Troubleshooting - Yamaha N MAX GPD150-A 2015 Service Manual

EAS30501

TROUBLESHOOTING

• Any of the following fail to light: turn signal lights, brake light, warning lights or indicator lights.
• The horn fails to sound.
• The fuel meter fails to come on.
• The speedometer fails to operate.
• The instantaneous fuel consumption meter fails to operation.
TIP
• Before troubleshooting, remove the following part(s):
1. Battery cover
2. Front side covers
3. Fuel tank cover
4. Storage box
5. Center lower cover
6. Upper handlebar cover assembly
1. Check the fuses.
(Main 1, taillight, signaling system,
and ABS control unit)
Refer to "CHECKING THE FUS-
ES" on page 8-99.
OK ↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-99.
OK ↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-95.
OK ↓
4. Check the entire signaling system
wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-19.
OK ↓
Check the condition of each of the sig-
naling system 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 8-95.
OK ↓
NG →
Replace the fuse(s).
NG →
• Clean the battery terminals.
• Recharge or replace the battery.
NG →
Replace the main switch.
NG →
Properly connect or replace the wire har-
ness.
NG →
The horn switch is faulty. Replace the left
handlebar switch.
8-21
SIGNALING SYSTEM