Yamaha VMAX 2009 - Troubleshooting

ELECTRIC STARTING SYSTEM
8-10
EAS27190
TROUBLESHOOTING
The starter motor fails to turn.
T
IP
• Before troubleshooting, remove the following part(s):
1. Top cover
2. Right side cover
NG →
OK ↓
NG →
OK ↓
OK →
NG ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
1. Check the fuses.
(Main and ignition)
Refer to “CHECKING THE FUS-
ES” on page 8-133.
Replace the fuse(s).
2. Check the battery.
Refer to “CHECKING AND
CHARGING THE BATTERY” on
page 8-134.
• Clean the battery terminals.
• Recharge or replace the battery.
3. Check the starter motor operation.
Refer to “CHECKING THE START-
ER MOTOR OPERATION” on page
8-141.
Starter motor is OK. Perform the electric
starting system troubleshooting, starting
with step 5.
4. Check the starter motor.
Refer to “CHECKING THE START-
ER MOTOR” on page 5-46.
Repair or replace the starter motor.
5. Check the relay unit (starting circuit
cut-off relay).
Refer to “CHECKING THE RE-
LAYS” on page 8-137.
Replace the relay unit.
6. Check the relay unit (diode).
Refer to “CHECKING THE RELAY
UNIT (DIODE)” on page 8-138.
Replace the relay unit.
7. Check the starter relay.
Refer to “CHECKING THE RE-
LAYS” on page 8-137.
Replace the starter relay.
8. Check the main switch.
Refer to “CHECKING THE
SWITCHES” on page 8-129.
Replace the main switch/immobilizer unit.