on (indicator light will illuminate). Press the button again to turn the air conditioning system off.

    The mode selection knob controls the direction of the air flow through the ventilation system. Air can be directed to the floor, dashboard outlets, or windshield.

    Ventilation 1. Select the Face Level mode. 2. Set the air intake control to fresh mode. 3. Set the temperature control to the desired position. 4. Set the fan speed control to the desired speed.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: In-car Sensor

    Description and operation DescriptionThe In-car air temperature sensor is built in the heater & A/C control unit.The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and accor

    Hyundai Elantra (CN7) 2021-2026 Service Manual: 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. 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 actuat

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