Fuel Pump Module - Yamaha WaveRunner FZR-GX1800 Service Manual

– +
ELEC
Fuel system
3. Measure:
• Fuel injector resistance
Out of specification → Replace the fuel
injector.
Measurement steps:
1. Remove the fuel injector.
Refer to "Fuel tank removal" in Chapter 4.
2. Measure the fuel injector resistance.
Fuel injector resistance at 20 °C
(68 °F) (reference data):
11.5–12.5 Ω

Fuel pump module

1. Check:
• Fuel pump module operation sound
Does not sound → Measure the fuel
pump module input voltage.
Checking steps:
1. Connect a computer to the watercraft to
use the YDIS.
2. Using the "Stationary test" of the YDIS, lis-
ten for the fuel pump module operation
sound.
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