tangio Profile Topics Started Replies Created Engagements Favourites Search topics: Forum Topics Started Viewing topic 1 (of 1 total) Topics Last Post [Solved] GV 250 EFI 2008 – C27 fault / ISC issue, idle speed too high Started by: tangio in: 🔧 Hyosung Technical Help 2 3 1 week ago tangio Viewing topic 1 (of 1 total)