Yamaha MT-01 T 2005 User manual

2005
SERVICE MANUAL
MT-01(T)
5YU1-AE1

EAS20040
MT-01(T) 2005
SERVICE MANUAL
©2004 by Yamaha Motor Co., Ltd.
First edition, December 2004
All rights reserved.
Any reproduction or unauthorized use
without the written permission of
Yamaha Motor Co., Ltd.
is expressly prohibited.

EAS20070
NOTICE
This manual was produced by the Yamaha Motor Company, Ltd. primarily for use by Yamaha dealers
and their qualified mechanics. It is not possible to include all the knowledge of a mechanic in one man-
ual. Therefore, anyone who uses this book to perform maintenance and repairs on Yamaha vehicles
should have a basic understanding of mechanics and the techniques to repair these types of vehicles.
Repair and maintenance work attempted by anyone without this knowledge is likely to render the vehi-
cle unsafe and unfit for use.
Yamaha Motor Company, Ltd. is continually striving to improve all of its models. Modifications and sig-
nificant changes in specifications or procedures will be forwarded to all authorized Yamaha dealers and
will appear in future editions of this manual where applicable.
NOTE:
Designs and specifications are subject to change without notice.
EAS20080
IMPORTANT MANUAL INFORMATION
Particularly important information is distinguished in this manual by the following.
The Safety Alert Symbol means ATTENTION! BECOME ALERT! YOUR
SAFETY IS INVOLVED!
Failure to follow WARNING instructions could result in severe injury or death
to the motorcycle operator, a bystander or a person checking or repairing the
motorcycle.
A CAUTION indicates special precautions that must be taken to avoid
damage to the motorcycle.
A NOTE provides key information to make procedures easier or clearer.
WARNING
CAUTION:
NOTE:

EAS20090
HOW TO USE THIS MANUAL
This manual is intended as a handy, easy-to-read reference book for the mechanic. Comprehensive
explanations of all installation, removal, disassembly, assembly, repair and check procedures are laid
out with the individual steps in sequential order.
• The manual is divided into chapters and each chapter is divided into sections. The current section title
“1” is shown at the top of each page.
• Sub-section titles “2” appear in smaller print than the section title.
• To help identify parts and clarify procedure steps, there are exploded diagrams “3” at the start of each
removal and disassembly section.
• Numbers “4” are given in the order of the jobs in the exploded diagram. A number indicates a disas-
sembly step.
• Symbols “5” indicate parts to be lubricated or replaced.
Refer to “SYMBOLS”.
• A job instruction chart “6” accompanies the exploded diagram, providing the order of jobs, names of
parts, notes in jobs, etc.
• Jobs “7” requiring more information (such as special tools and technical data) are described sequen-
tially.

EAS20100
SYMBOLS
The following symbols are used in this manual
for easier understanding.
NOTE:
The following symbols are not relevant to every
vehicle.
GM
E
BLS M
91011
12 13 14
15 16
LT New
T
R
.
.
123
456
78
1. Serviceable with engine mounted
2. Filling fluid
3. Lubricant
4. Special tool
5. Tightening torque
6. Wear limit, clearance
7. Engine speed
8. Electrical data
9. Engine oil
10.Gear oil
11.Molybdenum disulfide oil
12.Wheel bearing grease
13.Lithium-soap-based grease
14.Molybdenum disulfide grease
15.Apply locking agent (LOCTITE®).
16.Replace the part with a new one.

EAS20110 TABLE OF CONTENTS
GENERAL INFORMATION 1
SPECIFICATIONS 2
PERIODIC CHECKS AND
ADJUSTMENTS 3
CHASSIS 4
ENGINE 5
FUEL SYSTEM 6
ELECTRICAL SYSTEM 7
TROUBLESHOOTING 8

GEN
INFO 1

1
GENERAL INFORMATION
IDENTIFICATION ............................................................................................1-1
VEHICLE IDENTIFICATION NUMBER .....................................................1-1
MODEL LABEL..........................................................................................1-1
FEATURES......................................................................................................1-2
OUTLINE OF THE FI SYSTEM................................................................. 1-2
FI SYSTEM................................................................................................1-3
INSTRUMENT FUNCTIONS .....................................................................1-4
IMPORTANT INFORMATION .........................................................................1-7
PREPARATION FOR REMOVAL AND DISASSEMBLY........................... 1-7
REPLACEMENT PARTS...........................................................................1-7
GASKETS, OIL SEALS AND O-RINGS ....................................................1-7
LOCK WASHERS/PLATES AND COTTER PINS .....................................1-7
BEARINGS AND OIL SEALS ....................................................................1-8
CIRCLIPS ..................................................................................................1-8
CHECKING THE CONNECTIONS ..................................................................1-9
SPECIAL TOOLS ..........................................................................................1-10

IDENTIFICATION
1-1
EAS20130
IDENTIFICATION
EAS20140
VEHICLE IDENTIFICATION NUMBER
The vehicle identification number “1”is stamped
on the right side of the steering head pipe.
EAS20150
MODEL LABEL
The model label “1”is affixed to the lead holder
under the seat. This information will be needed
to order spare parts.
1
1