What are the correct steps to turn on the car air conditioner in summer?

2 Answers
OHarper
07/24/25 5:10pm
The correct steps to turn on the car air conditioner in summer are: 1. Open windows before turning on the AC: After the car has been exposed to the sun in summer, do not enter the vehicle immediately, or after entering, don't rush to turn on the AC. Instead, first roll down all windows or open the doors, then turn on the fan to accelerate air circulation; 2. Direct the AC vents diagonally upward: After turning on the AC, avoid letting the airflow blow randomly, or even choosing the windshield defrost mode, as this is actually inappropriate; 3. Avoid prolonged low-temperature settings: While driving, car owners should also be careful not to excessively pursue coolness by setting the AC temperature too low. The car air conditioner is used to adjust and control the temperature, humidity, air cleanliness, and airflow inside the car cabin to an optimal state, providing passengers with a comfortable riding environment and reducing travel fatigue.
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NoahDella
08/11/25 9:31am
After getting in the car, don’t rush to close the windows or turn on the AC. First, roll down all four windows to ventilate and let the hot air inside escape. Wait about a minute before starting the car. Then, press the A/C button while switching to the external circulation mode, set the fan speed to maximum to continue cooling. After two or three minutes, when the dashboard shows the temperature has dropped, close the windows and switch to internal circulation mode. Setting the temperature between 22 to 25 degrees is the most comfortable. On the highway, it’s best to switch back to external circulation for a few minutes every half hour to keep the air fresh and reduce drowsiness. About five minutes before reaching your destination, turn off the A/C but let the fan continue running to prevent water accumulation and mold in the AC ducts, which also reduces odors. Remember to check the cabin air filter every quarter and replace it if it’s dirty.
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