If the rocker arm [A] does not smoothly stroke or noise is found, inspect the fasteners and bearings (see Tie-Rod/Rocker Arm Bearing, Sleeve Inspection in the Suspension chapter).

In this photo, the foot guard has been removed for clarity.
Front Forks/Rear Shock Absorber Operation Inspection
Tie-Rod Operation InspectionShift Fork/Gear Groove Wear Inspection
Measure the thickness of the shift fork ears [A], and measure
the width [B] of the gear grooves.
If the thickness of a shift fork ear is less than the service
limit, the shift fork must be replaced.
Shift Fork Ear Thickness
Standard: 5.7 6.0 mm (0.224
0.236 in.)
Service Limit: 5.6 mm ...
Drive Chain Slack Inspection
NOTE
Check the slack with the motorcycle setting on its sidestand.
Clean the chain if it is dirty, and lubricate it if it appears
dry.
Check the wheel alignment (see Wheel Alignment Inspection).
Rotate the rear wheel to find the position where the chain
is tightest.
Measure the ver ...
Exhaust Butterfly Valve Actuator Sensor Input Voltage Inspection
NOTE
Be sure the battery is fully charged.
Turn the ignition switch to OFF.
Remove the front seat (see Front Seat Removal in the
Frame chapter).
Remove the screws [A] and the exhaust butterfly valve
actuator temporarily with the cables installed.
Disconnect the exhaust butterf ...