Adjust the engine idle speed periodically on the engine at normal operating temperature.
To adjust the idle speed:

Engine oil and filter change
Throtile cable playRear combination light removal and installation
Removal
Remove the frame cover assembly. Refer to “exterior parts removal and
installation” in section 9d .
Remove the clamps (1).
Disconnect the combination light coupler (2).
Remove the rear combination light assembly (3).
Remove the combination light brack ...
Electrical parts connector / coupler
Faulty fi system is often related to poor electrical
contact of connector/coupler. Before servicing
individual electronic part, check electrical contact of
the connector/coupler.
When connecting a connector, be sure to push it in
until a click is felt.
With a lock type coupler ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Handlebar components” “steering components” “steering
damper construction”
Special tool
...