YP400T
LIT-11626-18-38
5RU-28199-10
INTRODUCTION
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Congratulations on your purchase of the Yamaha YP400. This model is the result of Yamaha’s vast experience in the pro-
duction of fine sporting, touring, and pacesetting racing machines. It represents the high degree of craftsmanship and reli-
ability 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 scooter. If you have
any questions concerning the operation or maintenance of your scooter, please consult a Yamaha dealer.
The design and manufacture of this Yamaha scooter 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
scooter. To maintain these high standards, it is important that you and your Yamaha dealer pay close attention to the rec-
ommended maintenance schedules and operating instructions contained within this manual.
IMPORTANT MANUAL INFORMATION
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Particularly important information is distinguished in this manual by the following notations:
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
scooter operator, a bystander, or a person inspecting or repairing the scooter.
A CAUTION indicates special precautions that must be taken to avoid damage to
the scooter.
A NOTE provides key information to make procedures easier or clearer.
This manual should be considered a permanent part of this scooter and should remain with it even if the scooter is sub-
Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most
current product information available at the time of printing, there may be minor discrepancies between your scooter and
this manual. If you have any questions concerning this manual, please consult your Yamaha dealer.
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PLEASE READ THIS MANUAL AND THE “YOU AND YOUR MOTORCYCLE: RIDING TIPS” BOOKLET CAREFULLY
AND COMPLETELY BEFORE OPERATING THIS SCOOTER. DO NOT ATTEMPT TO OPERATE THIS SCOOTER UN-
TIL YOU HAVE ATTAINED ADEQUATE KNOWLEDGE OF ITS CONTROLS AND OPERATING FEATURES AND UNTIL
YOU HAVE BEEN TRAINED IN SAFE AND PROPER RIDING TECHNIQUES. REGULAR INSPECTIONS AND CARE-
FUL MAINTENANCE, ALONG WITH GOOD RIDING SKILLS, WILL ENSURE THAT YOU SAFELY ENJOY THE CAPA-
BILITIES AND THE RELIABILITY OF THIS SCOOTER.
IMPORTANT MANUAL INFORMATION
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AFFIX DEALER
LABEL HERE
YP400T
OWNER’S MANUAL
©2004 by Yamaha Motor Corporation, U.S.A.
1st edition, June 2004
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-11626-18-38