Yamaha Star XV1900AE 2013, Owner'S Manual

Page: 36 / 92

INSTRUMENT AND CONTROL FUNCTIONS
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4
EAU15283
EXUP system
This model is equipped with Yamaha’s
EXUP (EXhaust Ultimate Power valve)
system. This system boosts engine
power by means of a valve that regu-
lates the inner diameter of the exhaust
pipe. The EXUP system valve is con-
stantly adjusted in accordance with the
engine speed by a computer-con-
trolled servomotor.
NOTICE
ECA10192

The EXUP system has b een set
an d extensively teste d at the
Yamaha factory. Chan g in g
these settin g s without sufficient
technical knowle dg e may result
in poor performance of or d am-
a g e to the en g ine.

If the EXUP system cannot b e
hear d when the main switch is
turne d on, have a Yamaha d eal-
er check it.
EAU15306
Si d estan d
The sidestand is located on the left
side of the frame. Raise the sidestand
or lower it with your foot while holding
the vehicle upright.
TIP
The built-in sidestand switch is part of
the ignition circuit cut-off system,
which cuts the ignition in certain situa-
tions. (See the following section for an
explanation of the ignition circuit cut-
off system.)
WARNING
EWA10242
The vehicle must not b e ri dd en with
the si d estan d d own, or if the si d e-
stan d cannot b e properly move d up
(or d oes not stay up), otherwise the
si d estan d coul d contact the g roun d
an d d istract the operator, resultin g
in a possi b le loss of control.
Yamaha’s i g nition circuit cut-off
system has b een d esi g ne d to assist
the operator in fulfillin g the respon-
si b ility of raisin g the si d estan d b e-
fore startin g off. Therefore, check
this system re g ularly an d have a
Yamaha d ealer repair it if it d oes not
function properly.
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