Back to the circuitry then.937carrera wrote:937carrera wrote: The switch is "normally closed" which means if you were to do a continuity test with a meter between the spade and the threads you should see zero ohms.
What you called a dead short is a closed switch or zero ohms. That's normal / correct.
If the replacement is open circuit then it's faulty / the wrong one
Wait, has the pressure been checked mechanically?
Just so you know there's no long term damage being done.
I fitted a mechanical gauge, no need for lights now.