Yamaha FZS1000N Service Manual page 372

EAS00817
6. Fuel pump resistance
S Disconnect the fuel pump coupler from the
wire harness.
S Connect the pocket tester (Ω
pump coupler as shown.
Positive tester probe  black/blue
Negative tester probe  black
S Measure the fuel pump resistance.
Fuel pump resistance
4 X 30 Ω at 20_C (68_F)
S Is the fuel pump OK?
YES
EAS00818
7. Wiring
S Check the entire fuel pump system's wiring.
Refer to "CIRCUIT DIAGRAM".
S Is the fuel system's wiring properly con-
nected and without defects?
YES
Replace the ignitor
unit.
1) to the fuel
1
2
NO
Replace the fuel
pump.
NO
Properly connect or
repair the fuel sys-
tem's wiring.
8-49
FUEL PUMP SYSTEM
ELEC