If the fuel pump relay is normal, check the wiring to the fuel pump relay (see Fuel Pump Relay Circuit).
Special Tool - Hand Tester: 57001-1394
If the wiring is good, check the ECU for its ground and power supply (see ECU Power Supply Inspection in the Fuel System (DFI) chapter).
If the ground and power supply are good, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).
Fuel Pump Relay Circuit
1. ECU
2. Engine Stop Switch
3. Ignition Switch
4. Joint Connector F
5. Fuse Box 1
6. Ignition Fuse 15 A
7. Relay Box
8. Fuel Pump Relay
9. Fuel Pump
10. Frame Ground 1
11. Frame Ground 3
12. Starter Relay
13. ECU Fuse 15 A
14. Main Fuse 30 A
15. Battery
16. Engine Ground
Stick Coil #1: Service Code 51
Stick Coil #2: Service Code 52
Stick Coil #3: Service Code 53
Stick Coil #4: Service Code 54
Fuel Pump Relay Removal/InstallationCompression Damping Force Adjustment
The compression damping force adjusters
for high and low speeds are located
on the gas reservoir at the left
side of the rear shock absorber.
A. High Speed Adjuster
B. Low Speed Adjuster
NOTE
Turning the high speed adjuster has
the low speed adjuster turning. Although
the low speed adju ...
Fuel Tank
The following octane rating gasoline
is recommended for the fuel tank.
Avoid filling the tank in the rain or where
heavy dust is blowing so that the fuel
does not get contaminated.
A. Tank Cap
B. Fuel Tank
C. Top Level
D. Filler Neck
WARNINGGasoline is extremely flammable
an ...
Crankcase Assembly
NOTICE
The upper and lower crankcase halves are machined
at the factory in the assembled state, so the
crankcase halves must be replaced as a set.
With a high flash-point solvent, clean off the mating surfaces
of the crankcase halves and wipe dry
WARNINGGasoline and low flash-poin ...
