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 playHeadlight bulb and position light bulb
replacement
Caution
when you touch the bulb with your bare
hands, clean the bulb with a cloth moistened
with alcohol or soap water to prevent
premature bulb failure.
Low beam bulb
Remove the combination meter. Refer to “combination meter removal and
installation” in section 9c .
...
Rear brake disc removal and installation
Removal
Remove the rear wheel assembly. Refer to “rear wheel assembly removal
and installation” in section 2d .
Remove the rear brake disc.
Installation
Install the rear brake disc in the reverse order of
removal. Pay attention to the following points:
make sure tha ...
Speed sensor removal and installation
Removal
Remove the left side cowling. Refer to “exterior parts removal and
installation” in section 9d .
Disconnect the speed sensor lead wire coupler (1).
Remove the speed sensor (2).
Installation
Install the speed sensor in the reverse order of removal.
Pay atte ...