Inspect steering system initially at 1 000 km (600 miles, 2 months) and every 12 000 km (7 500 miles, 24 months) thereafter
Steering should be adjusted properly for smooth turning of handlebars and safe running. Overtighten steering prevents smooth turning of the handlebars and too loose steering will cause poor stability.
If play is found, readjust the steering. Refer to “steering tension adjustment” in section 6b .

Tire inspection
Front fork inspectionRear suspension inspection
Inspect rear suspension
every 12 000 km (7 500 miles, 24 months)
Inspect the rear shock absorber for oil leakage and
check that there is no play in the swingarm.
Replace any defective parts, if necessary. Refer to “rear shock absorber removal
and installation” in section 2c , “cushion lever ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Rear brake components”
Special tool
...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...