1987-2003 Yamaha YFZ350 Banshee supplementary service manual, Page 238Get this manual
LIGHTING SYSTEM
TROUBLESHOOTING
Before this troubleshooting, remove the front fender and rear fender
HEADLIGHT DOES NOT COME ON
1Headlight bulb conduct check Remove the headlight bulb (1)Refer to "CHAPTER 2HEADLIGHT BULB REPLACEMENT" sectionConnect the Pocket Tester (YU-03112)to the bulb terminals as shown, and check the bulb for continuity
CONTINUITY DOES NOT EXIST ON CIRCUIT