If there are notches worn into the splines, replace the sub clutch hub. Also, replace the steel plates if their teeth are damaged.

Clutch Housing Finger Inspection
Damper Cam InspectionCooling System Flushing
Over a period of time, the cooling system accumulates
rust, scale, and lime in the water jacket and radiator. When
this accumulation is suspected or observed, flush the cooling
system. If this accumulation is not removed, it will clog
up the water passage and considerable reduce the efficiency
...
For Secondary Fuel Injectors
Remove the fuel tank (see Fuel Tank Removal).
Disconnect the secondary fuel injector connector [A].
Connect a digitalmeter to the terminals in each secondary
fuel injector [A].
Measure the secondary fuel injector resistance.
Secondary Fuel Injector Resistance
Standard: Abo ...
Caliper Fluid Seal Damage
The fluid seal (piston seal) [A] is placed around the piston
to maintain clearance between the pad and the disc. If
the seal is in a poor condition, it could lead the pad to wear
excessively or the brake to drag, which may cause the temperature
of the discs or the brake fluid to increase.
Re ...