2002 YAMAHA TTR125 ECO mode

INTRODUCTION
Congratulations on your purchase of a
Yamaha TT-R125(P)/TT-R125LW(P). This
model is the culmination of Yamaha’s vast
experience in the production of pacesetting
racing machines. It represents the highest
grade of craftsmanship and reliability that have
made Yamaha a leader.
This manual explains operation, inspection,
basic maintenance and tuning of your
machine. If you have any questions about this
manual or your machine, please contact your
Yamaha dealer.
NOTE:

As improvements are made on this model,
some data in this manual may become out-
dated. If you have any questions, please con-
sult your Yamaha dealer.
WARNING

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READ THIS MANUAL CAREFULLY FOR
INSTRUCTIONS ON HOW TO PROPERLY
OPERATE THIS MACHINE.
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ADULT INSTRUCTION AND SUPERVI-
SION ARE REQUIRED.
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WEIGHT OF THE RIDER SHOULD NOT
EXCEED 68 kg (150 lb). (TT-R125 ONLY)
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ALWAYS WEAR A HELMET AND SUIT-
ABLE PROTECTIVE CLOTHING WHEN
RIDING.
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DO NOT TOUCH ANY MOVING PARTS OR
HEATED AREAS.
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ALWAYS PERFORM PRE-OPERATION
CHECKS. REFER TO PAGE 3-3.
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THIS MACHINE IS DESIGNED TO CARRY
THE OPERATOR ONLY.
NO PASSENGERS.
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THIS MACHINE IS DESIGNED OFF-ROAD
USE ONLY.
IT IS NOT SUITABLE FOR ON-ROAD USE.

EC050000
TO THE NEW OWNER
This manual will provide you with a good basic
understanding of features, operation, and
basic maintenance and inspection items of this
machine. Please read this manual carefully
and completely before operating your new
machine. If you have any questions regarding
the operation or maintenance of your machine,
please consult your Yamaha dealer.
NOTE:

This manual should be considered a perma-
nent part of this machine and should remain
with it even if the machine is subsequently
sold.
EC060000
NOTICE
Some data in this manual may become out-
dated due to improvements made to this
model in the future. If there is any question
you have regarding this manual or your
machine, please consult your Yamaha
dealer.

SPEC
2 - 23
MAINTENANCE SPECIFICATIONS
EC212300
ELECTRICAL
Item Standard Limit
CDI:
Magneto-model (stator)/manufacturer 5HP-01/YAMAHA ----
Charging coil resistance (color) 688 ~ 1,032 W at 20 ˚C (68 ˚F)
(Green-Brown)----
Pickup coil resistance (color) 248 ~ 372 W at 20 ˚C (68 ˚F)
(White-Red)----
CDI unit-model/manufacturer 5HP-00/YAMAHA ----
Ignition coil:
Model/manufacturer 4KJ-10/YAMAHA ----
Minimum spark gap 6 mm (0.24 in) ----
Primary coil resistance 0.18 ~ 0.28 W at 20 ˚C (68 ˚F) ----
Secondary coil resistance 6.3 ~ 9.5 kW at 20 ˚C (68 ˚F) ----
Part to be tightened Thread size Q’tyTightening torque
Nm m•kg ft•lb
Pickup coil M6 ´ 1.0 2 10 1.0 7.2
Blind plug (neutral switch) M10 ´ 1.25 1 20 2.0 14
Stator M6 ´ 1.0 3 10 1.0 7.2
Rotor M12 ´ 1.25 1 80 8.0 58
Ignition coil M6 ´ 1.0 2 7 0.7 5.1

SPEC
2 - 23
PARTIE ÉLECTRIQUE
Désignation Standard Limite
CDI:
Magnéto: modèle (stator) /fabricant 5HP-01/YAMAHA ----
Résistance (couleur) de la bobine de charge 688 à 1.032 W à 20 ˚C (68 ˚F)
(vert-brun)----
Résistance de la bobine d’excitation (couleur) 248 à 372 W à 20 ˚C (68 ˚F)
(blanc-rouge)----
Bloc CDI: modèle/fabricant 5HP-00/YAMAHA ----
Bobine d’allumage:
Modèle/fabricant 4KJ-10/YAMAHA ----
Longueur minimum d’étincelle 6 mm (0,24 in) ----
Résistance de l’enroulement primaire 0,18 à 0,28 W à 20 ˚C (68 ˚F) ----
Résistance de l’enroulement secondaire 6,3 à 9,5 kW à 20 ˚C (68 ˚F) ----
Pièce à serrer Diamètre de
filetQtéCouple de serrage
Nm m•kg ft•lb
Bobine d’excitation M6 ´ 1,0 2 10 1,0 7,2
Plot borgne (contacteur de point mort) M10 ´ 1,25 1 20 2,0 14
Stator M6 ´ 1,0 3 10 1,0 7,2
Rotor M12 ´ 1,25 1 80 8,0 58
Bobine d’allumage M6 ´ 1,0 2 7 0,7 5,1
CARACTÉRISTIQUES D’ENTRETIEN