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The Letter “E” on the Fuel Gauge Does Not Mean Empty Tank: It Indicates a Reserve That Guarantees Temporary Autonomy, but Requires Caution
When the fuel gauge points to the letter “E,” many drivers believe the tank is completely empty. However, the situation is different. The “E” stands for “Empty,” but it does not mean there is no more fuel in the car.
Manufacturers design the gauges to leave a reserve available when the indicator reaches this point.
This ensures that the driver has time to find a gas station. Therefore, running on this limit can be useful in emergencies but should not become a habit.
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How Much Fuel Is Left in the Reserve
The amount of fuel that remains varies according to the vehicle model. In general, this margin corresponds to between 5% and 15% of the total tank capacity.
In practice, this can offer between 50 and 80 extra kilometers of autonomy, depending on the car’s consumption and road conditions. Additionally, it is a temporary safety net, not a solution for daily use.
Driving constantly in this range can harm the vehicle’s functioning, turning the reserve into a last resort.
Risks of Driving Always on Reserve
Driving with the gauge on “E” poses clear risks to the mechanics. The fuel pump, an essential component for the engine, relies on fuel for lubrication and cooling.
When the tank is very low, the pump can run “dry,” causing friction, overheating, and premature wear. Moreover, it can suck up debris accumulated at the bottom of the tank, leading to additional damage.
Therefore, the cost of repairing or replacing this component is high and can be avoided by keeping the tank filled in advance.
Attention That Prevents Problems
Keeping an eye on the fuel level not only avoids unnecessary expenses but also prevents unforeseen events on the road.
Furthermore, understanding that the letter “E” indicates a reserve, and not an empty tank, can change how we use the car.
Caring for this simple detail helps preserve the vehicle’s lifespan and ensures more peace of mind while driving.
With information from Xataka.
