Page 22 of 114

3-6
INSTRUMENT AND CONTROL FUNCTIONS
3
Tripmeter “Trip”
To reset the tripmeter:
1. Push the “SELECT” button until
the voltage display appears, then
push the “SELECT” button one
more time and “Trip” starts flash-
ing.
2. Push the “RESET” button for at
least one second to reset the
tripmeter to zero.
NOTE:
8The tripmeter reset mode auto-
matically cancels after five sec-
onds. To return to the reset
mode, push the “SELECT” but-
ton again until “Trip” begins
flashing.
8To cancel the tripmeter reset
mode, push the “SELECT” but-
ton.
8If the tripmeter indicates “––––”,
have a Yamaha dealer check or
repair the multi-function display
as it may be faulty.
Odometer “Odo”
The odometer has two functions.
8It shows the total distance trav-
eled.
8It automatically changes to the
fuel tripmeter mode “Trip F”
when the fuel level reaches
approximately 2.0 L. (See “Fuel
tripmeter” for details.)NOTE:
If the odometer indicates “––––––”,
have a Yamaha dealer check or
repair the multi-function display as it
may be faulty.
5SJ-28199-E0 1/24/02 6:14 PM Page 21
Page 23 of 114
3-7
INSTRUMENT AND CONTROL FUNCTIONS
3
Fuel tripmeter “Trip F”
When the fuel level reaches approxi-
mately 2.0 L, the odometer display
automatically changes to the fuel trip-
meter mode “Trip F” and starts count-
ing the distance traveled from that
point. After refueling and traveling
5 km, the odometer display returns to
“Odo”.
To return to the odometer mode
before refueling, push the “SELECT”
button until “Trip F” begins flashing
(“Trip F” will only flash for five sec-
onds). While “Trip F” is flashing, push
the “RESET” button for at least one
second and the display will return to
the odometer mode. From that time,
both “Trip” and “Odo” are displayed
until you refuel and travel 5 km.NOTE:
The display cannot be changed back
to “Trip F” after pushing the “RESET”
button.
Clock
To set the clock1. Push the “SELECT” button until
the clock is displayed.
2. Push the “SELECT” button and
“RESET” button together for at
least two seconds.
5SJ-28199-E0 1/24/02 6:14 PM Page 22
Page 103 of 114

8-1
EAU01038
SPECIFICATIONS
8
SpecificationsSpecifications
Model YP250
Dimensions
Overall length 2,145 mm
Overall width 770 mm
Overall height 1,350 mm
Seat height 730 mm
Wheelbase 1,535 mm
Ground clearance 120 mm
Minimum turning radius 2,700 mm
Basic weight (with oil and full
fuel tank)170 kg
Engine
Engine type Liquid-cooled 4-stroke, SOHC
Cylinder arrangement Forward inclined single
cylinder
Displacement 249 cm
3
Bore ×Stroke 69.0 ×66.8 mm
Compression ratio 10:1
Starting system Electric starter
Lubrication system Wet sumpEngine oil
Type
Recommended engine oil
classification API Service SE, SF, SG type
or higher
cCBe sure to use motor oils that do not contain anti-friction
modifiers. Passenger car motor oils (often labeled “ENERGY
CONSERVING
II”) contain anti-friction additives which will
cause clutch and/or starter clutch slippage, resulting in
reduced component life and poor engine performance.
Quantity
Periodic oil change 1.2 L
Total amount (dry engine) 1.4 L
–10° 0° 10° 20° 30°
40°
SAE 10W/30
SAE 10W/40
SAE 20W/40
SAE 20W/50
–20°
SAE 15W/40 50°C
5SJ-28199-E0 1/24/02 6:14 PM Page 102
Page 104 of 114

8-2
SPECIFICATIONS
8
Final gear case oil
Type Engine oil SAE 10W-30
(API SE)
Total amount 0.25 L
Radiator capacity
(including all routes)1.4 L
Air filterWet type element
Fuel
Type REGULAR UNLEADED
GASOLINE ONLY
Fuel tank capacity 12 L
Carburetor
Manufacturer TEIKEI
Model × quantity Y28V-1E × 1
Spark plug
Manufacturer/model NGK/DR8EA
Spark plug gap 0.6–0.7 mm
Clutch typeDry, centrifugal automatic
Transmission
Primary reduction system Helical gear
Primary reduction ratio 40/15 (2.666)
Secondary reduction system Helical gear
Secondary reduction ratio 38/15 (2.533)Transmission type V-belt automatic
Operation Centrifugal automatic type
Chassis
Frame type Steel tube underbone
Caster angle 28°
Trail 103 mm
Tires
Front
Type Tubeless
Size 110/90-12 64L
Manufacturer/ IRC/MB67
model MICHELIN/BOPPER
Rear
Type Tubeless
Size 130/70-12 62L
Manufacturer/ IRC/MB67
model MICHELIN/BOPPER
Maximum load* 185 kg
Air pressure (cold tire)
up to 90 kg load*
Front175 kPa (1.75 kgf/cm
2, 1.75 bar)
Rear200 kPa (2.00 kgf/cm2, 2.00 bar)
5SJ-28199-E0 1/24/02 6:14 PM Page 103
Page 109 of 114

9-1
EAU01039
CONSUMER INFORMATION
9
EAU02944
Identification numbersIdentification numbersRecord the key identification number,
vehicle identification number and
model label information in the spaces
provided below for assistance when
ordering spare parts from a Yamaha
dealer or for reference in case the
vehicle is stolen.
1. KEY IDENTIFICATION
NUMBER:
2. VEHICLE IDENTIFICATION
NUMBER:
3. MODEL LABEL INFORMATION:
EAU01044
Vehicle identification numberVehicle identification numberThe vehicle identification number is
stamped into the frame.NOTE:
The vehicle identification number is
used to identify your scooter and may
be used to register your scooter with
the licensing authority in your area.
1
1. Vehicle identification number
EAU01041
Key identification numberKey identification numberThe key identification number is
stamped into the key tag.
Record this number in the space pro-
vided and use it for reference when
ordering a new key.
1
1. Key identification number
1
6
5SJ-28199-E0 1/24/02 6:14 PM Page 108
Page 110 of 114
9-2
CONSUMER INFORMATION
9
EAU03097
Model labelModel labelThe model label is affixed to the
inside of the rear storage compart-
ment. (See page 3-18 for rear stor-
age compartment opening and clos-
ing procedures.) Record the
information on this label in the space
provided. This information will be
needed when ordering spare parts
from a Yamaha dealer.
1
1. Model label
5SJ-28199-E0 1/24/02 6:14 PM Page 109