Yamaha 2009 YW125Y Manuals

Manuals and User Guides for Yamaha 2009 YW125Y. We have 2 Yamaha 2009 YW125Y manuals available for free PDF download: Service Manual, Owner's Manual

Yamaha 2009 YW125Y Service Manual (338 pages)

Brand: Yamaha | Category: Motorcycle | Size: 9.52 MB

Table of Contents

6
- Spark Plug
  2
- How to Use this Manual
  4
- Chassis
  5
- Electrical System
  5
- Engine
  5
- Fuel Injection System
  5
- General Information
  5
- Periodic Checks and Adjustments
  5
- Specifications
  5
- Troubleshooting
  5
  - Table of Contents
    6
  - Gen Info
    7
- Chapter 1 General Information
  8
- Scooter Identification
  8
  - Vehicle Identification Number
    8
  - Model Label
    8
- Features
  9
  - Outline of the Fi System
    9
  - Fi System
    10
  - O 2 Sensor
    11
- Important Information
  12
  - Preparation for Removal and Disassembly
    12
  - Replacement Parts
    12
  - Gaskets, Oil Seals and O-Rings
    12
  - Lock Washers/Plates and Cotter Pins
    13
  - Bearings and Oil Seals
    13
  - Circlips
    13
  - Equipment Preparation
    14
- Checking the Connections
  15
- Special Tools
  17
Spec

20
- Chapter 2 Specifications
  21
- General Specifications
  21
- Engine Specifications
  22
- Chassis Specifications
  32
- Electrical Specifications
  35
- General Tightening Torque Specifications
  38
- Tightening Torques
  39
  - Engine
    39
  - Chassis
    41
- Lubrication Points and Lubricant Types
  44
  - Chassis
    45
- Cable Routing
  46
Chk Adj

52
- Chapter 3 Periodic Checks and Adjustments
  54
- Introduction
  54
- Periodic Maintenance and Adjustment
  54
  - Periodic Maintenance Chart for the Emission Control System
    54
  - Genela Maintenance and Lublication Chart
    55
- Cover and Panel
  57
  - Seat and Trunk
    57
  - Footrest Board
    58
  - Leg Shield 1 Assembly and Leg Shield 2
    60
- Engine
  62
- Chassis
  88
  - Checking the Front Brake
    88
  - Adjusting the Rear Brake
    88
  - Checking the Brake Fluid Level
    89
  - Checking the Front Brake Pads
    90
  - Checking the Rear Brake Shoes
    90
  - Checking the Front Brake Hose
    90
  - Bleeding the Hydraulic Brake System
    91
  - Checking and Adjusting the Steering Head
    93
  - Checking the Front Fork
    95
  - Checking the Tires
    96
  - Checking the Wheels
    99
  - Checking and Lubricating the Cables
    99
  - Lubricating the Levers
    100
  - Lubricating the Sidestand
    100
  - Lubricating the Centerstand
    100
  - Lubricating the Rear Suspension
    100
- Electrical System
  101
  - Checking and Charging the Battery
    101
  - Checking the Fuses
    108
  - Replacing the Headlight Bulbs
    110
  - Adjusting the Headlight Beams
    111
Chas

112
- Front Wheel and Brake Disc
  114
- Chapter 4
  115
- Front Wheel
  115
- Removing the Front Wheel
  116
- Checking the Front Wheel
  117
- Checking the Brake Disc
  119
- Assembling the Front Wheel
  120
- Checking the Speedometer Gear Unit
  120
- Installing the Front Wheel
  121
- Adjusting the Front Wheel Static Balance
  122
- Rear Wheel and Rear Brake
  124
  - Removing the Rear Wheel
    126
  - Checking the Rear Wheel
    127
  - Checking the Rear Wheel Drive Hub
    127
  - Checking the Brake
    127
  - Assembling the Brake Shoes
    128
  - Installing the Rear Wheel
    130
  - Adjusting the Rear Wheel Static Balance
    131
- Front Brake
  132
- Front Fork
  151
  - Removing the Front Fork Legs
    154
  - Disassembling the Front Fork Legs
    155
  - Checking the Front Fork Legs
    157
  - Assembling the Front Fork Legs
    158
  - Installing the Front Fork Legs
    161
- Handlebar
  162
  - Removing the Handlebar
    164
  - Checking the Handlebar
    165
  - Installing the Handlebar
    166
- Steering Head
  168
  - Handlebar Bracket and Front Bracket
    168
  - Lower Bracket
    169
  - Removing the Lower Bracket
    171
  - Checking the Steering Head
    172
  - Installing the Steering Head
    173
- Rear Shock Absorber Assemblies and Swingarm
  174
Eng

