Page 20 of 72

EAUS1420
Multi-function display
1. Button
2. Odometer/Tripmeter
3. Digital clock
4. Fuel meter
EWA12311
s s
WARNING
Be sure to stop the vehicle before
making any setting changes to the
multi-function display.
The multi-function display is equip-
ped with the following:
●a digital clock
●an odometer (which shows the
total distance traveled)
●a tripmeter (which shows the dis-
tance traveled since it was last
set to zero)
●a fuel gauge
●a self-diagnosis device
●a function button (which selects
and resets various modes of the
multi-function display)
NOTE:
●Be sure to turn the key to “f”
before using the button.
●For the U.K. only: The odometer
and tripmeter are displayed in
miles.
To set the clock:
1. Select the odometer and push
the button for at least two
seconds.
2. When the hour digits start flas-
hing, push the button to set the
hours.3. To change the tens digit, push
the button for at least seconds.
4. When the tens digit starts flas-
hing, push the button to set the
tens digit.
5. To change the unit digit, push the
button for at least two seconds.
6. When the unit digit starts flas-
hing, push the button to set the
minutes.
km/h
01020304050607080
12
3
4
INSTRUMENT AND CONTROL FUNCTIONS
3-4
3
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Page 21 of 72

7. Push the button for at least two
seconds to start the clock.
NOTE:
After setting the clock, be sure to
push the button for at least two
seconds before turning the key to
“e”, otherwise the clock will not be
set.
Odometer and tripmeter modes
Pushing the button switches the dis-
play between the odometer mode
“ODO” and the tripmeter “TRIP” in
the following order:
ODO
TRIP ODO
1. Odometer
2. Tripmeter
To reset the tripmeter, select it by
pushing the button, and then push it
again for at least two seconds.
Fuel gauge
The fuel gauge indicates the amount
of fuel in the fuel tank. The display
segments of the fuel gauge disappear
towards “E” (Empty) as the fuel level
decreases. When only one segment is
left near “E”, refuel as soon as possi-
ble.
Self-diagnosis device
This model is equipped with a self-
diagnosis device for the fuel electrical
circuit.If the fuel electrical circuit is defective,
all LCD segments of the fuel gauge
will flash. If this occurs, have a Yama-
ha dealer check the vehicle.
PRESS
BUTTON
PRESS
BUTTON
INSTRUMENT AND CONTROL FUNCTIONS
3-5
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Page 23 of 72
EAU12950
Rear brake lever
1. Rear brake lever
The rear brake lever is located on the
left handlebar grip. To apply the rear
brake, pull this lever toward the hand-
lebar grip.
EAU13201
Fuel and 2-stroke engine oil
tank caps
1. Oil tank cap
2. Fuel tank cap
The fuel tank cap and the 2-stroke
engine oil tank cap are located under
the seat. (See page 3-10.)
Fuel tank cap
To remove the fuel tank cap, turn it
counterclockwise, and then pull it off.
To install the fuel tank cap, turn it
clockwise.
2-stroke engine oil tank cap
To remove the 2-stroke engine oil tank
cap, pull it off.
To install the 2-stroke engine oil tank
cap, push it into the oil tank opening.
EWA10140
s s
WARNING
Make sure that the fuel and 2-stro-
ke engine oil tank caps are properly
installed before riding the scooter.
INSTRUMENT AND CONTROL FUNCTIONS
3-7
3
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Page 26 of 72
EAUS1050
Kickstarter
To start the engine, push the kickstar-
ter down lightly with your foot until the
gears engage, and then push it down
smoothly but forcefully.
1. Kickstarter
EAU14160
Seat
To open the seat
1. Place the scooter on the centers-
tand.
2. Insert the key into the main
switch, and then turn it counter-
clockwise.
1. Open
NOTE:
Do not push inward when turning the
key.
3. Fold the rider up.
1. Seat
To close the seat
1. Fold the seat down, and then
push it down to lock it in place.
2. Remove the key from the main
switch if the scooter will be left
unattended.
NOTE:
Make sure that the seat is properly
secured before riding.
1
INSTRUMENT AND CONTROL FUNCTIONS
3-10
3
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EAUS1430
Replacing the headlight bulb
or a front turn signal light
bulb
If a bulb burns out, replace it as
follows.
ECA10670
CAUTION:
It is advisable to have a Yamaha
dealer perform this job.
