Yamaha YJ125S / Vino 125 Scooter Manual (2003-2009) - Comprehensive Repair Guide for Mechanics

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Document Details

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Document Number / Seller:
26626 / Daniel Stewart
File Size:
12.19 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Scooter
Last updated / verified
Aug 29, 2025

Models Covered & Key Technical Specifications

  • YJ125S (2003-2009)
  • Vino 125 (2003-2009)

Professional Workshop Service Manual & Technical Specifications

What This Manual Covers

If you want one reliable document that brings order, clarity, and confidence into all ownership-relevant information, this manual is built exactly for that purpose.

This documentation is structured as a complete reference that connects identification data, system context, scheduled frameworks, and long-term records into a single, coherent overview. Instead of isolated chapters, the content is arranged to support understanding across the full scope of ownership and documentation needs.

Foundational Reference Sections

The opening part establishes the essential groundwork with general information, safety-related context, and identification references. This creates a stable baseline that anchors all subsequent sections to the correct vehicle or system scope.

Ownership and Identification Context

Dedicated chapters consolidate owner-oriented reference information, including identification numbers and documentation details. This section supports traceability and ensures that records remain clearly associated over time.

Orientation and System Context

The manual includes structured orientation content that explains how key systems, features, and functions are documented. The focus remains on context and structure, helping users understand how information is organized rather than how actions are performed.

Maintenance Framework Overview

Several sections outline how maintenance-related information is categorized within the documentation. Normal schedules, interval-based references, special operating conditions, and documented exceptions are presented as an interconnected framework, giving users a clear overview of how long-term care information is structured.

Records and Long-Term Documentation

A dedicated section supports documentation continuity through maintenance records and service history references. This makes the manual especially valuable for users who prioritize consistency, completeness, and long-term record keeping.

Index and Efficient Lookup

The document concludes with an index designed for fast orientation across all topics. This supports repeated access and efficient lookup without unnecessary searching.

When This Manual Fits Best

This manual is an excellent choice if you are looking for a single, well-organized reference that combines identification data, ownership context, maintenance frameworks, and documentation records. It is particularly suited for users who value clarity, completeness, and long-term usability over fragmented information.

Digital Format & Availability

Provided as a downloadable digital document, this manual is available for immediate access and designed for ongoing reference. Its clear structure makes it suitable for both quick consultation and long-term archival use.

FAQ

Which specific carburetor adjustments are required for the 2003–2009 Yamaha YJ125S to ensure optimal idle? keyboard_arrow_down

1,500–1,700 r/min is the standard idle speed range, which must be verified using an inductive tachometer after the engine has reached normal operating temperature.

Verify the correct engine oil capacity and viscosity for the Yamaha YJ125S Master Service Data. keyboard_arrow_down

0.80 liters (0.85 US qt) of SAE 10W-40 engine oil is the required refill capacity to maintain the internal lubrication of the 124cc four-stroke powerplant.

What is the mandatory torque specification for the cylinder head bolts on the Vino 125 series? keyboard_arrow_down

22 Nm (2.2 m·kg, 16 ft·lb) must be applied in a crisscross pattern to ensure even seating of the head gasket and prevent compression loss.

Identify the specific spark plug gap and type used in the YJ125S Technical Workshop Archive. keyboard_arrow_down

NGK/CR7E is the designated plug type, and the gap must be precisely set between 0.7–0.8 mm (0.028–0.031 in) to ensure consistent ignition timing

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Reviews (4)

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The download process was seamless, and I received the manual in my email quickly. Great service!
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Rated 4 out of 5 stars
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I loved how comprehensive this guide is. The troubleshooting section helped me fix an issue I was having with my scooter. Highly recommend!
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This manual is incredibly detailed and easy to follow. The diagrams are clear, making repairs a breeze!