Yamaha WR25R 2008 User manual

32C-28199-12
WR25RY(C)
OWNER’S MANUAL
Read this manual carefully before operating this vehicle.
LIT-11626-22-62

EAU10042
Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold.
Q

INTRODUCTION
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Congratulations on your purchase of the Yamaha WR25RY(C). This model is the result of Yamaha’s vast experience in the
production of fine sporting, touring, and pacesetting racing machines. It represents the high degree of craftsmanship and
reliability that have made Yamaha a leader in these fields.
This manual will give you an understanding of the operation, inspection, and basic maintenance of this motorcycle. If you
have any questions concerning the operation or maintenance of your motorcycle, please consult a Yamaha dealer.
The design and manufacture of this Yamaha motorcycle fully comply with the emissions standards for clean air applicable
at the date of manufacture. Yamaha has met these standards without reducing the performance or economy of operation of
the motorcycle. To maintain these high standards, it is important that you and your Yamaha dealer pay close attention to the
recommended maintenance schedules and operating instructions contained within this manual.
Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most cur-
rent product information available at the time of printing, there may be minor discrepancies between your motorcycle and this
manual. If there is any question concerning this manual, please consult a Yamaha dealer.
WARNING
EWA10011
Please read this manual and the “YOU AND YOUR MOTORCYCLE: RIDING TIPS” booklet carefully before operating
this motorcycle. Do not attempt to operate this motorcycle until you have attained adequate knowledge of its con-
trols and operating features. Regular inspections and careful maintenance, along with good operating techniques,
will help ensure that you safely enjoy the capabilities and reliability of this motorcycle.

IMPORTANT MANUAL INFORMATION
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Particularly important information is distinguished in this manual by the following notations:
This is the safety alert symbol. It is used to alert you to potential personal injury
hazards. Obey all safety messages that follow this symbol to avoid possible injury
or death.
A WARNING indicates a hazardous situation which, if not avoided, could result in
death or serious injury.
A NOTICE indicates special precautions that must be taken to avoid damage to the
vehicle or other property.
A TIP provides key information to make procedures easier or clearer.
WARNING
NOTICE
TIP

IMPORTANT MANUAL INFORMATION
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WR25RY(C)
OWNER’S MANUAL
©2008 by Yamaha Motor Corporation, U.S.A.
1st edition, June 2008
All rights reserved.
Any reprinting or unauthorized use
without the written permission of
Yamaha Motor Corporation, U.S.A.
is expressly prohibited.
Printed in Japan.
P/N LIT-11626-22-62

TABLE OF CONTENTS
LOCATION OF IMPORTANT
LABELS ..............................................1-1
SAFETY INFORMATION ...................2-1
DESCRIPTION ...................................3-1
Left view ...........................................3-1
Right view .........................................3-2
Controls and instruments..................3-3
INSTRUMENT AND CONTROL
FUNCTIONS ........................................4-1
Main switch/steering lock .................4-1
Indicator and warning lights .............4-2
Multi-function display .......................4-3
Handlebar switches .........................4-8
Clutch lever ......................................4-9
Shift pedal ......................................4-10
Brake lever ....................................4-10
Brake pedal ...................................4-10
Fuel tank cap .................................4-11
Fuel ................................................4-11
Catalytic converter .........................4-13
Seat ...............................................4-13
Helmet holder ................................4-14
Adjusting the front fork ...................4-14
Front fork bleeding .........................4-16
Adjusting the shock absorber
assembly ....................................4-17
EXUP system ................................4-18
Sidestand .......................................4-19
Ignition circuit cut-off system ......... 4-19
FOR YOUR SAFETY –
PRE-OPERATION CHECKS .............. 5-1
OPERATION AND IMPORTANT
RIDING POINTS .................................. 6-1
Starting the engine .......................... 6-1
Shifting ............................................ 6-2
Engine break-in ............................... 6-3
Parking ............................................ 6-4
PERIODIC MAINTENANCE AND
ADJUSTMENT .................................... 7-1
Owner’s tool kit ................................ 7-2
Periodic maintenance chart for the
emission control system .............. 7-3
General maintenance and
lubrication chart ........................... 7-4
Removing and installing panels ...... 7-8
Checking the spark plug ................ 7-10
Canister (for California only) ......... 7-11
Engine oil and oil filter element ..... 7-12
Coolant .......................................... 7-15
Cleaning the air filter element and
check hose ................................. 7-17
Cleaning the spark arrester ........... 7-19
Adjusting the engine idling
speed ......................................... 7-20
Checking the throttle cable free
play ............................................ 7-21
Valve clearance ............................ 7-21
Tires .............................................. 7-21
Spoke wheels ............................... 7-23
Adjusting the clutch lever free
play ............................................ 7-23
Adjusting the brake lever free
play ............................................ 7-24
Adjusting the rear brake light
switch ......................................... 7-25
Checking the front and rear brake
pads ........................................... 7-25
Checking the brake fluid level ....... 7-26
Changing the brake fluid ............... 7-27
Drive chain slack ........................... 7-27
Cleaning and lubricating the drive
chain .......................................... 7-29
Checking and lubricating the
cables ........................................ 7-29
Checking and lubricating the
throttle grip and cable ................ 7-30
Checking and lubricating the
brake and clutch levers .............. 7-30
Checking and lubricating the
brake pedal ................................ 7-31
Checking and lubricating the
sidestand ................................... 7-31
Lubricating the rear suspension .... 7-31
Checking the front fork .................. 7-32
Checking the steering ................... 7-32
Checking the wheel bearings ........ 7-33
Battery ........................................... 7-33

