How much fuel is consumed when sleeping in a car with the air conditioning on for one hour?

1 Answers
PatrickFitz
07/29/25 6:27pm
Running the air conditioning in a car consumes approximately 6-8 cents worth of fuel per hour, with a fuel consumption of 1-2 liters. Below are the relevant details: From the perspective of the car's air conditioning configuration: It is mainly divided into manual and automatic types. Generally, manual air conditioning systems are equipped with fixed-capacity compressors, where adjusting the air volume does not affect the compressor. When the air conditioning cooling is turned on: The compressor operates at full speed continuously, so the higher the air volume, the greater the electricity consumption, and theoretically, the fuel consumption will also be slightly higher. Adjusting the temperature in manual air conditioning: It merely mixes varying amounts of hot air into the cold air. In practical use, the interior temperature rarely reaches conditions that would allow the compressor to stop running.
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