Why you should never drive with your car fuel light on.
It is not once or twice when you have seen your car fuel light on, and you continued driving. May be that you think you will not get and fuel station open at that time. May be the area that you are in is not safe and you cannot stop there to fuel your car. The way you make sure that your insurance is ok, the same way you should do with your fuel. Several factors will lead you to make sure that you have enough fuel for your car. You will be sure never to get stranded in an area where you are not comfortable stopping even for a while.
A tank that in almost empty can have some gas condensing around it especially in areas that are very cold. That may cause fuel line to freeze making it difficult for the car to start. You will not want to go through all these challenges just because of ignoring a fuel warring. You are better off stopping at gas fuel station than some other areas where the car can decide to stop. You will be wiser fuel, the car as soon as you see the warning.
You should not behave like those people who depend on the reserve and say that they still can cover a few more kilometers. There are many drivers who will not stop to fuel their car until they have used the last drop. That will not only be risking your safety, but you will also be risking losing your car. After forcing your car to use up to the last bit of fuel, it may stop anywhere even the most dangerous place making you be at risk as well as the car.
You may end up damaging the tank if you insist on driving when it is empty. The last thing you want to deal with are expensive repairs. Imagine of a natural disaster and all what may happen. Sometimes you could find there is fire, earthquake, flood or any other disaster and you have no fuel left. You should be sure that your vehicle can always rescue you in the case of anything. It is such a disappointment when you have a car that cannot assist you in when you need it most. Those who manufacturer the cars know that it is important to have the warning. That is why they make sure that all vehicles are fitted with the warning light to help you know when it is about empty. You need to make sure your car fuel light is working properly to give you the warning in time. You should fix the signal light if it is not functioning properly.
Cited reference: official source