What Causes the Buzzing Sound Near the Fuel Tank After the Car is Turned Off?

1 Answers
MacJace
07/30/25 6:32am
Car fuel tank buzzing sound after turning off the engine is the sound of the fuel pump working, which is a normal phenomenon. Below is relevant information about the car fuel tank: 1. Introduction: The car fuel tank, also known as the automobile fuel tank, is a container that stores fuel for the car. It is the only place in the car where fuel is stored and is the power source for the engine. 2. Fuel tank capacity measurement unit: The international standard uses L (liters) as the measurement unit for car fuel tank capacity. Different countries also have corresponding standards for car fuel tank capacity. In China, the car fuel tank capacity is regulated to be 95% of the rated value, but in practice, the actual capacity is generally larger than the nominal capacity.
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