Does a Car Consume Fuel When Started but Not Moving?

1 Answers
ChristopherLynn
07/30/25 10:09am
When a car is started but not moving, it does consume fuel, albeit less than when driving. Prolonged idling can damage the car's engine. If the car is running but not moving, it indicates that the engine is in an idle state. Idling refers to the engine running without load, with the engine speed typically ranging between 550 to 800 revolutions per minute. Prolonged idling can easily lead to carbon buildup in the engine. Both high and low idle speeds are undesirable. A high idle speed can affect the engine's fuel consumption, potentially increasing it, raising the internal temperature of the engine, and accelerating engine wear, thereby reducing the engine's lifespan. Conversely, prolonged low idle speeds can cause the car to stall. Stalling can occur in two scenarios: one is stalling while idling, and the other is stalling while the car is in motion.
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