× 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: Failed ASM test, diagnostic information
Posted to Emissions Forum on 2/12/2014

Shannon,

I'd be concerned about the b1s1 reading trending very rich and the b1s2 reading trending very lean the longer it is run. Login to read more.