Yamaha Star XVS13AA(C) 2011 Service Manual page 441

Checking the signaling system
The horn fails to sound.
1. Check the horn switch.
Refer to "CHECKING THE
SWITCHES" on page 8-93.
OK ↓
2. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM (for
XVS13AA(C)/XVS13CTA(C))" on
page 8-29 and "CIRCUIT DIA-
GRAM (for XVS13CA(C))" on page
8-31.
OK ↓
Replace the horn.
The brake light fails to come on. (For XVS13AA(C)/XVS13CTA(C))
1. Check the brake light bulb and
socket.
Refer to "CHECKING THE BULBS
AND BULB SOCKETS" on page
8-98.
OK ↓
2. Check the front brake light switch.
Refer to "CHECKING THE
SWITCHES" on page 8-93.
OK ↓
3. Check the rear brake light switch.
Refer to "CHECKING THE
SWITCHES" on page 8-93.
OK ↓
4. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM (for
XVS13AA(C)/XVS13CTA(C))" on
page 8-29.
OK ↓
This circuit is OK.
SIGNALING SYSTEM
NG →
The horn switch is faulty. Replace the left
handlebar switch.
NG →
Properly connect or repair the signaling
system's wiring.
NG →
Replace the brake light bulb, socket or
both.
NG →
Replace the front brake light switch.
NG →
Replace the rear brake light switch.
NG →
Properly connect or repair the signaling
system's wiring.
8-34