40cpe Well-known member Mar 29, 2012 #1 Can I check a '38 fuel gauge with an ohm meter? If so, what should the reading be? Thanks
gmc1941 Senior Member Mar 29, 2012 #2 You can use a 9volt battery to test if the gauge is good. It will slowly move, and that's all you want. I've tested several gauges that way. Make sure you on the right polarity, or it will just go in the wrong direction. It works for me.......
You can use a 9volt battery to test if the gauge is good. It will slowly move, and that's all you want. I've tested several gauges that way. Make sure you on the right polarity, or it will just go in the wrong direction. It works for me.......