× 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: Toyota fuel trim question
Posted to Technical Theory Forum on 11/10/2009 11 Replies

[...trimmed text...]

I have a documented case where rear trim caused a 50% shift in fuel trim on a Toyota(Lexus). The LH, (front bank #2) was at 1.04, while the RH, (rear bank #1) was at 1.5

A failed B1S2 was the cause... Login to read more.

11 Replies Received (View Replies)