Why is a new car particularly fuel-consuming?

[NatalieRose]

Here are the reasons why a new car consumes more fuel: 1. Driver's skill level. Unreasonable gear shifting and excessive braking during driving artificially increase engine power loss. 2. Engine technical condition. (1) Carburetor. (2) Ignition system. (3) Valve train. (4) As the engine operating time increases, wear on cylinders, pistons, and piston rings increases, reducing sealing performance and naturally increasing fuel consumption. Additionally, during maintenance, overlapping of piston ring ports during assembly is also a factor. 3. Lubrication and adjustment of the transmission system. The car operates through high-speed rotation of transmission system components. When lubrication of transmission components is poor or clearance adjustment is improper, transmission resistance increases, resulting in higher fuel consumption.

[Orlando]

As a working professional who just bought a new car, I was initially puzzled by the high fuel consumption. Later, I realized it might be due to driving habits: frequent sudden acceleration and braking, especially in city traffic jams, constantly revving the engine at high speeds, which caused fuel consumption to skyrocket. I started learning to anticipate road conditions, accelerate smoothly, and gradually the fuel consumption decreased. New cars also have a break-in period; during the first few thousand kilometers, the parts experience higher resistance, so slightly elevated fuel consumption is normal. Additionally, check the tire pressure—insufficient pressure increases rolling resistance, which also burns more fuel. Using the air conditioner at lower settings can save a lot too. Overall, adjusting habits gradually helps. My experience is that switching from aggressive driving to smoother driving can add dozens of kilometers per tank, which is quite cost-effective.

[VanPreston]

From a car enthusiast's perspective, it's quite common for new cars to consume more fuel. I recall that during the engine break-in period, the first 5,000 kilometers involve higher friction and energy consumption; after that, as parts smooth out, it stabilizes. Another example is checking the air filter—often overlooked after delivery, a dirty filter restricts airflow, forcing the engine to inject more fuel. Temperature also plays a big role: cold starts mean the engine warms up slowly, using extra fuel; running AC at max cooling puts heavy load on the compressor. I suggest tracking the dashboard's average fuel consumption early on, using an app to compare trends. Post break-in or after adjusting AC settings, fuel efficiency usually improves. Maintaining proper tire pressure is key too—the recommended PSI is on the door frame label, don’t skip checking it.

[TuckerFitz]

As a parent who often takes kids out, I also felt my new car was fuel-consuming at first. Possible reasons include excessive AC usage: in summer, fearing the kids might feel hot, I cranked the AC to max, causing extra engine load. Also, frequent short trips like the few-minute school runs prevent the engine from warming up fully, resulting in inefficient fuel burning. Cold weather has a similar effect – warming up the car in the morning burns fuel quickly. The new car's navigation displays real-time fuel consumption, so high peaks no longer surprise me. Planning trips to reduce short drives and carpooling helps save fuel. Keeping tires properly inflated ensures smoother rolling, and regular maintenance reduces fuel-wasting sensations.

[VioletMarie]

Last time I went for car repair, I heard that new cars often have fuel consumption issues due to maintenance problems. For example, insufficient tire pressure—my own new car was found to have low pressure, making it harder to roll and consuming 5% more fuel. A dirty air filter increases air intake resistance; using engine oil with the wrong viscosity can also raise fuel consumption. It's recommended for beginners to check tire pressure every two weeks and manually top it up; replace the air filter during maintenance. Don't underestimate these small details: incorrect operations during the new car period can drag down efficiency. After making adjustments, my fuel consumption has stabilized significantly. It's normal for a cold start to consume more fuel temporarily; it stabilizes once the engine warms up. The trick to saving fuel is to drive lightly and slowly, avoiding excessive use of air conditioning.

[DiDamian]

I think the perception of new cars being fuel-intensive can sometimes be due to misperception or external factors. For example, first-time car buyers may be more sensitive to higher fuel consumption compared to older cars; in reality, new cars are designed for efficiency, but during the break-in period, consumption may be temporarily 10% higher. Increased load: like when moving house with a full load of luggage, the extra weight requires more fuel to move. Route impact: frequent uphill driving or congested road conditions can significantly increase energy consumption. I personally used a fuel consumption tracking app on my phone and found that the average was higher in the first three months, but it decreased after the break-in period. Environmental factors like cold weather or using the air conditioning can also temporarily increase consumption. Fuel-saving methods include avoiding sudden braking and acceleration, planning efficient routes, and maintaining standard tire pressure. The new car manual states that fuel consumption improves after the break-in period, so patience is key.