Troubleshooting - Yamaha 2009 Diversion XJ6S Service Manual

EAS27570

TROUBLESHOOTING

If the fuel pump fails to operate.
TIP
Before troubleshooting, remove the following part(s):
G
1.Seat
2.Fuel tank
1. Check the fuses.
(Main, ignition and fuel injection sys-
tem)
Refer to
"CHECKING THE FUSES" on
.
page 8-153
OK↓
2. Check the battery.
Refer to
"CHECKING AND CHARG-
ING THE BATTERY" on page 8-154
OK↓
3. Check the main switch.
Refer to
"CHECKING THE
SWITCHES" on page 8-149
OK↓
4. Check the engine stop switch.
Refer to
"CHECKING THE
SWITCHES" on page 8-149
OK↓
5. Check the fuel injection system
relay.
Refer to
"CHECKING THE RELAYS"
.
on page 8-157
OK↓
6. Check the fuel pump.
Refer to
"CHECKING THE FUEL
PRESSURE" on page 7-9
OK↓
7. Check the entire fuel pump system
wiring.
Refer to
"CIRCUIT DIAGRAM" on page
.
8-83
OK↓
Replace the ECU.
→
NG
→
NG
.
→
NG
.
→
NG
.
→
NG
→
NG
.
s
'
→
NG
8-87
FUEL PUMP SYSTEM
Replace the fuse(s).
Clean the battery terminals.
G
Recharge or replace the battery.
G
Replace the main switch.
Replace the right handlebar switch.
Replace the relay unit.
Replace the fuel pump.
Properly connect or repair the fuel pump
'
system s wiring.