Headlight bulb
1. Remove cowling A.
2. Disconnect the headlight leads,
and then unhook the headlight
bulb holder as shown.
1. Headlight couplers
2. Headlight bulb holder
3. Remove the bulb holder by
pulling it and then, remove the
defective bulb by turning it coun-
terclockwise.
1. Bulb holder
2. Push in and turn counterclockwise.
3. Remove the bulb.
4. Headlight bulb
EWA10790
s s
WARNING
Headlight bulbs get very hot. The-
refore, keep flammable products
away from a lit headlight bulb, and
do not touch the bulb until it has
cooled down.
4. Insert a new headlight bulb into
the bulb holder and turn it clock-
wise.
5. Place the bulb holder in its origi-
nal position, and then secure it
with its holder as shown.
6. Connect the headlight leads and
install the cowling.
7. Have a Yamaha dealer adjust the
headlight beam if necessary.
GGYYBB
1 2
3
4
GYB
1
2
PERIODIC MAINTENANCE AND MINOR REPAIR
6-21
6
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Left turn signal light bulb
1. Remove cowling A.
2. Remove the socket (together
with the bulb) by turning it coun-
terclockwise.
1. Socket
3. Remove the defective bulb from
the socket by pulling it out.
1. Turn signal light bulb
4. Insert a new bulb into the socket.
5. Install the socket by turning it
clockwise.
6. Install the cowling.
Right turn signal light bulb
1. Remove cowling A.
2. Remove the socket (together
with the bulb) by turning it clock-
wise.
1. Socket
3. Remove the defective bulb from
the socket by pulling it out.
4. Insert a new bulb into the socket.
5. Install the socket by turning
counterclockwise.
6. Install the cowling.
EAUS1250
Replacing the tail/brake light
bulb or a rear turn signal
light bulb
Tail/brake light bulb
1. Remove the tail/brake light bulb
lens by removing the screws.
1. Screws
2. Tail/brake light lens
2. Remove the defective bulb by
pushing it in and turning it coun-
terclockwise.
PERIODIC MAINTENANCE AND MINOR REPAIR
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6
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1. Tail/brake light bulb
3. Insert a new bulb into the socket,
push it in, and then turn it clock-
wise until it stops.
4. Install the lens by installing the
screws.
Rear turn signal light bulb
1. Remove the tail/brake light lens
by removing the screw.
2. Remove the turn signal light bulb
lens by removing the screw.
1. Screw
2. Rear turn signal light bulb lens
3. Rear turn signal light bulb
3. Remove the defective bulb by
pushing it in and turning it coun-
terclockwise.
4. Insert a new bulb into the socket,
push it in, and then turn it clock-
wise until it stops.
5. Install the turn signal light bulb
lens by installing the screw.
6. Install the tail/brake light bulb
lens by installing the screw.
ECA10680
CAUTION:
Do not overtighten the screws,
otherwise the lens may break.
EAUS1410
Replacing an auxiliary light
bulb
This model is equipped with two auxi-
liary lights. If an auxiliary light bulb
burns out, replace it as follows.
1. Remove cowling A. (See page
6-5.)
2. Remove the auxiliary light socket
(together with the bulb) by pulling
it out.
1. Auxiliary light bulb socket
3. Remove the defective bulb by
pulling it out.
PERIODIC MAINTENANCE AND MINOR REPAIR
6-23
6
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Engine overheating (for CS50Z)EWA10400
s s
WARNING
●Do not remove the radiator cap when the engine and radiator are hot. Scalding hot fluid and steam may be
blown out under pressure, which could cause serious injury. Be sure to wait until the engine has cooled.
●After removing the radiator cap retaining bolt, place a thick rag, like a towel, over the radiator cap, and then
slowly rotate the cap counterclockwise to the detent to allow any residual pressure to escape. When the his-
sing sound has stopped, press down on the cap while turning it counterclockwise, and then remove the cap.
PERIODIC MAINTENANCE AND MINOR REPAIR
6-26
6
Wait until the
engine has cooled.Check the coolant level in the
reservoir and radiator.
The coolant level
is OK.
The coolant level is low.
Check the cooling system
for leakage.
Have a Yamaha dealer checkand repair the cooling system.
Add coolant. (See NOTE.)
Start the engine. If the engine overheats again, have a
Yamaha dealer check and repair the cooling system.
There is
leakage.
There is
no leakage.
NOTE:
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.
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