fuel gauge

popey

Petty Officer 3rd Class
Joined
Jan 18, 2010
Messages
99
hi there

my fuel gauge is not working properly. It goes down to about half and then stays at empty. Might be the sensor, don't know. Has anyone some experience on this? Can I just change the sensor or the entire unit?

Thanks for your reply, popey
 

Silvertip

Supreme Mariner
Joined
Sep 22, 2003
Messages
28,771
Re: fuel gauge

Here is a diagram for a TEMPERATURE gauge circuit but the same principle applies to the fuel gauge. Only the senders are different in appearance. But they both are variable resistors. Temperature sensor resistance varies by heat. Fuel gauge sender resistance varies by the position of the float arm.

TempGaugeSystem.jpg
 
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