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Yamaha YZ 2003 Series User Manual

Yamaha YZ 2003 Series
10 pages
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LIT-11626-16-39
YZ250FR
5UL-28199-10
OWNER’S SERVICE MANUAL
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Yamaha YZ 2003 Series Specifications

General IconGeneral
IgnitionCDI
Final DriveChain
Engine Type2-stroke, single cylinder
Displacement249 cc
Bore x Stroke66.4 mm x 72.0 mm
Fuel SystemMikuni TMX38
Transmission5-speed
Front SuspensionTelescopic fork
Front BrakeSingle disc
Rear BrakeSingle disc
TiresFront: 80/100-21

Summary

Introduction

Important Notes and Warnings

Provides introductory remarks, notes on potential data updates, and critical safety warnings for operation.

YZ/WR Motorcycle Limited Warranty

Warranty Coverage and Exclusions

Details covered components, warranty period, general/specific exclusions, and customer responsibilities.

Customer Service and Address Change

Information on obtaining warranty service, contacting customer relations, and updating owner address.

Important Notice

Safety Information and Riding Guidelines

Crucial safety advice for operation, including rider experience, protective gear, maintenance, and fuel handling.

To the New Owner

Manual Usage and Machine Weights

Guidance on manual use, noting potential data updates, and listing F.I.M. minimum machine weights.

How to Use This Manual

Understanding Manual Information and Navigation

Explains key symbols (ATTENTION!, WARNING, CAUTION, NOTE) and methods for finding specific pages.

Manual Structure and Reading Guide

Interpreting Manual Format and Diagrams

Details the step-by-step format, symbols, exploded diagrams, and job instruction charts for repairs.

Illustrated Symbols Guide

Symbols for Chapters, Specifications, and Lubrication

Explains symbols for chapter identification, specifications, lubricant grades, and lubrication points.

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