Does Prolonged Idling with Air Conditioning On Affect the Engine?

1 Answers
ElainaFitz
07/29/25 1:06pm
This can lead to incomplete combustion in the engine, increasing carbon deposits inside it. If the air conditioning is left on during prolonged idling, there is also a risk of carbon monoxide poisoning inside the vehicle, which is extremely dangerous. Therefore, avoid keeping the engine and air conditioning running for extended periods, as it is harmful not only to the car but also to human health. Relevant information about idling is as follows: 1. Introduction One: Idling refers to the operation of the engine under no load, where it only needs to overcome the frictional resistance of its internal components without delivering power externally. The minimum speed required to maintain stable engine operation is called the idle speed, which is one of the five basic operating conditions of an engine. 2. Introduction Two: When adjusting the idle speed, the RPM should not fluctuate abruptly, as this can cause premature wear to the engine. If you rest in the car with the air conditioning on for a long time, especially in recirculation mode, the air quality inside the vehicle will become increasingly polluted, and harmful gases will gradually accumulate, posing risks to health and even life safety. Please exercise caution.
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