Yamaha YP125R, Service Manual

Page: 419 / 498

SIGNALING SYSTEM
8-22
NG
→
OK
↓
NG
→
OK
↓
The tail/brake light fails to come on.
NG
→
OK
↓
NG
→
OK
↓
NG
→
OK
↓
NG
→
OK
↓
The turn signal light, turn signal indicator light or both fail to blink.
NG
→
OK
↓
2. Check the horn.
Refer to “CHECKING THE HORN”
on page 8-85. Replace the horn.
3. Check the entire signaling system
wiring.
Refer to “CIRCUIT DIAGRAM” on
page 8-19. Properly connect or repair the signaling
system wiring.
This circuit is OK.
1. Check the tail/brake light bulb and
socket.
Refer to “CHECKING THE BULBS
AND BULB SOCKETS” on page
8-76.
Replace the tail/brake light bulb, socket or
both.
2. Check the front brake light switch.
Refer to “CHECKING THE
SWITCHES” on page 8-73. Replace the front brake light switch.
3. Check the rear brake light switch.
Refer to “CHECKING THE
SWITCHES” on page 8-73. Replace the rear brake light switch.
4. Check the entire signaling system
wiring.
Refer to “CIRCUIT DIAGRAM” on
page 8-19. Properly connect or repair the signaling
system wiring.
This circuit is OK.
1. Check the turn signal light bulb and
socket.
Refer to “CHECKING THE BULBS
AND BULB SOCKETS” on page
8-76.
Replace the turn signal light bulb, socket or
both.