A new car running out of gas can be attributed to several factors, primarily related to fuel management and engine efficiency. The most common reasons include a faulty fuel gauge, a leak in the fuel system, or an inefficient engine that consumes fuel at an abnormally high rate.

A faulty fuel gauge is a common cause of this issue. New cars often come with advanced fuel gauges that can malfunction due to manufacturing defects or electronic issues. When the fuel gauge is inaccurate, it may indicate that the car has more fuel than it actually does, leading to the car running out of gas unexpectedly.

Fuel system leaks are another potential cause. Even in new cars, there can be leaks in the fuel lines, fuel tank, or fuel pump. These leaks can cause a gradual loss of fuel, which may not be immediately noticeable to the driver. Over time, this can lead to the car running out of gas.

An inefficient engine can also consume fuel at a higher rate than expected. This could be due to a variety of factors, such as a clogged air filter, a malfunctioning oxygen sensor, or a problem with the engine management system. These issues can cause the engine to burn more fuel, leading to a quicker depletion of the fuel tank.

According to a study by the National Highway Traffic Safety Administration (NHTSA), fuel gauge malfunctions are reported in approximately 1% of new vehicles. Additionally, the U.S. Department of Energy estimates that a clogged air filter can reduce fuel efficiency by up to 10%. These statistics highlight the importance of regular maintenance and the potential for fuel-related issues in new cars.