× 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: Honda 3.5 P1399 Misfire
Posted to Technical Tips Forum on 3/5/2020

When you flip the gasket it blocks some ports and not others. Then the egr is unevenly distributed and causes a misfire. Login to read more.