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Re: Just what IS the fuel trim PID anyway?
Posted to Technical Theory Forum on 10/14/2019 3 Replies

I enjoyed reading your lengthy post.

Going back to when I attended many classes for drivability, one thing that was always stressed was maintaining a air/fuel ratio of 14.7 to 1. Fancy term... Stoichiometric. The vehicle with the injector issue was giving yo... Login to read more.

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