179
- Chapter 5
  181
- Engine
  181
- Engine Removal
  181
- Leads and Hoses
  181
- Installing the Engine
  184
- Cylinder Head
  185
  - Removing the Cylinder Head
    187
  - Checking the Cylinder Head
    189
  - Installing the Cylinder Head
    190
- The Rocker Arms and Camshaft
  193
- Valves and Valve Springs
  201
  - Removing the Valves
    203
  - Checking the Valves and Valve Guides
    204
  - Checking the Valve Seats
    207
  - Checking the Valve Springs
    209
  - Installing the Valves
    210
- Cylinder and Piston
  212
  - Removing the Cylinder and Piston
    213
  - Checking the Cylinder and Piston
    214
  - Checking the Piston Rings
    216
  - Checking the Piston Pin
    217
  - Checking the Timing Chain Guide (Exhaust Side)
    218
  - Installing the Piston and Cylinder
    218
- Belt Drive
  220
  - V-Belt Case
    221
  - V-Belt and Primary/Secondary Sheave
    221
  - Secondary Sheave
    222
  - Removing the Primary Sheave
    223
  - Removing the Secondary Sheave and V-Belt
    223
  - Disassembling the Secondary Sheave
    224
  - Checking the Clutch Shoes
    224
  - Checking the V-Belt
    225
  - Checking the Primary Sheave
    226
  - Checking the Primary Sheave Weights
    226
  - Checking the Slider
    227
  - Checking the Secondary Sheave
    227
  - Assembling the Primary Sheave
    228
  - Assembling the Secondary Sheave
    229
  - Installing the Secondary Sheave, V-Belt and Primary Sheave
    230
- Starter Clutch and Ac Magneto
  233
  - Stator Coil Assembly
    233
  - Starter Clutch
    234
  - Removing the Ac Magneto
    235
  - Checking the Starter Clutch
    236
  - Installing the Ac Magneto
    237
- Oil Pump
  238
  - Checking the Oil Pump
    239
  - Assembling the Oil Pump
    240
  - Installing the Oil Pump
    240
- Transmission
  241
  - Checking the Transmission
    242
- Crankshaft
  243
Throttle Body and Fuel Injector/Fuel Injection System

251
- Chapter 6 Fuel Injection System
  252
- Wiring Diagram
  253
- Ecu's Self-Diagnostic Function
  255
- Checking for a Defective Engine Trouble Warning Light Bulb
  256
- Self-Diagnostic Fanction Table
  256
- Troubleshooting Chart
  258
- Diagnostic Mode
  259
- Throttle Body and Fuel Injector
  277
- Fuel Tank
  278
- Fuel Injector and Fuel Hose
  279
- Throttle Body
  280
- Removing the Fuel Tank
  281
- Removing the Fuel Pump
  282
- Checking the Fuel Injector
  283
- Checking the Throttle Body
  283
- Installing the Fuel Pump
  284
- Installing the Fuel Tank and Fuel Hose
  284
- Checking the Fuel Pump and Pressure Regulator Operation
  285
- Checking the Throttle Position Sensor
  286
- Checking the Isc (Idle Speed Control) Valve
  287
Elec

288
- Chapter 7 Electrical System
  289
- Electrical Components
  289
- Wiring Diagram
  290
- Checking Switch Continuity
  292
- Checking the Switches
  293
- Checking the Bulbs and Bulb Sockets
  294
- Ignition System
  297
  - Circuit Diagram
    297
  - Troubleshooting
    298
- Electric Starting System
  303
  - Circuit Diagram
    303
  - Starting Circuit Cut-Off System Operation
    304
  - Troubleshooting
    305
  - Starter Motor
    305
  - Checking the Starter Motor
    311
  - Assembling the Starter Motor
    313
- Charging System
  314
  - Circuit Diagram
    314
  - Troubleshooting
    315
- Lighting System
  317
  - Circuit Diagram
    317
  - Troubleshooting
    318
  - Checking the Lighting System
    319
- Signaling System
  323
  - Circuit Diagram
    323
  - Troubleshooting
    324
  - Checking the Signaling System
    325
Trbl Shtg

331
- Chapter 8 Troubleshooting
  332
- Starting Failure/Hard Starting
  332
  - Engine
    332
  - Fuel System
    332
  - Electrical Systems
    332
- Incorrect Engine Idling Speed
  333
  - Engine
    333
  - Fuel System
    333
  - Electrical Systems
    333
- Poor Medium-And-High-Speed Performance
  333
- Faulty Clutch
  334
  - Engine Operates but Scooter will Not Move
    334
  - Poor Starting Performance
    334
  - Poor Speed Performance
    334
- Overheating
  334
  - Engine
    334
  - Fuel System
    334
  - Chassis
    334
  - Electrical Systems
    334
- Faulty Front Fork Legs
  335
  - Leaking Oil
    335
  - Malfunction
    335
- Poor Braking Performance
  335
- Unstable Handling
  335
- Faulty Lighting or Signaling System
  336
  - Headlight Does Not Come on
    336
  - Headlight Bulb Burnt out
    336
  - Tail/Brake Light Does Not Come on
    336
  - Tail/Brake Light Bulb Burnt out
    336
  - Turn Signal Does Not Come on
    336
  - Turn Signal Blinks Slowly
    336
  - Turn Signal Remains Lit
    336
  - Turn Signal Blinks Quickly
    336
  - Horn Does Not Sound
    336

Yamaha 2009 YW125Y Owner's Manual (161 pages)

