Page 22 of 76

6. When the one-minute digit starts
flashing, push the button to set it.
7. Push the button for at least two
seconds to start the clock.
TIP
After setting the clock, be sure to
push the button for at least two
seconds before turning the key to
“ ”, 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 a problem is detected in the fuel
electrical circuit, all LCD segments ofthe fuel gauge will flash. If this occurs,
have a Yamaha dealer check the vehi-
cle.
PRESS
BUTTON
PRESS
BUTTON
INSTRUMENT AND CONTROL FUNCTIONS
3-5
3
Page 23 of 76

EAU12347
Handlebar switches
Left
1. Dimmer switch “ / ”
2. Turn signal switch “ / ”
3. Horn switch “ ”
Right
1. Start switch “ ”
EAU12400
Dimmer switch “ / ”
Set this switch to “ ” for the high
beam and to “ ” for the low beam.
EAU12460
Turn signal 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
center position. To cancel the turn
signal lights, push the switch in after it
has returned to the center position.
EAU12500
Horn switch “ ”
Press this switch to sound the horn.
EAUM1132
Start switch “ ”
Push this switch while applying the
front or rear brake to crank the engine
with the starter. See page 5-1 for star-
ting instructions prior to starting the
engine.
EAU12900
Front brake lever
1. Front brake lever
The front brake lever is located on the
right handlebar grip. To apply the
front brake, pull this lever toward the
handlebar grip.
1
1
1
2
3
INSTRUMENT AND CONTROL FUNCTIONS
3-6
3
Page 24 of 76
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.
EAU13202
Fuel and 2-stroke engine oil
tank caps
1. 2-stroke engine 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 3-11). 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.
1
2
1
INSTRUMENT AND CONTROL FUNCTIONS
3-7
3
Page 64 of 76

Engine overheating (CS50Z)EWA10400
sWARNING
●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.
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.
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 TIP.)
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.
PERIODIC MAINTENANCE AND ADJUSTMENT
6-27
6