FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: VintageSpeed2Please Login or Register to create posts and topics.Post History: VintageSpeed2VintageSpeed2UserProfilePost HistoryI finally made some progress hunting down the lean tip in issue. I contacted Fitech after a year try …In: Lean/rich stumble bog solutions6 years agoDo not use 74.5 PWM on FCC2 it boils the fuel inside the cell and causes vapor lock. Drop it down to …In: FCC2 and pwm setting6 years agoDid you get any answer back from them? I see lot of guys have this type of issues me including. They …In: Awful lean stumble after coast6 years ago
