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Old 09-24-2021, 02:48 PM   #8
72bowtiestepper
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Join Date: Feb 2013
Location: Northwest NJ
Posts: 684
Re: Tan wire to fuel tank sender

Quote:
Originally Posted by Big Kev-O View Post
That is normal. I suspect you may have a faulty fuel sending unit. If you ground the sending unit wire at the tank your fuel gauge should read empty. If it does read empty this confirms your gauge is good & your sending unit has gone bad. Ground the sending unit wire at the tank and report back.
OK....I got to check before going to work the following :

Grounding the tan wire with power on did make the gauge show empty.

The sending unit (new) in tank that is nearly full showed 88ohms.

The tan sending unit wire from gauge disconnected showed 36ohms with power off.

I will try to see if the gauge works like it should tomorrow with the truck out of the garage (Just in case ! ) Thanks to all that responded...I like to double check for safety anything electric...This truck was a long project...don't want any fires or other mishaps !
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