Inspect exhaust control valve initially at 1 000 km (600 miles, 2 months) and every 12 000 km (7 500 miles, 24 months) thereafter
Inspect exhaust control valve as follows:


Exhaust pipe bolt and muffler bolt inspection
Valve clearance inspection and adjustmentRear wheel components
Rear axel nut
Collar
Dust seal
Bearing
Retainer
Rear sprocket
Sprocket mounting drum
Wheel damper
Bearing
Spacer
Air valve
Rear wheel
Wheel balancer
Rear tire
Dust seal
Collar
Rear brake disc
Rear axle
1 ...
DTC “c93” (p1769): steering damper
solenoid valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C93
Steering damper control current does not flow to
the solenoid valve. With ig turned on, ecm
detects a failure of internal circuit element.
Solenoid current does not converge to the ...
Cylinder head related parts inspection
Refer to “cylinder head disassembly and assembly” .
Cylinder head distortion
Decarbonize the combustion chambers.
Check the gasket surface of the cylinder head for
distortion. Use a straightedge and thickness gauge.
Take clearance readings at several places. If
readings exceed the ...