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 playFront brake light switch inspection
Inspect the front brake light switch in the following
procedures:
disconnect the front brake light switch coupler (1).
Inspect the front brake light switch for continuity with
the tester.
If any abnormality is found, replace the front brake light switch with a new
one. Re ...
Exhaust control system description
The exhaust control system (excs) consists of the exhaust control valve (excv),
exhaust control valve actuator
(excva) and exhaust control valve cables (excv cables).
Excv is installed in the exhaust pipe. Excva is mounted inside of the right
frame. The excv is operated by the
excva via the ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Exhaust system components”
Special tool
...