Forum Discussion

maillemaker's avatar
maillemaker
Explorer
Jan 16, 2020

Need help replacing charging circuit solenoid.

Last weekend I was driving down the road and my voltage started dropping off while driving. I assumed I had a bad alternator, so I stopped and bought a new one and replaced it, and it did not help. ...
BFL13's avatar
BFL13
Explorer II
Jan 22, 2020
" The common connection on the switch goes to the solenoid's control wire, the normally closed to the chassis run circuit,...…"

If that then opens the run circuit (to stop the blower etc) then why, when turning the key to Start does that already?

(Assuming once the solenoid is passing house battery voltage to the engine side, the run circuit will just think it is getting engine battery voltage as usual.)

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