I have a 1991 Beaver with a 3116 Cat engine. My low coolant alarm and warning light come as soon as I turn the key. The coolant is full. How can I check to see if the sensor is the problem. Th...
Returned after a 7000 mile trip and check engine and alarm went off with a code stating low coolant. Cummins found a bad censor in bottom of overflow tank. Tech hooked computer and found problem. With computer hooked up he jumped censor. I might not want to cross wrong wires in it. Never checked but you might find that there is only two wires. If that is the case I think it would turn off alarm and lite. Try it and save your self $400.00. Let us know how you made out. Rob