What are the reasons for high fuel consumption in cars?

2 Answers
LaAyla
07/29/25 2:24am
Reasons for high fuel consumption in vehicles are as follows: 1. Driver's skill level: Unreasonable gear shifting and excessive braking during driving artificially increase engine power loss. When driving at low temperatures, the car requires the engine to operate at normal temperature (80°C to 90°C). If the vehicle is driven without preheating after starting, the engine remains in a low-temperature state, resulting in poor atomization of the fuel mixture and incomplete combustion. 2. Poor technical condition of the engine. 3. Poor lubrication and improper adjustment of the transmission system. The car operates through the high-speed rotation of various components in the transmission system. When these components are poorly lubricated or improperly adjusted, it increases transmission resistance, leading to higher fuel consumption.
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NovaDella
08/12/25 6:22am
I've been driving for over a decade, and there are many reasons why a car consumes more fuel, but it mainly depends on how you drive. Driving too aggressively, frequently accelerating or braking suddenly, or speeding too fast on the highway can all make the fuel burn quickly. Especially in city traffic with constant stop-and-go, idling the car wastes fuel. I learned this the hard way myself, but later I started maintaining a steady speed, keeping it around 60-80 km/h, and saved a lot on fuel. Additionally, cranking up the AC also increases consumption, so I use less cooling when the weather isn't too hot. Remember, good habits can save you a significant amount of money.
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