Posts Tagged: fuel gauge isn’t right

Fuel gauge not working

October 14, 2009

Fuel gauge not working or wrong If your fuel gauge doesn’t work at all or is reporting the wrong fuel level, the problem is either a bad fuel sending unit or a wiring harness issue. How the fuel gauge works The fuel sending unit consists of a variable resistor, a flow and float arm. The fuel sending unit in fuel injected vehicle is built into the fuel pump module. The float rides on top of the fuel. As the fuel level changes, the float arm moves in the variable resistor … Read More