Instrument and control functions
3-4
3
lig
ht remains on after addin g oil,
stop the en gine an d have a Yamaha
d ealer check the vehicle.
EAU88880
Coolant temperature warnin g
lig ht “ ”
This warning light comes on when the
engine is overheating. If this occurs,
stop the engine immediately and allow
the engine to cool. (See page 6-36.)
For vehicles with a radiator fan, the ra-
diator fan(s) automatically switch on or
off according to the coolant tempera-
ture.TIPWhen the vehicle is turned on, the light
will come on for a few seconds, and
then go off. If the light does not come
on, or if the light remains on, have a
Yamaha dealer check the vehicle.NOTICE
ECA10022
Do not continue to operate the en-
g ine if it is overheatin g.
EAU91840
Malfunction in dicator li ght
(MIL) “ ”
This light comes on or flashes if a prob-
lem is detected in the engine or other
vehicle control system. If this occurs,
have a Yamaha dealer check the on-
board diagnostic system. The electri-
cal circuit of the warning light can be
checked by turning the vehicle power
on. The light should come on for a few
seconds, and then go off. If the light
does not come on initially when the ve-
hicle power is turned on, or if the light
remains on, have a Yamaha dealer
check the vehicle.NOTICE
ECA26820
If the MIL starts flashin g, re duce en-
g ine spee d to prevent exhaust sys-
tem damag e.TIPThe engine is sensitively monitored by
the on-board diagnostic system to de-
tect deterioration or malfunction of the
emission control system. Therefore the
MIL may come on or flash due to vehi-
cle modifications, lack of maintenance, or excessive/improper use of the mo-
torcycle. To prevent this, observe
these precautions.
Do not attempt to modify the soft-
ware of the engine control unit.
Do not add any electrical acces-
sories that interfere with engine
control.
Do not use aftermarket accesso-
ries or parts such as suspension,
spark plugs, injectors, exhaust
system, etc.
Do not change the drivetrain
specifications (chain, sprockets,
wheels, tires, etc.).
Do not remove or alter the O2 sen-
sor, air induction system, or ex-
haust parts (catalysts or EXUP,
etc.).
Maintain the drive chain properly.
Maintain correct tire pressure.
Maintain proper brake pedal
height to prevent rear brake from
dragging.
Do not operate the vehicle in an
extreme manner. For example, re-
peated or excessive opening and
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