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Why does the air conditioner turn on as soon as the car starts?

1 Answers

VonBrianna

07/29/25 5:15pm

The reasons why the air conditioner turns on as soon as the car starts include: the air conditioner was not turned off before parking the car, and the air conditioner is set to automatic start mode. To solve the issue of the air conditioner turning on automatically, remember to turn off the air conditioner after parking the car and disable the automatic start mode. This will effectively prevent the air conditioner from turning on automatically. Tips for saving fuel when using the car air conditioner: After a day of exposure to the sun, the temperature inside the car can rise above 80 degrees. Turning on the air conditioner directly at this time is not very effective. Instead, open all four doors and the sunroof to allow air to circulate for three minutes, which will quickly lower the temperature inside the car. Then, turning on the air conditioner will provide better cooling. Using the recirculation mode blocks the hot air outside and creates a sealed space inside the car, allowing air to circulate quickly for rapid cooling. After the temperature inside the car has dropped, switch to the fresh air mode every 30 minutes to purify the air inside for five minutes before switching back to recirculation mode. Precautions for using the car air conditioner: Do not turn on the heating immediately when warming up the car in the morning. Wait until the engine coolant temperature rises before turning on the air conditioner. Do not set the air conditioner temperature too high, as excessively high temperatures for extended periods can cause drowsiness and affect driving. Also, avoid directing the warm air directly at your face. If the windows start to fog up after turning on the heating, increase the fan speed and let it blow for a while longer. This will make the fog disappear and prevent it from recurring. During long drives, ventilate the car periodically, as poor air circulation in a sealed space can lead to breathing difficulties over time. Turn off the air conditioner before parking the car and switch to fresh air mode to clean the air ducts of the air conditioning system and prevent bacterial growth.

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