2-14 PERIODIC MAINTENANCE
Periodic Maintenance Procedures
Fuel System (DFI)
Fuel Hose Inspection (fuel leak, damage,
The fuel hose is designed to be used throughout the mo-
torcycle's life without any maintenance. However, if the
motorcycle is not properly handled, the high pressure in-
side the fuel line can cause fuel to leak [A] or the hose to
burst. Remove the fuel tank (see Fuel Tank Removal in
the Fuel System (DFI) chapter) and check the fuel hose.
Replace the fuel hose if any fraying, cracks [B] or bulges
[C] are noticed.
Check that the hoses are routed according to Cable, Wire
and Hose Routing section in the Appendix chapter.
Replace the hose if it has been sharply bent or kinked.
Hose Joints [A]
Fuel Hose [B]
Check that the hose joints are securely connected.
Push and pull [A] the hose joint [B] back and forth more
than two times, and make sure it is locked.
If it does not locked, reinstall the hose joint.
Make sure the hose joint is installed correctly on the
delivery pipe by sliding the joint, or the fuel could
Throttle Control System Inspection
Check the throttle grip free play [A].
If the free play is incorrect, adjust the throttle cable.
Throttle Grip Free Play
Check that the throttle grip moves smoothly from close to
full open, and the throttle closes quickly and completely
in all steering positions by the return spring.
If the throttle grip doesn't return properly, check the throt-
tle cable routing, grip free play, and cable damage. Then
lubricate the throttle cable.
Run the engine at the idle speed, and turn the handlebar
all the way to the right and left to ensure that the idle speed
If the idle speed increases, check the throttle grip free play
and the cable routing.
2 ∼ 3 mm (0.08 ∼ 0.12 in.)
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