Troubleshooting - Yamaha XV19SX(C) Service Manual

EAS27190

TROUBLESHOOTING

The starter motor fails to turn.
NOTE:
• Before troubleshooting, remove the following part(s):
1. Rider seat
2. Tool kit tray
3. Headlight assembly
1. Check the fuses.
(Main, ignition and ECU (for
XV19S(C)/ XV19M(C)/
XV19CTS(C)/ XV19CTM(C)))
Refer to "CHECKING THE FUS-
ES" on page 7-75.
OK ↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 7-76.
OK ↓
3. Check the starter motor operation.
Refer to "CHECKING THE START-
ER MOTOR OPERATION" on page
7-85.
NG ↓
4. Check the starter motor.
Refer to "CHECKING THE START-
ER MOTOR" on page 5-84.
OK ↓
5. Check the relay unit (starting circuit
cut-off relay).
Refer to "CHECKING THE RE-
LAYS" on page 7-79.
OK ↓
6. Check the relay unit (diode).
Refer to "CHECKING THE DI-
ODES" on page 7-81.
OK ↓
7. Check the diode 1. (for XV19S(C)/
XV19M(C)/ XV19CTS(C)/
XV19CTM(C))
Refer to "CHECKING THE DI-
ODES" on page 7-81.
OK ↓
ELECTRIC STARTING SYSTEM
NG →
Replace the fuse(s).
NG →
• Clean the battery terminals.
• Recharge or replace the battery.
OK →
Starter motor is OK. Perform the electric
starting system troubleshooting, starting
with step 5.
NG →
Repair or replace the starter motor.
NG →
Replace the relay unit.
NG →
Replace the relay unit.
NG →
Replace the diode 1.
7-11