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 playGearshift lever height inspection and
adjustment
Inspect and adjust the gearshift lever height in the
following procedures:
inspect the gearshift lever height “a” between the
lever top and footrest.
Adjust the gearshift lever height if necessary.
Gearshift lever height “a”
standard: 65 – 75 mm (2.6 – 3.0 In)
Loosen the l ...
Iat sensor removal and installation
Removal
Remove the air cleaner box. Refer to “air cleaner box removal and
installation” in section 1d .
Remove the iat sensor (1) from the air cleaner box.
Installation
Install the iat sensor in the reverse order of removal.
Pay attention to the following point:
t ...
Rear brake master cylinder parts inspection
Refer to “rear brake master cylinder disassembly and assembly” .
Master cylinder
Inspect the master cylinder bore for any scratches or
other damage.
Piston / rubber parts
Inspect the piston surface for any scratches or other
damage.
Inspect the primary cup, secondary cup and dust boot
...