× 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: Brake pressure testing
Posted to Technical Discussion Forum on 7/20/2016

Isolation valves are normally open, dump valves are normally closed. Its the dump valves that act as the gate keepers to the accumulator. Login to read more.