2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 350Get this manual
YFZ450S WIRING DIAGRAM R (BLACK) (BLACK) R
R YB BL RB Sb (BLACK) (BLACK) (BLACK) 15A WB
YB LB BY RB
B BY YB Sb RB (BLACK) YB R
L BL YB BL Y
OFF ON Br RW BrL (GRAY) Br BrL Br BrL (GRAY) LB
Y BL (GRAY) B
YB LB (BLACK)
BrL YB YB