2007 Yamaha Apex Factory Service Manual, Page 273Get this manual

2007 Yamaha Apex Factory Service Manual, Page 273

SIGNAL SYSTEM SPEEDOMETER DO NOT OPERATE Check the speedometer unitRefer to "SPEEDOMETER UNIT INSPECTION" in CHAPTER 2OK
2OK OUT OF SPECIFICATION Replace andor charge the batteryRefer to "BATTERY INSPECTION" in CHAPTER 2Replace the stator coil
and pickup coil assembly Check the stator coil and pickup coilOK OUT OF SPECIFICATION Check the main switchRefer to "IGNITION
SYSTEM"OK FAULTY Replace the main switch Check the speedosensorOK FAULTY Replace the speedosensor Check the main relayRefer