A: This is true EXCEPT you have to run a 10 ohm resistor in the idiot light wire or the car won't shut off when you turn the key. From: Tom Jennings <tomj@xxxxxxx> To: mail@xxxxxxxxxxxx Subject: Re: More Alternator Message-ID: <20050520203429.B990@localhost> On Fri, 20 May 2005 fljab@xxxxxxxxxxx wrote: > The way I'm reading the electrical hook up is 3 wires: Main post > goes to battery +, terminal 1 spade goes to idiot light, and > terminal 2 goes to + post as well. Shouldn't the + post hookups > be switched? Either through the ignition, or via a relay that's > switched by the ignition? (I'd think the latter). Sounds right to me. No need to switch it; when the ignition turns off, the engine stops, end of story.