Does Using Car Air Conditioning in Summer Consume More Fuel?

1 Answers
ORuth
07/29/25 8:48pm
Using car air conditioning in summer does consume more fuel. Here are the specific details about using car air conditioning in summer: Reasons for Increased Fuel Consumption: The up-and-down movement of the car engine's pistons drives the crankshaft via connecting rods, converting the chemical energy in gasoline into mechanical kinetic energy. In addition to connecting to the transmission to provide power, the other end of the crankshaft also drives components such as the air conditioning compressor, generator, and coolant pump via a belt. Therefore, the compressor indirectly uses fuel to operate, which is why using air conditioning consumes more fuel. Fuel Consumption with Air Conditioning: Car air conditioning accounts for about 20% of the engine's power. Using air conditioning consumes a portion of the engine's power, and the specific increase in fuel consumption depends on the car's displacement and speed. Generally, fuel consumption per 100 kilometers increases by about 20%, though this may vary for different car models.
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