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 inspectionDTC “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.
...
Spark plugs
Your motorcycle comes equipped
with ngk cr9e or denso
u27esr-n spark plugs. To determine
if the standard spark plug is
right for your usage, check the
color of the plug's porcelain center
electrode insulator after motorcycle
operation. A light brown
color indicates that the plug is correct.
...
Steering tension adjustment
Check the steering movement in the following
procedures:
by supporting the motorcycle with a jack, lift the front
wheel unit is off the floor 20 – 30 mm (0.8 – 1.2 In).
Remove the steering damper. Refer to “steering damper construction” .
Check to make sure that the cabl ...