Yamaha FZ 25 2021 - Troubleshooting

6-15
–+
ELEC
LIGHTING SYSTEM
TROUBLESHOOTING
Any of the following fail to light: headlight, high beam indicator light, taillight, auxiliary light or meter light.
TIP
• Before troubleshooting, remove the following part(s):
1. Passenger and rider seat
2. Left side cover and right side cover
3. Headlight
4. Remove headlight assembly
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
1. Check the each bulbs and bulb
sockets condition.
Refer to “CHECKING THE BULBS
AND BULB SOCKETS” in base
service manual B97-F8197-E0 on
page 7-60.
Replace the bulb(s) and bulb socket(s).
2. Check the fuse.
Refer to “CHECKING THE FUSES”
on page 6-106.
Replace the fuse.
3. Check the battery.
Refer to “CHECKING AND
CHARGING THE BATTERY” in base
service manual B97-F8197-E0 on
page 7-62.
• Clean the battery terminals.
• Recharge or replace the battery.
4. Check the main switch.
Refer to “CHECKING THE
SWITCHES” on page 6-105.
Replace the main switch.
5. Check the dimmer and pass.
Refer to “CHECKING THE
SWITCHES” on page 6-105.
The dimmer switch is faulty. Replace the
left handlebar switch.
6. Check the entire lighting system
wiring.
Properly connect or repair the lighting
system wiring.
This circuit is OK.
B9X-F8197-E0.book Page 15 Thursday, July 16, 2020 2:28 PM