2002 Honda CR 250 R "gear light recon" Questions

gear light blinks repeatedly and it can only be shifted manually with the tool. I do not have the break down book, can someone tell me what the #1 blinking light might indicate because the shifting is

gear with the stand down. The switch can fail or get unplugged or dirty, The buke will run if the bike is in neutral with the stand down but the neutral light has to work. If the battery is low or bad