Troubleshooting - Yamaha MT-01 Service Manual

Manuals by Motomatrix / www.motomatrix.co.uk
EAS27290

TROUBLESHOOTING

• Any of the following fail to light: turn signal light, brake light or indicator light.
• The horn fails to sound.
• The speedometer fails to operate.
NOTE:
• Before troubleshooting, remove the following part(s):
1. Seat
2. Fuel tank
3. Air filter case
4. Headlight assembly
1. Check the fuses.
(Main, ignition, signaling system,
parking lighting, and ECU)
Refer to "CHECKING THE FUSES"
on page 7-93.
OK ↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 7-94.
OK ↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 7-89.
OK ↓
4. Check the entire signaling system
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 7-19.
OK ↓
Check the condition of each of the
signaling system's circuits. Refer to
"Checking the signaling system".
Checking the signaling system
The horn fails to sound.
1. Check the horn switch.
Refer to "CHECKING THE
SWITCHES" on page 7-89.
OK ↓
2. Check the horn.
Refer to "CHECKING THE HORN"
on page 7-102.
OK ↓
Email: info@motomatrix.co.uk
NG →
Replace the fuse(s).
NG →
• Clean the battery terminals.
• Recharge or replace the battery.
NG →
Replace the main switch/immobilizer unit.
NG →
Properly connect or repair the signaling
system wiring.
NG →
Replace the left handlebar switch.
NG →
Replace the horn.
7-21
SIGNALING SYSTEM