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**pjmoreland** · 05-09-2023, 10:57 PM

If you have the sender out of the tank, connect the tan wire to it and touch the mounting flange to ground. With the ignition switch in the run position (the engine doesn't need to be on) you can move the sender float arm back and forth and see if the gauge responds appropriately.

05-09-2023, 10:57 PM	#6
pjmoreland Senior Member Join Date: Jan 2005 Location: CA Posts: 6,248	Re: Fuel Gauge 1971 If you have the sender out of the tank, connect the tan wire to it and touch the mounting flange to ground. With the ignition switch in the run position (the engine doesn't need to be on) you can move the sender float arm back and forth and see if the gauge responds appropriately.