× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: One Wire Alternator Questions
Posted to Technical Theory Forum on 10/29/2003

Yes the guy flips the alternator switch right before he leaves the line.

They have to be switched some way, or they will drain the battery. A diode in the line will prevent the discharge, in absence of a switch.

My first exposure to these one wire alternat... Login to read more.