just like a bulb... will read ground on either terminal because the filament makes the bridge. A bulb is not more than a controled short to become it on a light source thanks to oxigen absence to burn it out like it was a complete short to burn. Well, an alt is more less the same, with the rotor just like the filament in a bulb

Last edited by NachoRT74; 09/22/20 05:32 PM.
With a Charger born in Chrysler assembly plant in Valencia, Venezuela