TABLE OF CONTENTS
Replacing the fuses .......................7-35
Replacing the headlight bulb .........7-36
Tail/brake light ...............................7-37
Replacing a turn signal light bulb ..7-37
Replacing the license plate light
bulb ............................................7-38
Supporting the motorcycle .............7-38
Front wheel ....................................7-39
Rear wheel ....................................7-40
Troubleshooting .............................7-41
Troubleshooting charts ..................7-43
MOTORCYCLE CARE AND
STORAGE ...........................................8-1
Matte color caution ..........................8-1
Care .................................................8-1
Storage ............................................8-3
SPECIFICATIONS ..............................9-1
CONSUMER INFORMATION ............10-1
Identification numbers ...................10-1
Reporting safety defects ................10-3
Motorcycle noise regulation ...........10-4
Maintenance record .......................10-5
YAMAHA MOTOR CORPORATION,
U.S.A. STREET AND ENDURO
MOTORCYCLE LIMITED
WARRANTY ...............................10-7
YAMAHA EXTENDED SERVICE
(Y.E.S.) ......................................10-9

1-1
1
LOCATION OF IMPORTANT LABELS
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Read and understand all of the labels on your vehicle. They contain important information for safe and proper operation of
your vehicle. Never remove any labels from your vehicle. If a label becomes difficult to read or comes off, a replacement label
is available from your Yamaha dealer.
2
14
3
5

LOCATION OF IMPORTANT LABELS
1-2
1
2
3
4
5
6
7
8
9
1
5RU-21686-00
PREMIUM UNLEADED GASOLINE ONLY
91 Min. Pump Octane (R+M) / 2
5PW-2415E-11
WARNING
BEFORE YOU OPERATE THIS VEHICLE, READ
THE OWNER’S MANUAL AND ALL LABELS.
ALWAYS WEAR AN APPROVED MOTORCYCLE
HELMET, eye protection, and protective clothing.
5GK-2118K-00
2
32D-21668-01
Cold tire normal pressure should be set
as follows.
Up to 90 kg (198 lbs) load
: 125 },kPa, {1.25 kgf/cm2 18 psi
:175 kPa, {1.75
kgf/cm2
}, 25 psi
90 kg ( 198 lbs )
: 150 },kPa, {1.50 kgf/cm2 22 psi
:200 kPa, {2.00
kgf/cm2
}, 29 psi
~
maximum load
3
4
WARNING
This unit contains high pressure nitrogen gas.
Mishandling can cause explosion.
Read owner's manual for instructions.
Do not incinerate, puncture or open.
4AA-22259-80
5 (California only)

LOCATION OF IMPORTANT LABELS
1-3
1
2
3
4
5
6
7
8
9
1