× 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: No you can't use the O2 sensors to judge a cat
Posted to Emissions Forum on 1/31/2011 2 Replies

[...trimmed text...]

What if the front sensor is an air fuel ratio sensor??

Login to read more.

2 Replies Received (View Replies)