i have 1992 ford explorer and the fuel gauge only works sometimes why

Submitted by ronald miller Wed 03/10/2010

check power to the tank

Submitted by jerryh20 on Wed, 03/10/2010 - 17:32.

check power to the tank sending unit - may be loose

Calibration Test (Without

Submitted by dayshifter1 on Fri, 03/12/2010 - 21:02.

Calibration Test (Without Tester) Use a DVOM to check gauge calibration. With sending unit float arm in empty stop position, resistance should be 15 ohms. With sending unit float arm in full stop position, resistance should be 160 ohms. Fuel gauge should begin to read empty at 22.5 ohms and full at 145 ohms

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