Yamaha Scooter

Brand: Yamaha | Category: Motorcycle | Size: 2.06 MB

English

6
- Important Manual Information
  4
- Table of Contents
  6
- Location of Important Labels1-1
  
  8
- Safety Information
  
  10
  - Safety Information
    11
  - Further Safe-Riding Points
    14
- 1 Description
  
  16
  - Left View
    16
- 2 Right View
  
  17
  - Controls and Instruments
    18
- 3 Instrument and Control Functions
  
  19
- 4 Main Switch/Steering Lock
  
  19
  - Keyhole Cover
    20
  - Indicator Lights
    20
  - Speedometer Unit
    21
  - Fuel Gauge
    21
- 6 Handlebar Switches
  
  22
  - Front Brake Lever
    23
  - Rear Brake Lever
    23
- 7 Fuel Tank Cap
  
  23
  - Fuel
    24
- 8 Catalytic Converter
  
  25
  - Seat
    26
  - Helmet Holder
    27
- 9 Storage Compartment
  
  27
  - Sidestand
    28
  - Ignition Circuit Cut-Off System
    29
  - Instrument and Control Functions
    30
- For Your Safety - Pre-Operation Checks
  
  31
  - Pre-Operation Check List
    32
- Operation and Important Riding Points
  
  34
  - Starting the Engine
    34
  - Starting off
    35
  - Acceleration and Deceleration
    35
  - Braking
    35
  - Tips for Reducing Fuel Consumption
    36
  - Engine Break-In
    36
  - Parking
    37
- Periodic Maintenance and Adjustment
  
  38
- Scooter Care and Storage
  
  68
  - Matte Color Caution
    68
  - Care
    68
  - Storage
    70
- Specifications
  
  72
- Consumer Information
  
  74
Français

86
- Table des Matières
  
  87
- Emplacement des Étiquettes de Renseignements Importants
  
  88
- Consignes de Sécurité
  
  90
- 1 Conseils Supplémentaires Relatifs À la Sécurité Routière
  
  94
- 2 Description
  
  96
  - Vue Gauche
    96
- 3 Vue Droite
  
  97
  - Commandes Et Instruments
    99
  - Contacteur À Clé/Antivol
    99
  - Cache de la Serrure
    100
  - Témoins
    100
  - Bloc de Compteur de Vitesse
    101
- 6 Jauge de Niveau de Carburant
  
  101
  - Combinés de Contacteurs
    102
  - Levier de Frein Avant
    103
- 7 Levier de Frein Arrière
  
  103
  - Bouchon du Réservoir de Carburant
    103
- 8 Carburant
  
  103
  - Pot Catalytique
    105
- 9 Selle
  
  106
  - Accroche-Casque
    107
  - Compartiment de Rangement
    107
  - Béquille Latérale
    108
  - Coupe-Circuit D'allumage
    109
- Pour la Sécurité - Contrôles Avant Utilisation
  
  111
  - Points À Contrôler Avant Chaque Utilisation
    112
- Utilisation Et Conseils Importants Concernant Le Pilotage
  
  114
  - Mise en Marche du Moteur
    114
  - Démarrage
    115
  - Accélération Et DéCélération
    115
  - Freinage
    115
    
    Comment Réduire Sa Consommation de Carburant
    116
    
    Rodage du Moteur
    116
    
    Stationnement
    117
- Entretiens Et Réglages Périodiques
  
  118
- Soin Et Remisage du Scooter
  
  148
  - Remarque Concernant Les Pièces de
    148
  - Soin
    148
  - Remisage
    150
- Caractéristiques
  
  152
- Renseignements Complémentaires
  
  154

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Yamaha 2009 YW125Y Manuals

Yamaha 2009 YW125Y Service Manual (338 pages)

Table of Contents

Table of Contents

Spec

Chk Adj

Chas

Eng

Throttle Body and Fuel Injector/Fuel Injection System

Elec

Trbl Shtg

Yamaha 2009 YW125Y Owner's Manual (161 pages)

Table of Contents

English

Location of Important Labels1-1

Safety Information

1 Description

2 Right View

3 Instrument and Control Functions

4 Main Switch/Steering Lock

6 Handlebar Switches

7 Fuel Tank Cap

8 Catalytic Converter

9 Storage Compartment

For Your Safety - Pre-Operation Checks

Operation and Important Riding Points

Periodic Maintenance and Adjustment

Scooter Care and Storage

Specifications

Consumer Information

Français

Table des Matières

Emplacement des Étiquettes de Renseignements Importants

Consignes de Sécurité

1 Conseils Supplémentaires Relatifs À la Sécurité Routière

2 Description

3 Vue Droite

6 Jauge de Niveau de Carburant

7 Levier de Frein Arrière

8 Carburant

9 Selle

Pour la Sécurité - Contrôles Avant Utilisation

Utilisation Et Conseils Importants Concernant Le Pilotage

Entretiens Et Réglages Périodiques

Soin Et Remisage du Scooter

Caractéristiques

Renseignements Complémentaires

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Yamaha Categories