Troubleshooting - Yamaha 2007 XP500 Service Manual

EAS27290

TROUBLESHOOTING

Any of the following fail to light: turn signal light, brake light or an indicator light.
G
The horn fails to sound.
G
The speedometer fails to operate.
G
The V-belt replacement indicator fails to come on.
G
The fuel meter(meter assembly) fails to operate.
G
NOTE:
Before troubleshooting, remove the following part(s):
1.Battery cover
2.Rear cover
3.Front cowling
4.Handlebar cover
1. Check the fuses.
(Main, ignition, signaling, backup and
lighting system)
Refer to "CHECKING THE FUSES" on
page 8-106.
OK↓
2. Check the battery.
Refer to "CHECKING AND CHARG-
ING THE BATTERY" on page 8-107.
OK↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-101.
OK↓
4. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-23.
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 8-101.
OK↓
2. Check the horn.
Refer to "CHECKING THE HORN" on
page 8-116.
OK↓
3. Check the entire signaling system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-23.
OK↓
This circuit is OK.
NG→
Replace the fuse(s).
Clean the battery terminals.
G
NG→
Recharge or replace the battery.
G
NG→
Replace the main switch.
Properly connect or repair the signaling system's
NG→
wiring.
NG→
Replace the left handlebar switch.
NG→
Replace the horn.
Properly connect or repair the signaling system's
NG→
wiring.
8-25
SIGNALING SYSTEM