Market Position:
The Yamaha YJ125S Vino is a popular urban commuter scooter known for its retro styling and reliability. This manual targets owners and independent repair shops seeking to maintain and repair these specific models.
Competitive Analysis:
Competes with similar displacement scooters from brands like Honda (e.g., Metropolitan), Kymco, and SYM. This manual provides dealer-level technical data crucial for comprehensive servicing.
Key Features:
Comprehensive coverage, detailed diagrams, step-by-step instructions, and essential specifications for the Yamaha YJ125S Vino model range.
Value Proposition:
Essential resource for DIY maintenance, repair, and troubleshooting, enabling cost savings and ensuring optimal performance and longevity of the Yamaha Vino.
Year Coverage:
2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015
Manual Type:
Workshop Service Repair Manual
Engine:
Complete engine overhaul, component diagnostics, disassembly, inspection, assembly, tuning
Fuel System:
Carburetor operation and adjustment, fuel pump, fuel filter, fuel lines
Ignition System:
CDI ignition system, spark plug inspection and replacement, timing
Electrical System:
Wiring diagrams, battery maintenance, charging system (stator, rectifier/regulator), starter motor, lighting, switches, fuses
Cooling System:
Air cooling system details, fan operation (if applicable)
Transmission:
Automatic transmission (CVT) operation, belt inspection and replacement, clutch operation, variator maintenance
Brakes:
Front and rear brake system (drum/disc), hydraulic system, brake pad/shoe replacement, bleeding procedures
Suspension:
Front fork inspection and service, rear shock absorber inspection and replacement
Steering:
Handlebar assembly, steering bearing inspection and adjustment
Chassis Frame:
Frame inspection, structural integrity checks
Wheels Tires:
Wheel bearing inspection, tire pressure recommendations, wheel removal and installation
Bodywork:
Panel removal and installation, trim components, seat maintenance
Routine Maintenance:
Oil changes, filter replacements, spark plug servicing, air filter cleaning/replacement, brake checks, chain/belt adjustment
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting for common issues
Repair Procedures:
Step-by-step instructions for component repair and replacement across all systems
Disassembly Assembly:
Detailed instructions for complete unit disassembly and reassembly
Technical Specifications:
Torque specifications, clearances, fluid capacities, electrical values
Depth:
Comprehensive coverage from basic owner maintenance to full engine and transmission rebuilds. Includes advanced diagnostic procedures and detailed schematics.
Engine Type:
4-stroke, 2-valve, SOHC, air-cooled
Displacement:
125 cc (cc)
Bore X Stroke:
52.0 mm x 58.0 mm
Compression Ratio:
9.2:1 (typical)
Horsepower:
Approximately 8.0 HP @ 7500 RPM (varies slightly by year/market)
Torque:
Approximately 9.0 Nm @ 6000 RPM (varies slightly by year/market)
Fuel Delivery:
Carburetor (e.g., Mikuni BS26 or similar)
Fuel Type:
Unleaded gasoline, 87 octane or higher
Oil Type:
Yamalube 4-stroke motorcycle oil (API SG, JASO MA or MA2 standard) or equivalent SAE 10W-40 or 20W-40
Oil Capacity:
0.90 Liters (900 ml) for oil change, 1.00 Liters (1000 ml) for filter change
Overall Length:
Approximately 1775 mm (69.9 in)
Overall Width:
Approximately 660 mm (26.0 in)
Overall Height:
Approximately 1050 mm (41.3 in)
Seat Height:
Approximately 740 mm (29.1 in)
Curb Weight:
Approximately 109 kg (240 lbs)
Fuel Tank Capacity:
5.5 Liters (1.45 US gal)
Front Tire Size:
3.50-10 4PR
Rear Tire Size:
3.50-10 4PR
Wheel Bolt Pattern:
N/A (Scooter wheels are typically hub-mounted)
Safety Ratings:
As a scooter, safety ratings are typically based on component design and adherence to local road regulations, not formal crash test structures like cars.
Braking System:
Front disc brake, rear drum brake (typical configuration). ABS not typically available on this model.
Lighting:
Halogen headlight, LED taillight/brake light, turn signals.
Frame Construction:
Steel tube frame designed for stability and maneuverability.
Infotainment System:
Basic analog speedometer, odometer, fuel gauge, and indicator lights. No integrated infotainment system.
Driver Assistance Features:
None (standard commuter scooter features).
Connectivity Options:
None.
Headlight Type:
Halogen bulb.
Engine Oil Change:
Every 3,000 km or 6 months, whichever comes first.
Air Filter Cleaning:
Every 5,000 km or 12 months.
Spark Plug Inspection:
Every 5,000 km.
Cvt Belt Inspection:
Every 5,000 km.
Brake Fluid:
DOT 3 or DOT 4 hydraulic brake fluid.
Gear Oil:
Yamalube Gear Oil or equivalent SAE 80 API GL-4 hypoid gear oil.
Gear Oil Capacity:
0.11 Liters (110 ml)
Known Issues:
Potential for carburetor cleaning/adjustment due to infrequent use or fuel quality; occasional wear on CVT belt and rollers; aging electrical connections. The manual addresses these comprehensively.
Brand Heritage:
Yamaha has a long and storied history in motorcycle and scooter manufacturing, known for innovation and quality since its inception in 1955.
Model Evolution:
The Vino line, with its distinctive retro styling inspired by classic European scooters, has been a consistent seller for Yamaha, evolving subtly over the years while maintaining its core aesthetic and mechanical package.
Production Years:
First introduced in Japan in 1997, with international markets and updated models, including the YJ125S, following.
Manufacturing Locations:
Primarily manufactured in Southeast Asia (e.g., Indonesia) for various global markets.
