Boat fuel gauges can be troublesome. Here is a quick method of determining whether the fault lies in your boat’s fuel gauge or in the fuel gauge sending unit on the tank. You may need a partner to ...

In our marine business, after effecting a repair, we are often asked, “Can you take a look at my fuel gauge too? It’s not working.” It’s a familiar story. Here’s how to troubleshoot yours. The sending ...

And third, the brass float of our fuel sending unit had corroded to the point of having holes in it, explaining why our fuel gauge always read empty (the float was full of fuel).

If the voltage drops, the fuel gauge sending unit is creating the resistance it should. If there is no resistance, you might need to remove the fuel sending unit to inspect and test further.

Fuel Gauge and Sending Unit The fuel sending unit controls the flow of current to ground based on how full the tank is.

When the gas gauge stops working on your C5 Corvette, it is time to replace the fuel sending unit!

Most cars, including vintage Mustangs, have a fuel-tank sending unit that conveys to the fuel gauge the amount of gasoline in the tank. Sometimes they quit working and need replacement. No need to ...

If one of the fuel sending units has failed, the fault code will help determine if the passenger- or the driver-side sending unit is the problem.

With Returnable Fuel and Electronic Returnless Fuel systems, the fuel tank sending unit and fuel pump are contained within the same unit, or Fuel Module.

A defective fuel-gauge-sending unit is responsible for all the trouble. Dropping the tank, removing the fuel pump and replacing the sending unit with an updated design, part No. 25060-ZZ00A, should ...