Fuel Efficiency – How to Get the Most Out of Your Tank

인천운전연수 With fuel prices at record highs, fuel efficiency is more important than ever. Getting the most out of your tank can save you money, protect the environment, and extend the life of your car.


The way a vehicle is driven has a major effect on fuel efficiency. For example, carrying excess weight reduces efficiency by requiring more fuel to move the car’s total mass.

Improved Gas Mileage

With gas prices constantly rising, it’s important to know how to improve fuel efficiency in your vehicle. Not only will you save money, but it will also extend the life of your engine and protect the environment.

Many factors can influence your gas mileage, including the type of fuel you use and your driving habits. A few simple changes can drastically increase your fuel efficiency.

One of the most effective ways to improve your fuel economy is to avoid excessive acceleration and braking, which can drain your engine’s performance. You can also reduce your fuel consumption by driving at lower speeds and avoiding unnecessary trips.

In general, vehicles reach their optimal fuel 인천운전연수 efficiency at a speed of around 50 miles per hour. According to experts, every five mph you drive over that can be compared to paying an extra $0.30 per gallon of gas.

Another factor that can greatly affect your gas mileage is the temperature of the air. Warmer air causes your engine to burn more fuel, so it’s best to run your car when the air is cooler, such as early in the morning or late at night.

Regular maintenance can also help improve your fuel economy. For example, keeping your tires inflated correctly can make your car more fuel efficient. Underinflated tires have increased rolling resistance and cause premature tire wear, so it’s a good idea to check them regularly.

Improved Performance

The fuel efficiency of vehicles is important not only to consumers but also to the environment. Transportation systems contribute 15% of air pollution globally and 25% in the US, as well as a significant amount of climate-changing greenhouse gases (GHGs). Increasing vehicle fuel efficiency reduces these negative impacts.

In the United States, the current Corporate Average Fuel Economy (CAFE) national program sets a target for fleet-wide car and light truck fuel economy of 54.5 mpg in 2025 and 47 mpg by 2021. Similar programs exist in other major automotive demand regions such as Europe, Japan, China, and South Korea.

Many technology options are available to achieve higher fuel economy levels. These options range from improving the performance of conventional internal-combustion engines, to enabling advanced technology alternatives including electric hybrids, plug-in hybrid electric vehicles, and hydrogen fuel cell electric vehicles. (1)

Consumers can also improve their vehicle’s fuel efficiency by reducing the amount of driving they do and by keeping vehicles properly maintained. Remove excess cargo to reduce vehicle weight and optimize space, use the cruise control feature when appropriate, and choose low-viscosity, energy-conserving motor oil. This will prevent engine deposits that can significantly decrease engine efficiency. It is also a good idea to follow the maintenance schedule in your owner’s manual or vehicle dashboard reminder system.

Reduced Carbon Emissions

Carbon dioxide emissions are a major contributor to global warming. Emissions are a result of burning fossil fuels for energy. But greenhouse gases also come from other sources, such as landfills and industrial processes.

Using energy efficiently reduces CO2 and other greenhouse gas (GHG) emissions. DOE is working to develop technologies and practices that make buildings and factories more efficient, so they produce less waste and use fewer fossil fuels. We also help manufacturers to find alternatives for materials that release GHGs, such as reducing or replacing cement, plastics made from fossil fuels with bioplastics, and refrigerants used in air conditioners with alternatives that do not release greenhouse gases.

The transportation sector accounts for the largest share of U.S. GHG emissions, with most of those coming from passenger vehicles. Improvements in vehicle fuel efficiency have contributed to a reduction in emissions from the transportation sector since 2005.

However, as consumers shift toward larger SUVs and trucks and increase the amount of driving, emissions from highway transportation have started to rise again.

In 2019, passenger cars and light trucks produced 0.47 pounds of CO2 per passenger-mile. Emissions from other forms of passenger transportation, such as heavy-duty pickup trucks and vans, buses, and commercial air travel were lower.

Your personal carbon footprint is the total amount of greenhouse gases emitted during your lifetime from activities such as driving, eating, producing goods and services, and constructing and operating buildings. The Deep Decarbonization Pathways Project estimates that we each need to cut our personal emissions to 1.87 tons of CO2 a year.