× 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: Help with Negative Fuel Trims
Posted to Technical Discussion Forum on 6/26/2013 2 Replies

[...trimmed text...]

stick with the fuel trim pat . that comes first .

pull the PCV out and watch trims .

with the valve blocked off , and in fresh air .

[...trimmed text...]

Login to read more.

2 Replies Received (View Replies)