× 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: Spark PLug Testers
Posted to Tool & Equipment Forum on 8/21/2021

Leonard, based on Kirchhoff's Laws, the voltage is the same in all branches of a parallel circuit. In a motor vehicle, or a battery charger that is charging a battery, they are connected in parallel with each other. IOW under all conditions and circumstances, ... Login to read more.