Troubleshooting - Yamaha XG250 Service Manual

EAS27290

TROUBLESHOOTING

Any of the following fail to light: turn signal light, brake light or an indicator light.
●
The horn fails to sound.
●
NOTE:
Before troubleshooting, remove the following part(s):
1. Seat
2. Side cover (left/right)
3. Fuel tank side cover (left/right)
4. Fuel tank
5. Tool box (left/right)
1. Check the fuse.
Refer to "CHECKING THE FUSE" on
page 7-37.
OK↓
2. Check the battery.
Refer to "CHECKING AND CHARG-
ING THE BATTERY" on page 7-38.
OK↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 7-33.
OK↓
4. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 7-19.
OK↓
This circuit is OK.
Check the signaling system
The horn fails to sound.
1. Check the horn switch.
Refer to "CHECKING THE
SWITCHES" on page 7-33.
OK↓
2. Check the horn.
Refer to "CHECKING THE HORN"
on page 7-45.
OK↓
3. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 7-19.
OK↓
This circuit is OK.
NG→
Replace the fuse.
Clean the battery terminals.
●
NG→
Recharge or replace the battery.
●
NG→
Replace the main switch.
Properly connect or repair the signaling sys-
NG→
tem's wiring.
NG→ Replace the left handlebar switch.
NG→ Replace the horn.
Properly connect or repair the signaling sys-
NG→
tem's wiring.
7-21
SIGNALING SYSTEM