Fuel Pump System Troubleshooting - Yamaha FZ8NA Service Manual
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Also See for FZ8NA:
- Owner's manual (108 pages) ,
- Owner's manual (108 pages) ,
- Owner's manual (108 pages)
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EAS27570
TROUBLESHOOTING
If the fuel pump fails to operate.
TIP
• Before troubleshooting, remove the following part(s):
1. Rider seat
2. Passenger seat
3. Left inner panel (FZ8SA)
4. Right inner panel (FZ8SA)
5. Left side panel (FZ8SA)
6. Right side panel (FZ8SA)
7. Front cowling (FZ8SA)
8. Fuel tank
9. Air filter case
1. Check the fuses.
(Main, ignition and fuel injection
system)
Refer to "CHECKING THE FUSES"
on page 8-185.
OK↓
2. Check the battery.
Refer to "CHECKING AND
CHARGING THE BATTERY" on
page 8-186.
OK↓
3. Check the main switch.
Refer to "CHECKING THE
SWITCHES" on page 8-179.
OK↓
4. Check the engine stop switch.
Refer to "CHECKING THE
SWITCHES" on page 8-179.
OK↓
5. Check the relay unit (fuel pump
relay).
Refer to "CHECKING THE
RELAYS" on page 8-189.
OK↓
6. Check the fuel pump.
Refer to "CHECKING THE FUEL
PUMP OPERATION" on page 7-3.
OK↓
FUEL PUMP SYSTEM
NG→
Replace the fuse(s).
NG→
• Clean the battery terminals.
• Recharge or replace the battery.
NG→
Replace the main switch/immobilizer
unit.
NG→
Replace the right handlebar switch.
NG→
Replace the relay unit.
NG→
Replace the fuel pump.
8-113
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Table of Contents
Troubleshooting
