Most sensor problems are they read full when empty. Mine is the opposite. Tank is 2/3 to full and sensor panel reads empty. I checked the wiring on the panel and all seems well. I have a 2010 Salem by...
Thanks red racer. That makes sense, my panel looks just like the one you are showing. I have 4 tanks plus battery. This just started happening within the past two weeks. Wit an enclosed underbelly getting to the tanks is not a option.