FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: jscheelPlease Login or Register to create posts and topics.Post History: jscheeljscheelUserProfilePost HistoryI have been using the same unit for 5 years. if the cranking voltage is too low it will do this. Jum …In: Injectors aren't firing, possible ECU failure5 years agoBosch 044 for 2.5 years no issues.In: Which fuel pump?6 years ago