Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionClutch Cover Installation
Using a cleaning fluid, clean off any oil or dirt that may
be on the silicone sealant coating area. Dry them with a
clean cloth.
Apply silicone sealant to the area [A] where the mating
surface of the crankcase touches the clutch cover gasket.
Sealant - Liquid Gasket, TB1211F: 92104-000 ...
KIBS Hydraulic Unit Inspection
Remove the KIBS hydraulic unit (see KIBS Hydraulic Unit
Removal).
Visually inspect the connector terminals [A].
Replace the KIBS hydraulic unit or main harness if either
of the terminals are cracked, bent, or otherwise damaged.
If the KIBS hydraulic unit connector is clogged with mud
or ...
Braking
Close the throttle completely, leaving
the clutch engaged (except when
shifting gears) so that the engine will
help slow down the motorcycle.
Shift down one gear at a time so that
you are in 1st gear when you come
to a complete stop.
When stopping, always apply both
brakes at the ...