AVXHATCH

I will be turboing my car within 3 weeks, and i had a cuple questions. first what is intialize? do i set everything then intialize to save? or will intialize reset all my settings? if so how do i save my settings on safc? also this will be my first time street tuning safc with a wideband so i know i am suppost to shoot for a 14.7 af ratio during idle and during normal driving. so how will i set the difference between the 2?how do i set my normal driving af ratio?