Yamaha YP125 YP125E MAJESTY Full Service & Repair Manual 2005-2012

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Taper: Motorcycle

Distributeur:

UGS: 147650

Mots clés: 2005 2006 2007 2008 2009 2010 2011 2012 MAJESTY Motorcycle Motorcycles Yamaha YP125 YP125E

Variantes de produits

Description

The Majesty, model codes YP125 and YP125E, represents a commitment to premium urban mobility within the 125cc scooter segment. Produced between 2005 and 2012, this model embodies maxi-scooter styling, offering aerodynamic bodywork, comfortable seating for urban commuters, and practical features like generous under-seat storage. Its four-stroke, SOHC, 4-valve, liquid-cooled 125cc engine, managed by Electronic Fuel Injection (EFI), delivers reliable performance suitable for daily use. The extensive engineering heritage and the Majesty's established reputation for comfort and practicality make it a distinguished choice for riders seeking a blend of style and efficiency. This comprehensive factory service and repair workshop manual provides in-depth guidance for the Majesty YP125 / YP125E models from 2005 to 2012. It covers all essential aspects of vehicle maintenance, repair, and diagnostics, including detailed procedures for the engine, fuel system, ignition, transmission, chassis, suspension, brakes, and electrical systems. The manual is designed to assist professional mechanics, technicians, and experienced DIY enthusiasts in performing routine maintenance, complex overhauls, and troubleshooting common issues with high accuracy, utilizing detailed instructions and technical specifications to ensure optimal vehicle upkeep and longevity.

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

Majesty

Model Code:

YP125 / YP125E

Years Covered:

2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012

👋 Introduction

Market Position

Segment:

Premium 125cc Scooter segment.

Target Demographic:

Urban commuters seeking comfort, style, and practicality.

Competitive Analysis

Key Competitors:

Honda PCX125, Suzuki Burgman 125, Kymco Xciting 125 (during the covered period).

Key Features

Design:

Maxi-scooter styling, comfortable seating, aerodynamic bodywork.

Storage:

Generous under-seat storage, typically accommodating a full-face helmet.

Manual Value Proposition

Completeness:

Full factory specification, no limitations or trial periods.

Longevity:

Lifetime usability, no expiry dates or renewal fees.

📋 Manual Details

Coverage Areas

Geographic Coverage:

Global (specifications may vary slightly by region)

Page Count

Estimated Page Count:

Hundreds (exact number not specified, implies comprehensive)

Manual Type

Type:

Factory Service & Repair Workshop Manual

Language

Language:

English (implied by product description and common manual standards)

Format

Digital Format:

License

Usage License:

Unlimited, perpetual use on multiple devices

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine assembly, disassembly, inspection, overhaul, valve timing, piston/cylinder inspection, crankshaft/connecting rod inspection, lubrication system, cooling system (liquid-cooled).

Fuel System:

Fuel injection system (EFI), fuel pump, injectors, throttle body, fuel tank, fuel lines, emissions control system (EVAP).

Ignition System:

CDI ignition system, spark plugs, ignition coils, timing.

Transmission Drivetrain:

Automatic transmission (CVT - Continuously Variable Transmission) disassembly and assembly, drive belt inspection and replacement, clutch operation, final drive (gearbox) oil change and inspection.

Chassis Frame:

Frame inspection, headstock bearings, steering system maintenance.

Suspension:

Front fork (telescopic) disassembly, inspection, oil change, seal replacement. Rear shock absorber inspection and replacement.

Brakes:

Front and rear brake systems (likely hydraulic disc brakes), brake pad replacement, caliper service, brake fluid bleeding and replacement, master cylinder inspection, brake line inspection.

Electrical System:

Wiring diagrams, battery maintenance, charging system (stator, rectifier/regulator), starter motor, lighting system (headlight, taillight, indicators), horn, fuses, relays, ECU (Engine Control Unit) diagnostics.

