2007-2009 Suzuki LTZ90 factory service manual, Page 197Get this manual
ELECTRICAL SYSTEM
CHARGING SYSTEM
Regulatorrectifier WR BW
Fuse 10A R
Ignition switch
Battery Generator BW
TROUBLESHOOTING
Battery runs down quickly Step 1) Check accessories which use excessive amounts of electricityAre accessories being installed?
Remove accessoriesGo to Step 2