If the teeth are worn as illustrated, replace the sprocket, and inspect the drive chain wear (see Drive Chain Wear Inspection in the Periodic Maintenance chapter).
Worn Tooth (Engine Sprocket) [A] Worn Tooth (Rear Sprocket) [B] Direction of Rotation [C]
NOTE
If a sprocket requires replacement, the chain is probably worn also. When replacing a sprocket, inspect the chain.

Coupling Damper Inspection
Rear Sprocket Warp InspectionFuel Injector Audible Inspection
NOTE
Be sure the battery is fully charged.
The secondary fuel injectors are operating with following
conditions.
1. The engine speed is more than 6 000 r/min (rpm).
2. The throttle opening is more than 12°.
Remove:
Fuel Tank (see Fuel Tank Removal)
Primary Fuel Hose (see Fuel ...
Lap Counter/Coolant/Intake Air Temperature Meter
This meter shows the coolant temperature,
the intake air temperature or
the lap number. The lap number is displayed
in the stop watch mode, refer to
the “Stop Watch” item in this section.
A. Lap Counter/Coolant / Intake Air
Temperature Meter
The coolant temperature meter and
inta ...
For Primary Fuel Injectors
Remove the air cleaner housing (see Air Cleaner Housing
Removal).
Disconnect the injector connector and connect the harness
adapter [A] between these connectors as shown in
the figure.
Main Harness [B]
Primary Fuel Injector #1 [C]
Special Tool - Measuring Adapter: 57001-1700
...