There are a few possibilities: A bad sending unit (inside the tank), a broken wire or other faulty connection, a faulty gauge, a bad fuse...
A common cause for a gas gauge to stop working in a 1994 Ford Aspire is a defective fuel gauge. Lose wiring in the dash is another cause.
bad or dirty float on the fuel pump in the gas tank.
I have a 1999 s-10 my fuel gauge quit working I had to replace my fuel pump that fixed my proplem
Bad sending unit in tank.
Bad dash ground.
Don't know about the fuse, but the most likely cause for your fuel gauge to quit working is a bad sender unit. You are going to have to drop the tank and replace the whole fuel pump assembly (you can't buy the sender by itself) Don't know about the fuse, but the most likely cause for your fuel gauge to quit working is a bad sender unit. You are going to have to drop the tank and replace the whole fuel pump assembly (you can't buy the sender by itself)
fuel gauge not working
Start with the fuses. Check the fuel sending unit at the fuel tank, this is the most common part to cause a non working fuel gauge.
Fuel [Petrol] Gauges that Fail to WorkAlthough there could be one or more other causes for a fuel/Petrol gauge to fail to work, the answer is YES, a "blown" fuse could cause the gauge to not work.
The cause of the faulty fuel gauge is probably the fuel gauge sending unit located inside the fuel tank. Replacing the sending unit would require dropping the fuel tank.
Several things can cause your fuel gauge not to work. The most common cause is a bad ground wire. A malfunctioning float in the fuel tank can also cause the problem.
You need a new fuel pump