× 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: Downstream O2 Sensor Effects on Fuel Trim
Posted to Technical Theory Forum on 1/10/2019

Lot of good responses and links, so avail yourself of them.

Some manufacturers even have a PID for downstream [or rear] sensor fuel trim. Login to read more.