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Old 05-17-2026, 12:18 PM   #5
JayChicago
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Default Re: Fuel guage question

Quote:
Originally Posted by LM44S View Post
I do not uunderstand why there is 6 volts going to the gauge and only 3.8 volts going out of the gauge?
The gauge itself has some internal resistance, so it's output to the sender would be expected to be something less than the 6 volts going in.

I have never put a voltmeter on a gauge's output to the sender, but your 3.8 volts seems reasonable to me.
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