Visually inspect the isc valve if necessary.

Throttle body inspection and cleaning
Throttle valve synchronizationDTC “c29” (p1654-h/l): secondary throttle
position sensor (stps) circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C29
Output voltage is not within the following
range.
Difference between actual throttle opening
and opening calculated by ecm is larger
than specified value.
0.15 V ≤ Sensor ...
Noise emission control system description
Tampering with the noise control system prohibited: local law or federal law
prohibits the following
acts or the causing thereof:
the removal or rendering inoperative by any person, other than for
purposes of maintenance, repair or
replacement, of any device or element of design in ...
Cushion rod removal and installation
Removal
Remove the right side cowling and side frame covers. Refer to “exterior
parts removal and installation” in section 9d .
Support the motorcycle with a jack to relieve load on
the cushion rod.
Remove the muffler chamber. Refer to “muffler / muffler chamber /
exhaust ...