Page 9 of 264
FBU00011
AVIS IMPORTANT
Ce véhicule est conçu et fabriqué pour une utili-
sation TOUT-TERRAIN uniquement. La
conduite de ce véhicule sur la voie publique est
illégale et dangereuse.
Ce véhicule est conforme à toutes les législations
relatives au déparasitage et au bruit des tout-ter-
rains en vigueur au moment de la fabrication.
Prendre connaissance des règlements locaux
avant de conduire ce véhicule.
SBU00011
AVISO IMPORTANTE
Esta máquina ha sido fabricada y diseñada úni-
camente para su utilización FUERA DE CARRE-
TERA. Por lo tanto, es ilegal y, al mismo tiempo,
peligroso, circular con ella por autopistas, carre-
teras o cualquier otra vía pública.
La máquina satisface todos los requisitos sobre
nivel sonoro y emisión de chispas en circulación
FUERA DE CARRETERA, establecidos por la
reglamentación y las leyes vigentes en el
momento de su fabricación.
Se ruega consultar las leyes y reglamentación
local sobre vehículos a motor antes de usar la
motocicleta.
Page 10 of 264
EBU00712
YFZ350
OWNER’S MANUAL
©2000 by Yamaha Motor Co., Ltd.
1st Edition, April 2000
All rights reserved. Any reprinting or
unauthorized use without the written
permission of Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan.
Page 11 of 264
FBU00712SBU00712
YFZ350
MANUAL DEL PROPIETARIO
©2000 por Yamaha Motor Co., Ltd.
1ª Edición, Abril 2000
Reservados todos los derechos. Queda
expresamente prohibida cualquier reimpre-
sión o uso no autorizado sin el consenti-
miento escrito de Yamaha Motor Co., Ltd.
Impreso en Japón.YFZ350
MANUEL DU PROPRIÉTAIRE
©2000 Yamaha Motor Co., Ltd.
1ère édition, Avril 2000
Tous droits réservés. Toute réimpression ou
utilisation non autorisée sans la permission
écrite de la Yamaha Motor Co., Ltd.
est formellement interdite.
Imprimé au Japon
Page 12 of 264

LOCATION OF THE WARNING AND
SPECIFICATION LABELS .......................1-1
SAFETY INFORMATION .........................2-1
DESCRIPTION AND MACHINE
IDENTIFICATION.....................................3-1
Identification number records ...............3-3
Key identification number .....................3-5
Vehicle identification number ...............3-5
Model label ...........................................3-7
CONTROL FUNCTIONS .........................4-1
Main switch ...........................................4-1
Handlebar switches ..............................4-3
Throttle lever ........................................4-5
Throttle OverRide System ....................4-7
Speed limiter ........................................4-9
Clutch lever ........................................4-11
4
3
2
1Front brake lever ................................4-11
Rear brake pedal ................................4-13
Parking brake .....................................4-13
Shift pedal ..........................................4-17
Kick starter .........................................4-17
Fuel tank cap ......................................4-19
Fuel cock ............................................4-19
Starter (choke)....................................4-21
Seat ....................................................4-23
Front shock absorber adjustment .......4-25
Rear shock absorber adjustment .......4-27
PRE-OPERATION CHECKS ...................5-1
Front and rear brakes ...........................5-5
Fuel ....................................................5-11
Engine mixing oil ................................5-15
Transmission oil .................................5-17
Chain ..................................................5-19
Throttle lever ......................................5-19
5
EBU00015
CONTENTS
Page 13 of 264

