YAMAHA YFZ450 2012 Owners Manual

YFZ450B
OWNER’S MANUAL
MANUEL DU PROPRIÉTAIRE
MANUAL DEL PROPIETARIO
1PD-28199-60
READ THIS MANUAL CAREFULLY!
It contains important safety information.
LIRE ATTENTIVEMENT CE MANUEL!
Il comprend d’importantes informations de sécurité.
¡LEA ESTE MANUAL ATENTAMENTE!
Contiene indicaciones importantes acerca de la seguridad.
DIC183

PRINTED IN JAPAN2011.06-0.3×1 CR (E,F,S)
DIC183
PRINTED ON RECYCLED PAPER
IMPRIMÉ SUR PAPIER RECYCLÉ
IMPRESO EN PAPEL RECICLADO

READ THIS MANUAL CAREFULLY!
It contains important safety information.
OWNER’S MANUAL
YFZ450B1PD-28199-60-E0
U1PD60E0.book Page 1 Monday, June 13, 2011 2:57 PM

EBU29121
Read this manual carefully before operating this vehicle. This manual should stay with this ve-
hicle if it is sold.
ANSI/SVIA 1-2010General Manager
RV Engineering Division
Recreational Vehicle Business Unit
Motorcycle Business Operations
YAMAHA MOTOR CO., LTD.
1 February, 2011
We, YAMAHA MOTOR CO., LTD. 2500 Shingai, Iwata, Japan,
declare in sole responsibility, that the product
(Make, model)
(If applicable)
and to the other relevant Directives of EEC
2004/108/EC
(Title and/or number and date of issue of the other Directives of EEC)
(If applicable)YAMAHA MOTOR EUROPE N.V.
Koolhovenlaan 101, 1119 NC Schiphol-Rijk, The Netherlands
Signature
Shinya Shimada
Date of Issue
to which this declaration applies, conforms to the essential health
and safety requirements of Directive 2006/42/EC
To effect correct application of the essential health and safety requirements
stated in the Directives of EEC, the following-standards and/or technical
specifications were consulted:
(Title and/or number and date of issue of standards and/or specifications)
Authorized Representative
EC Declaration of Conformity
conforming to Directive 2006/42/EC
YFZ450 (YFZ450) (JY4AJ60W0B0000001–)
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INTRODUCTION
EBU17322Congratulations on your purchase of the Yamaha YFZ450B. This ATV represents the result of many years
of Yamaha experience in the production of fine sporting, touring, and pacesetting racing machines. With the
purchase of this Yamaha, you can now appreciate the high degree of craftsmanship and reliability that have
made Yamaha a leader in these fields.
This manual will provide you with a good basic understanding of the features and operation of this ATV.
This manual includes important safety information. It provides information about special tech-
niques and skills necessary to ride the ATV. It also includes basic maintenance and inspection proce-
dures. If you have any questions regarding the operation or maintenance of your ATV, please consult a
Yamaha dealer.
AN IMPORTANT SAFETY MESSAGE:
Read this manual completely before operating your ATV. Make sure you understand all instructions.
Pay close attention to the warning and notice labels on the ATV.
This ATV should not be ridden by anyone under 16 years of age.
This ATV is a high-performance ATV for off-road use only, for sport-type recreational and competitive use
by experienced operators.
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IMPORTANT MANUAL INFORMATION
EBU17342FAILURE TO FOLLOW THE WARNINGS CONTAINED IN THIS MANUAL CAN RESULT IN SERIOUS IN-
JURY OR DEATH.
Particularly important information is distinguished in this manual by the following notations:
* Product and specifications are subject to change without notice.This is the safety alert symbol. It is used to alert you to potential per-
sonal injury hazards. Obey all safety messages that follow this sym-
bol 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
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IMPORTANT NOTICE
EBU17372This ATV is designed and manufactured for use on unpaved surfaces only. It is unsafe to operate this ATV
on any paved surface, paved street, paved road or motorway.
Please check your local riding laws and regulations before operating this ATV.
EBU17390
YFZ450B
OW NER ’S MANUAL
©2011 by Yamaha Motor Co., Ltd.
1st edition, June 2011All rights reserved.
Any reprinting or unauthorized use
without the written permission of Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan.
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TABLE OF CONTENTS
LOCATION OF THE WARNING AND
SPECIFICATION LABELS ............................ 1-1
SAFETY INFORMATION .............................. 2-1
DESCRIPTION .............................................. 3-1Left view ...................................................... 3-1
Right view.................................................... 3-1
Controls and instruments ............................ 3-2
INSTRUMENT AND CONTROL
FUNCTIONS .................................................. 4-1 Main switch ................................................ 4-1
Indicator light and warning light .................. 4-2
Handlebar switches .................................... 4-3
Throttle lever .............................................. 4-3
Speed limiter .............................................. 4-4
Clutch lever ................................................ 4-5
Brake lever ................................................. 4-5
Brake pedal ................................................ 4-6
Parking brake lever .................................... 4-6
Shift pedal .................................................. 4-7
Fuel tank cap .............................................. 4-8
