Reply To: GV125S-EFI Only sparking on 1 cylinder Forums 🚥 PiT STOP 🔧 Hyosung Technical Help GV125S-EFI Only sparking on 1 cylinder Reply To: GV125S-EFI Only sparking on 1 cylinder Oct 17, 2022 at 3:48 PM #8890 SimonMember Topics: 1Replies: 353 Look up on YouTube it’s quite simple as they are diodes & should only allow one way travel
