What are the three wires on a Ford alternator?
What are the three wires on a Ford alternator? The three wire types in a three-wire alternator include the battery positive wire, the voltage sensing wire, and the ignition input wire. The battery positive wire connects to the starter. The voltage sensing wire connects to the battery, and the ignition wire connects from the alternator to the key switch. What are the 3 wires on an alternator? When you think of a regular GM alternator with a built-in regulator, most people call it a 3-wire alternator, but really there's only two wires. There's the main charge wire, the exciter wire,...