2018 YAMAHA YZF-R3 tow

Instrument and control functions
3-6
3 The fuel meter indicates the amount of
fuel in the fuel tank.
When the key is turned to “ ”, the dis-
play segments of the fuel meter will
sweep once across the fuel level range
and then return to the current amount
in order to test the electrical circuit.
The display segments of the fuel meter
disappear from “F” (full) towards “E”
(empty) as the fuel level decreases.
When the last segment starts flashing,
refuel as soon as possible.
TIP
If a problem is detected in the fuel me-
ter electrical circuit, the fuel meter will
flash repeatedly.
Coolant temperature meter
The coolant temperature meter indi-
cates the temperature of the coolant.
When the key is turned to “ ”, the dis-
play segments of the digital coolant
temperature meter will sweep once
across the temperature range and then
return to “C” in order to test the electri-
cal circuit.
If the last segment on the right flashes,
stop the vehicle, then stop the engine,
and let the engine cool. (See page
6-40.)
NOTICE
ECA10022
Do not continue to operate the en-
g
ine if it is overheatin g.
TIP
The coolant temperature varies with
changes in the weather and engine
load.
Transmission gear display
This display shows the selected gear.
The neutral position is indicated by “ ”
and by the neutral indicator light.
Multi-function display
The multi-function display is equipped
with the following:  an odometer
1. Coolant temperature meter
1
1. Neutral indicator light “ ”
2. Transmission gear display
1. Multi-function display
12
MPH
km/h
km
1
UBR5E0E0.book Page 6 Wednesday, July 5, 2017 11:10 AM

Instrument and control functions
3-12
3
TIP
When the switch is set to low beam,
only the right headlight bulb comes on.
When the switch is set to high beam,
both headlight bulbs come on.
EAU12461Turn si gnal switch “ / ”
To signal a right-hand turn, push this
switch to “ ”. To signal a left-hand
turn, push this switch to “ ”. When
released, the switch returns to the cen-
ter position. To cancel the turn signal
lights, push the switch in after it has re-
turned to the center position.
EAU12501Horn switch “ ”
Press this switch to sound the horn.
EAU12662En gine stop switch “ / ”
Set this switch to “ ” before starting
the engine. Set this switch to “ ” to
stop the engine in case of an emergen-
cy, such as when the vehicle overturns
or when the throttle cable is stuck.
EAU12713Start switch “ ”
Push this switch to crank the engine
with the starter. See page 5-2 for start-
ing instructions prior to starting the en-
gine.
EAU62500The engine trouble warning light will
come on when the key is turned to “ ”
and the start switch is pushed, but this
does not indicate a malfunction.
EAU12822
Clutch lever
The clutch lever is located on the left
side of the handlebar. To disengage
the clutch, pull the lever toward the
handlebar grip. To engage the clutch,
release the lever. The lever should be
pulled rapidly and released slowly for
smooth clutch operation.
The clutch lever is equipped with a
clutch switch, which is part of the igni-
tion circuit cut-off system. (See page
3-24.)
1. Clutch lever
1
UBR5E0E0.book Page 12 Wednesday, July 5, 2017 11:10 AM

Instrument and control functions
3-13
3
EAU12872
Shift pe dal
The shift pedal is located on the left
side of the motorcycle and is used in
combination with the clutch lever when
shifting the gears of the 6-speed con-
stant-mesh transmission equipped on
this motorcycle.
EAU12892
Brake lever
The brake lever is located on the right
side of the handlebar. To apply the
front brake, pull the lever toward the
throttle grip.
1. Shift pedal
1
1. Brake lever
1
UBR5E0E0.book Page 13 Wednesday, July 5, 2017 11:10 AM

Operation and important rid ing points
5-3
5
EAU16673
Shiftin g
Shifting gears lets you control the
amount of engine power available for
starting off, accelerating, climbing hills,
etc.
The gear positions are shown in the il-
lustration.
TIP
To shift the transmission into the neu-
tral position, press the shift pedal down
repeatedly until it reaches the end of its
travel, and then slightly raise it.
NOTICE
ECA10261
Even with the transmission in
the neutral position, d o not
coast for lon g period s of time
with the en gine off, an d d o not
tow the motorcycle for lon g d is-
tances. The transmission is
properly lu bricated only when
the en gine is runnin g. Ina de-
quate lu brication may damag e
the transmission.
 Always use the clutch while
chan gin g g ears to avoi d d am-
a g in g the en gine, transmission, an
d d rive train, which are not
d esi gne d to withstan d the
shock of force d shifting .
1. Shift pedal
2. Neutral position
1
N
2 3
4
5 6
1
2
UBR5E0E0.book Page 3 Wednesday, July 5, 2017 11:10 AM

Periodic maintenance an d a djustment
6-40
6
En
gine overheatin g
WARNING
EWAT1041
Do not remove the rad iator cap when the engine an d ra diator are hot.
Scal din g hot flui d an d steam may b e blown out un der pressure, which
coul d cause serious injury. Be sure to wait until the en gine has coole d.
 Place a thick ra g, like a towel, over the rad iator cap, and then slowly ro-
tate the cap counterclockwise to the d etent to allow any residual pres-
sure to escape. When the hissin g soun d has stoppe d, press d own on the
cap while turnin g it counterclockwise, an d then remove the cap.
TIP
If coolant is not available, tap water can be temporarily used instead, provided
that it is changed to the recommended coolant as soon as possible.
Wait until the engine
has cooled.
Check the coolant
level in the reservoir
and radiator.Add coolant.
(See TIP.)
The coolant level is
OK.
There is no leakage.
There is leakage.
The coolant level is
low.
Check the cooling
system for leakage.
Have a Yamaha
dealer check and
repair the cooling
system.
Start the engine. If the engine overheats again,
have a Yamaha dealer check and repair the cooling
system.
UBR5E0E0.book Page 40 Wednesday, July 5, 2017 11:10 AM