Inspect the camshaft sprocket in the following procedures:
If they are worn or damaged, replace the sprocket/ camshaft assembly and cam chain as a set.

Camshaft inspection
Cam chain tension adjuster inspectionEcm / various sensors
Since each component is a high-precision part, great
care should be taken not to apply any severe impacts
during removal and installation.
Be careful not to touch the electrical terminals of the
electronic parts (ecm, etc.). The static electricity from
your body may damage them. ...
Swingarm related parts inspection
Refer to “swingarm removal and installation” (page 2c-
9).
Spacers
Remove the collar and spacer from the swingarm.
Inspect the collars and spacer for wear and damage.
If any defects are found, replace them with new
ones.
Chain buffer
Inspect the chain buffer for wear and ...
Injection timing description
Injection time (injection volume)
The factors to determine the injection time include the basic fuel injection
time, which is calculated on the basis of the
intake air pressure, engine speed and throttle opening angle, and various
compensations. These compensations are
determined according to ...