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International Automotive Technicians Network
Re: Fuel Trim confusion
Posted to Technical Discussion Forum on 12/20/2012

Sorry, got off topic.

As far as the time on the screen, I don't really expect the trims to change that much at idle, I like to watch how the things that effect the trims change. The view of the O2 sensors in particular changes drastically with the amount of ... Login to read more.