2008 Yamaha Raptor 250SE / 250SE2 Factory Service Manual, Page 295Get this manual
LIGHTING SYSTEM EBS01069
3Wiring Check the entire lighting system's wiringRefer to "CIRCUIT DIAGRAM" Is the lighting system's wiring properly connected and without defects? YES Check the condition of each of the lighting system's circuitsRefer to "CHECKING THE LIGHTING SYSTEM"EBS01070