× 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: EScan And P0420
Posted to Technical Theory Forum on 3/11/2007

[...trimmed text...]

I don't think this would work, the PCM is using very fast movements and measuring from them. The difference between a good cat with some miles on it and a marginally bad cat are not that big and requi... Login to read more.