Fuel ............................................................ 4-8 Fuel cock ..................................................4-10
Starter (choke) ..........................................4-11
Seat ..........................................................4-12
Adjusting the front shock absorber
assemblies ..............................................4-13
Adjusting the rear shock absorber assembly .................................................4-14
PRE-OPERATION CHECKS ..........................5-1 Fuel .............................................................5-4
Engine oil ....................................................5-4
Coolant .......................................................5-4
Front and rear brakes .................................5-4
Throttle lever ...............................................5-5
Drive chain ..................................................5-5
Tires ............................................................5-5
Chassis fasteners .......................................5-7
Instruments, lights and switches .................5-7
OPERATION...................................................6-1 Starting a cold engine .................................6-1
Starting a warm engine ...............................6-3
Shifting ........................................................6-3
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Parking ....................................................... 6-5
Parking on a slope ..................................... 6-6
Accessories and loading ............................ 6-7
RIDING YOUR ATV ...................................... 7-1 GETTING TO KNOW YOUR ATV............... 7-2
RIDE WITH CARE AND GOOD JUDGMENT .............................................. 7-2
BE CAREFUL WHERE YOU RIDE ............. 7-9
TURNING YOUR ATV .............................. 7-12
CLIMBING UPHILL ................................... 7-13
RIDING DOWNHILL.................................. 7-16
CROSSING A SLOPE............................... 7-18
CROSSING THROUGH SHALLOW WATER ................................................... 7-19
RIDING OVER ROUGH TERRAIN ........... 7-20
SLIDING AND SKIDDING ......................... 7-21
WHAT TO DO IF... .................................... 7-22
WHAT TO DO... ........................................ 7-22
PERIODIC MAINTENANCE AND
ADJUSTMENT ............................................... 8-1 Owner’s manual and tool kit ....................... 8-2
Periodic maintenance chart for the emission control system ........................... 8-3
General maintenance and lubrication chart ......................................................... 8-5 Removing and installing the panel ..............8-9
Checking the spark plug ...........................8-10
Engine oil and oil filter element .................8-14
Coolant .....................................................8-20
Cleaning the air filter element ...................8-24
Cleaning the spark arrester ......................8-28
Adjusting the carburetor ............................8-30
Checking the engine idling speed .............8-30
Adjusting the throttle lever free play .........8-31
Valve clearance ........................................8-31
Brakes .......................................................8-32
Checking the front and rear brake pads ...8-32
Checking the brake fluid level ...................8-33
Changing the brake fluid ...........................8-36
Checking the front brake lever free play ...8-36
Checking the brake pedal height ..............8-36
Adjusting the parking brake free play .......8-37
Brake light switches ..................................8-38
Adjusting the clutch lever free play ...........8-39
Drive chain slack .......................................8-41
Lubricating the drive chain ........................8-43
Checking and lubricating the cables .........8-43
Checking and lubricating the brake and
clutch levers ............................................8-44
Checking the shift pedal ...........................8-45
Checking and lubricating the brake pedal .......................................................8-45
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Checking the wheel hub bearings ............ 8-45
Lubricating the swingarm pivots ............... 8-46
Lubricating the upper and lower arm pivots ...................................................... 8-46
Lubricating the steering shaft ................... 8-47
Battery ...................................................... 8-48
Replacing the fuse ................................... 8-50
Replacing a headlight bulb ....................... 8-51
Adjusting a headlight beam ...................... 8-53
Replacing the tail/brake light bulb ............ 8-53
Removing a wheel .................................... 8-54
Installing a wheel ...................................... 8-55
Troubleshooting ....................................... 8-55
Troubleshooting charts ............................. 8-57
CLEANING AND STORAGE .......................... 9-1 Cleaning ..................................................... 9-1
Storage ....................................................... 9-2
SPECIFICATIONS ...................................... 10-1
CONSUMER INFORMATION ...................... 11-1 Identification numbers .............................. 11-1
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