Replace it if necessary.

Inner Tube Inspection
Spring Tension InspectionShift Pedal Removal
Remove:
Shift Lever Bolt [A]
Front Footpeg Bracket Bolts [B]
If the tie-rod [C] is to be removed from the shift pedal and
the shift lever, loosen the tie-rod locknuts [D].
The front tie-rod locknut is left-hand thread.
Remove:
Shift Pedal Mounting Bolt [A]
...
Special Tools and Sealant
Oil Pressure Gauge, 5 kgf/cm²:
57001-125
Hand Tester:
57001-1394
Needle Adapter Set:
57001-1457
Extension Tube:
57001-1578
Fuel Pressure Gauge Adapter:
57001-1593
Fuel Hose:
57001-1607
Measuring Adapter:
57001-1700
Liquid Gasket, TB1211:
56019-120
...
Clutch Plate, Wear, Damage Inspection
Visually inspect the friction and steel plates for signs of
seizure, overheating (discoloration), or uneven wear.
Measure the thickness of each friction plate [A] at several
points.
If any plates show signs of damage, or if they have worn
past the service limit, replace them with new on ...