Charging System Troubleshooting - Yamaha R1 Series 2015 Service Manual

EAS30497
TROUBLESHOOTING
The battery is not being charged.
TIP
• Before troubleshooting, remove the following part(s):
1. Front side cowling/Front panel/Side cover bracket/Electrical components tray
2. Rider seat
1. Check the fuse.
(Main)
Refer to "CHECKING THE FUSES"
on page 8-180.
OK
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-181.
OK
3. Check the stator coil.
Refer to "CHECKING THE STA-
TOR COIL" on page 8-187.
OK
4. Check the rectifier/regulator.
Refer to "CHECKING THE RECTI-
FIER/REGULATOR" on page
8-188.
OK
5. Check the entire charging system's
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-17.
OK
The charging system circuit is OK.
Replace the fuse.
NG
• Clean the battery terminals.
• Recharge or replace the battery.
NG
Replace the stator coil assembly.
NG
Replace the rectifier/regulator.
NG
Properly connect or repair the charging
system's wiring.
NG
8-21
CHARGING SYSTEM