Yamaha XSR900 2022, Service Manual

Page: 357 / 726

8-10
ELECTRIC STARTING SYSTEM
EAS30495
TROUBLESHOOTING
The starter motor fails to turn.
TIP
• Before troubleshooting, remove the following part(s):
1. Rider seat
2. Fuel tank cover
3. Fuel tank
4. Air filter case
5. Canister
1. Check the fuses.
(Main, backup 2, ignition, and igni-
tion 2)
Refer to “CHECKING THE FUS-
ES” on page 8-40.
NG
→
Replace the fuse(s).
OK
↓
2. Check the battery.
Refer to “CHECKING AND
CHARGING THE BATTERY” on
page 8-41.
NG
→
• Clean the battery terminals.
• Recharge or replace the battery.
OK
↓
3. Check the starter motor operation.
Refer to “CHECKING THE START-
ER MOTOR OPERATION” on
page 8-45.
OK
→
Starter motor is OK. Perform the electric
starting system troubleshooting, starting
with step (5).
NG
↓
4. Check the starter motor.
Refer to “CHECKING THE START-
ER MOTOR” on page 5-44. NG
→
Repair or replace the starter motor.
OK
↓
5. Check the relay unit (starting circuit
cut-off relay).
Refer to “CHECKING THE RE-
LAYS” on page 8-42.
NG
→
Replace the relay unit.
OK
↓
6. Check the relay unit (diode).
Refer to “CHECKING THE RELAY
UNIT (DIODE)” on page 8-43. NG
→
Replace the relay unit.
OK
↓
7. Check the starter relay.
Refer to “CHECKING THE RE-
LAYS” on page 8-42. NG
→
Replace the starter relay.
OK
↓