Yamaha WR250F(N) Owner's Service Manual page 24

CHAPTER 6
ELECTRICAL
ELECTRICAL COMPONENTS
AND WIRING DIAGRAM .......................... 6-1
MAP-CONTROLLED CDI UNIT ................ 6-2
IGNITION SYSTEM ................................... 6-3
THROTTLE POSITION
SENSOR SYSTEM ................................... 6-7
LIGHTING SYSTEM ............................... 6-11
CHAPTER 7
TUNING
ENGINE ..................................................... 7-1
CHASSIS ................................................ 7-11