Reply To: F1 light diagnosis -GT250R 2016 Jul 19, 2025 at 6:57 PM #20094 FJ👤 Member🖊 Topic Author Topics: 2Replies: 23Country: MauritiusBike Model: Hyosung GT250R Thanks for replying, no I have not connected these wires to the 2 pin one, they were likely there when I got the bike. The 4 pin one is empty. I’ll see if I can get the codes, thank you.