Fittings and fasteners .........................5-19
Lights ..................................................5-21
Switches .............................................5-21
Tires ...................................................5-23
How to measure tire pressure ............5-27
Tire wear limit .....................................5-29
OPERATION ............................................6-1
Starting a cold engine...........................6-3
Starting a warm engine ........................6-9
Warming up ..........................................6-9
Shifting ...............................................6-11
To start out and accelerate.................6-15
To decelerate .....................................6-19
Engine break-in ..................................6-21
Parking ...............................................6-25
Parking on a slope..............................6-27
Accessories and loading ....................6-29
6
Riding Your ATV ......................................7-1
Getting to know your ATV ....................7-3
Ride with care and good
judgement...........................................7-5
Be careful where you ride...................7-27
Turning your ATV ...............................7-41
Climbing uphill ....................................7-45
Riding downhill ...................................7-57
Crossing a slope .................................7-61
Crossing through shallow water .........7-65
Riding over rough terrain ....................7-69
Sliding and skidding ...........................7-71
What to do if .......................................7-75
What to do ..........................................7-75
PERIODIC MAINTENANCE AND
ADJUSTMENT .........................................8-1
Owner’s manual and tool kit .................8-3
Periodic maintenance/Lubrication ........8-7
Transmission oil .................................8-17
8
7
Page 14 of 264

Cooling system ...................................8-23
Spark plug inspection .........................8-39
Air filter cleaning .................................8-43
Carburetor settings .............................8-51
Idle speed adjustment ........................8-67
Throttle lever adjustment ....................8-71
Front and rear brake pad
inspection .........................................8-73
Inspecting the brake fluid level ...........8-75
Brake fluid replacement......................8-79
Front brake lever free play
adjustment ........................................8-81
Rear brake adjustment .......................8-83
Parking brake adjustment...................8-85
Clutch adjustment ...............................8-89
Drive chain slack check ......................8-89
Drive chain slack adjustment ..............8-91
Drive chain cleaning and
lubrication .........................................8-93
Cable inspection and lubrication ........8-95Brake and shift pedal/brake and
clutch lever lubrication ......................8-97
Upper arm and lower arm pivot
lubrication .........................................8-97
Rear arm pivot lubrication ..................8-99
Wheel removal .................................8-101
Wheel installation .............................8-101
Replacing the headlight bulb ............8-103
Headlight beam adjustment..............8-105
Troubleshooting................................8-107
Troubleshooting chart.......................8-111
CLEANING AND STORAGE ...................9-1
A. Cleaning ...........................................9-1
B. Storage ............................................9-7
SPECIFICATIONS .................................10-1
HOW TO USE THE CONVERSION
TABLE ....................................................11-1
11
10
9
Page 15 of 264
Page 16 of 264

EMPLACEMENTS DES ÉTIQUETTES
D’AVERTISSEMENT ET DE
CARACTÉRISTIQUES ...........................1-2
INFORMATIONS CONCERNANT
LA SÉCURITE ........................................2-2
DESCRIPTION ET IDENTIFICATION
DU VÉHICULE .......................................3-2
Numéros d’identification ......................3-4
Numéro d’identification de la clé .........3-6
Numéro d’identification du véhicule ....3-6
Étiquette de modèle ..............................3-8
FONCTION DES COMMANDES ..........4-2
Contacteur à clé ....................................4-2
Contacteurs au guidon ..........................4-4
Levier d’accélération ............................4-6
Système d’annulation des gaz...............4-8
4
3
2
1
Limiteur de vitesse..............................4-10
Levier d’embrayage ............................4-12
Levier de frein avant ...........................4-12
Pédale de frein arrière .........................4-14
Frein de stationnement........................4-14
Pédale de sélection..............................4-18
Kick ....................................................4-18
Bouchon de réservoir de carburant .....4-20
Robinet de carburant...........................4-20
Starter (choke) ....................................4-22
Selle ....................................................4-24
Réglage de l’amortisseur avant...........4-26
Réglage de l’amortisseur arrière .........4-28
CONTRÔLES AVANT LE
DÉMARRAGE.........................................5-2
Freins avant et arrière ...........................5-6
Carburant ............................................5-12
Huile de mélange pour le moteur .......5-16
5
FBU00015
TABLE DES MATIÈRES