Yamaha YZFR6X(C) 2008 Service Manual page 343

8. Check the headlight relay (dimmer).
Refer to "CHECKING THE
RELAYS" on page 8-89.
OK↓
9. Check the entire lighting system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-17.
OK↓
This circuit is OK.
LIGHTING SYSTEM
NG→
Replace the headlight relay (dimmer).
NG→
Properly connect or repair the lighting
system's wiring.
8-20