What do the E and F on the fuel gauge mean?

2 Answers
DelLuna
07/29/25 7:47pm
E stands for Empty, indicating the lower limit. When the needle reaches the red warning zone, it means you should refuel. F stands for Full, indicating the upper limit, which means the fuel level is sufficient and no refueling is needed. Related information is as follows: 1. When the needle points to F, it means the tank is full. When the needle approaches E, it means the tank is nearly empty. From the time the warning light comes on until the fuel is exhausted, the vehicle can still travel approximately 50 kilometers. 2. For cars equipped with an Anti-lock Braking System (ABS), when the ignition switch is turned to the "ON" position, the ABS warning light on the dashboard will illuminate for 3 to 6 seconds. This is the ABS self-check process and is a normal phenomenon. After the self-check process is completed, if the ABS is functioning normally, the warning light will turn off.
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DiHazel
08/14/25 3:17pm
When I first started driving, I didn't understand these two letters either. E actually stands for Empty, meaning you're out of gas. Sometimes when the fuel gauge needle approaches E or drops into the red zone, the tank is almost empty. It's best to refuel when the needle reaches the quarter mark during normal driving to protect the fuel pump from damage. I remember once I stubbornly drove until the fuel light came on, and the fuel pump started buzzing loudly. The mechanic said doing this frequently could cause the pump to overheat and burn out. Modern cars can usually run about 40 kilometers after the fuel warning light comes on, but don't make a habit of it. When refueling, stop when the pump automatically shuts off ("click") - no need to round up to a whole number. Overfilling might cause fuel to backflow into the charcoal canister, which is bad for the car. F means Full, and it's fine to drive slightly beyond the F mark, just don't exceed it too much.
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