Is It Okay to Turn On the Air Conditioning Without Driving?

1 Answers
MacJuliana
07/29/25 3:31pm
Keeping the air conditioning on for a long time without driving the car is very dangerous and can easily lead to carbon monoxide poisoning. Here are the related reasons: 1. Carbon monoxide production: When the car's engine is running, if the gasoline in the cylinders does not burn completely, it will produce high concentrations of carbon monoxide. 2. While the car is moving: When the car is in motion, the air creates convection through the air conditioning system, so the concentration of carbon monoxide inside the car is very low. 3. When the car is stationary: When the car is parked and the doors and windows are closed, the air inside the car cannot circulate. If carbon monoxide from the engine leaks into the car, it will gradually accumulate and increase in concentration, leading to the risk of poisoning or even death. Therefore, it is best not to leave the air conditioning on for a long time while the car is parked.
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