Yamaha MT-01 T 2005 - Troubleshooting

ELECTRIC STARTING SYSTEM
7-9
EAS27190
TROUBLESHOOTING
The starter motor fails to turn.
NOTE:
• Before troubleshooting, remove the following part(s):
1. Seat
2. Fuel tank
3. Air filter case
4. Oil tank
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
NG →
OK ↓
1. Check the fuses.
(Main, ignition, auto
decompression, and ECU)
Refer to “CHECKING THE FUSES”
on page 7-93.
Replace the fuse(s).
2. Check the battery.
Refer to “CHECKING AND
CHARGING THE BATTERY” on
page 7-94.
• Clean the battery terminals.
• Recharge or replace the battery.
3. Check the starter motor.
Refer to “CHECKING THE
STARTER MOTOR” on page 5-72.
Repair or replace the starter motor.
4. Check the relay unit (starting circuit
cut-off relay).
Refer to “CHECKING THE
RELAYS” on page 7-96.
Replace the relay unit.
5. Check the relay unit (diode).
Refer to “CHECKING THE RELAY
UNIT (DIODE)” on page 7-98.
Replace the relay unit.
6. Check the starter relay.
Refer to “CHECKING THE
RELAYS” on page 7-96.
Replace the starter relay.
7. Check the main switch.
Refer to “CHECKING THE
SWITCHES” on page 7-89.
Replace the main switch/immobilizer unit.