Yamaha WaveRunner GP1300R 2003 Manuel D'atelier page 402

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ELEC
FUEL CONTROL SYSTEM
FUEL PUMP
1. Check:
• Fuel pump operating sound
No sound → Measure the fuel pressure.
Refer to "FUEL INJECTION SYSTEM"
in Chapter 4.
FUEL SENDER
1. Measure:
• Fuel sender resistance
Out of specification → Replace.
Float
position
A
B
7-25
E
Resistance (Ω)
133.5–136.5
5–7