Yamaha FX Nytro 2008 Manuel D'atelier page 648

4
3
1
THROTTLE BODY
FUEL PRESSURE INSPECTION
1. Inspect:
• Fuel pressure
2 Measurement steps:
• Remove the fuel hose connector holder, and
then disconnect the fuel hose.
Refer to "SEAT AND FUEL TANK" in CHAP-
TER 5.
• Connect the fuel pressure adapter 1 between
the fuel hose 2 and fuel pump 3.
• Connect the pressure gauge 4 to the fuel pres-
sure adapter.
Pressure gauge:
Fuel pressure adapter:
• Start the engine.
• Measure the fuel pressure.
Fuel pressure:
→
Faulty
7-32
FI
90890-03153
YU-03153
90890-03176
YM-03176
2
324 kPa (3.24 kg/cm , 46.1 psi)
Replace the fuel pump.