For #1 This article below is helpful. I learned someting new. It's better to hook it up to the accessory side instead of the ignition side. Both are hot with the key on, the accessory side will prevent any feed back to the ing. This will insure the engine turns off. I personally prefer the...
Stk wiring the white wire(Batt) goes to the + side of the Ammeter & the White/Blue is on the Neg side of the ammeter, it goes to the fuse box. FYI. Power passes thru the ammeter and the meter has + & - on it so it can be hooked up correctly to show charge and discharge. When you run a charge...
Its hard to tell in your video. The large terminal/wire on the alt goes to the + side of the batt. This connection makes the Ammeter not work. You can disconnect the wires at the ammeter and connect them together. You are correct, the 1 wire goes to the idiot light. The large white wire...