Hyundai Elantra (CN7): Automatic Climate Control System / Manual heating and air conditioning

The heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected. When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically.

1. Start the engine.

2. Set the mode to the desired position. To improve the effectiveness of heating and cooling, select the mode according to the following:

-- Heating:
-- Cooling:

3. Set the temperature control to the desired position.

4. Set the air intake control to fresh mode.

5. Set the fan speed control to the desired speed.

6. If air conditioning is desired, turn the air conditioning system on.

7. Press the AUTO button in order to convert to full automatic control of the system.

1. Press the AUTO button The modes, fan speeds, air intake and air-conditioning will be controlled automatically according to the temperature setting you select.

The mode selection toggle switch controls the direction of the air flow through the ventilation system. The air flow outlet direction is cycled as follows: Face-level (B, D) Air flow is directed toward the upper body and face.

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: Components and positions

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Hyundai Elantra (CN7) 2021-2026 Service Manual: Refrigerant Line

Components and components location Components Location1. Refrigerant Pipe Assembly Repair procedures Replacement1.If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off.

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