Does idling with the AC on affect the car?

1 Answers
ArianaAnn
07/30/25 12:29am
It is perfectly fine to idle the car with the air conditioning running. This is considered idling with the AC on and will not harm the vehicle. As for whether idling with the AC on is harmful, since the engine is already running, the alternator is working, and the compressor is operating, it is a normal operation and will not cause significant damage to the car. Precautions when starting the vehicle: Do not activate the start-stop system when the AC is on. Vehicles equipped with air conditioning enhance passenger comfort, but most cars with start-stop systems will only blow air without cooling (heating relies on the vehicle's coolant temperature) when the engine is off, significantly reducing comfort. Do not refuel when the start-stop system turns off the engine. Many drivers do not exit the vehicle when refueling; they simply open the fuel tank cap for the attendant to fill up. At this point, the vehicle is only briefly turned off by the start-stop system and may restart at any moment, making refueling extremely dangerous. Remember, the vehicle must be completely turned off and powered down before refueling. Key points when using the AC inside the car: Pay close attention to the method and duration of AC usage. Sleeping in the car with the AC on while idling can easily lead to accidents.
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