Neutral light switch won't work ATV 250 Yamaha bear tracker Oct 26, 2017I couldn't find out why my neutral light wouldn't come on and then I found this. 1999 Yamaha Bear Tracker 250, Reviving an unused Quad! - Duration: 14:31. Harvey Spooner 3,551 views. Yamaha Wiring Diagram: Repair motorcycle and moped Yamaha Wiring Diagram. Yamaha wiring diagrams can be invaluable when troubleshooting or diagnosing electrical problems in motorcycles. These diagrams and schematics are from our personal collection of literature. No spark 2000 Yamaha bear tracker - Yamaha ATV Forum Jul 20, 2018I could use some help. I have a 2000 Yamaha bear tracker. The bike has no spark. I went through the entire harness, even removed it and toned out all wires for shorts etc. changed the coil, cdi, relays by the battery etc. I have had my eye on the stator coil but tested it for voltage and got volt..