EAS30514
TROUBLESHOOTING
If the fuel pump fails to operate.
TIP
• Before troubleshooting, remove the following part(s):
1. Front cowling assembly
2. Storage box
3. Fuel tank
1. Check the fuses.
(Main, ignition, backup and fuel in-
jection system)
Refer to "CHECKING THE FUSES"
on page 8-229.
OK
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-230.
OK
3. Check the engine stop switch.
Refer to "CHECKING THE
SWITCHES" on page 8-221.
OK
4. Check the ignition system relay.
Refer to "CHECKING THE RE-
LAYS" on page 8-233.
OK
5. Check the fuel injection system re-
lay.
Refer to "CHECKING THE RE-
LAYS" on page 8-233.
OK
6. Check the fuel pump.
Refer to "CHECKING THE FUEL
PRESSURE" on page 7-12.
OK
7. Check the entire fuel pump sys-
tem's wiring.
Refer to "CIRCUIT DIAGRAM" on
page 8-135.
OK
Replace the ECU and/or remote con-
trol unit.
Replace the fuse(s).
NG
• Clean the battery terminals.
• Recharge or replace the battery.
NG
The engine stop switch is faulty. Replace
the handlebar switch (right).
NG
Replace the ignition system relay.
NG
Replace the fuel injection system relay.
NG
Replace the fuel pump assembly.
NG
Properly connect or replace the wire har-
ness.
NG
8-141
FUEL PUMP SYSTEM