2008 Yamaha Raptor 250SE / 250SE2 Factory Service Manual, Page 275Get this manual
IGNITION SYSTEM EBS01045 EBS01044
TROUBLESHOOTING The ignition system fails to operate (no spark or intermittent spark)Check: 1fuse 2battery 3spark plug 4ignition spark gap 5ignition coil resistance 6main switch 7engine stop switch 8pickup coil resistance 9wiring connections (of the entire ignition system) NOTE: Before troubleshooting, remove the following part(s): 1seat 2front panel 3front fender 4rear fender 5side cover Troubleshoot with the following special tool(s)Ignition checker 90890-06754 Opama pet-4000 spark checker YM-34487 Pocket tester 90890-03112 Analog pocket tester YU-03112-C
EBS01043