Body Panels Trim:

Removal and installation of fairings, seat, storage compartments, and other body panels.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements (oil, air), spark plug replacement, brake fluid changes, coolant checks/changes, tire pressure checks, drive belt inspection.

Troubleshooting Diagnostics:

Step-by-step troubleshooting guides for common and uncommon issues, fault code interpretation (if applicable), diagnostic procedures for electrical and mechanical faults.

Engine Rebuild:

Complete engine disassembly, part measurement (clearances, wear limits), piston ring replacement, cylinder honing, valve lapping, gasket replacement, engine reassembly.

Transmission Repair:

CVT unit inspection, roller weight checks, clutch shoe inspection, drive and driven pulley service, gearbox disassembly and reassembly.

Electrical Diagnostics:

Testing of sensors, actuators, charging system components, starter circuit, using a multimeter and oscilloscope (implied).

Suspension Service:

Front fork seal replacement, fork oil viscosity and level checks, rear shock absorber mounting and function checks.

Brake System Overhaul:

Brake caliper piston service, master cylinder seal replacement, hydraulic system bleeding procedures.

Technical Depth

Depth:

Comprehensive (covers all repairs, servicing, and troubleshooting).

Detail Level:

High (detailed photos & diagrams, step-by-step instructions).

Target Audience

Intended User:

Professional Mechanics and Technicians, Experienced DIYers.

📊 Manual Specifications

File Format

Format:

Searchability:

Likely searchable text (standard for professional PDF manuals).

Print Quality

Printability:

Printable (single pages or entire manual).

Compatibility

Operating Systems:

Windows and macOS compatible.

Accessibility

Device Compatibility:

Accessible on computers, tablets, and smartphones.

⚙️ Engine Specifications

Primary Engine

Engine Type:

Four-stroke, SOHC, 4-valve, liquid-cooled

Displacement:

125cc class (typically around 124-125 cc)

Bore X Stroke:

Specific dimensions available in manual (e.g., 52.0 mm x 57.9 mm for some 125cc Yamaha engines).

Compression Ratio:

Typically around 11.0:1 to 12.0:1 for this class of engine.

Performance

Horsepower:

Around 10-12 HP at peak RPM (subject to regional restrictions).

Torque:

Around 9-11 Nm at peak RPM.

Fuel System

Fuel Delivery:

Electronic Fuel Injection (EFI) - Yamaha's 'Fuel Injection' system.

Fuel Type:

Unleaded Gasoline (RON 91 or higher).

Lubrication

Oil Type:

Yamalube 4 (or equivalent SAE 10W-40 API SG or higher).

Oil Capacity:

Around 0.8-1.0 Liters for oil change, with filter change (specific value in manual).

Cooling System

Coolant Type:

Yamaha Super Coolant (or equivalent ethylene glycol based antifreeze mixture).

Ignition System

Spark Plug Type:

NGK CR9E or similar (specific cross-reference available in manual).

🔧 Transmission

Standard

Type:

Automatic - V-belt type continuously variable transmission (CVT).

Features

Drive Belt:

Maintenance, inspection for wear and cracks, replacement intervals.

Clutch:

Centrifugal clutch with clutch shoes and springs, inspection and replacement.

Final Drive:

Gear drive (enclosed in a gearbox).

Fluid Specifications

Gearbox Oil Type:

Yamalube Gear Oil (or equivalent SAE 80 hypoid gear oil).

Gearbox Oil Capacity:

Around 0.10-0.12 Liters (specific value in manual).

📐 Dimensions

Exterior

Length:

Approx. 2,150 mm (varies slightly by specific model variant).

Width:

Approx. 750 mm.

Height:

Approx. 1,350 mm (seat height around 770-790 mm).

Weights

Dry Weight:

Approx. 145-155 kg (varies by specific model variant).

Wet Weight:

Approx. 155-165 kg (with all fluids).

🛡️ Safety Features

Active Features

Braking System:

Front and rear disc brakes, likely with linked braking system (LBS) on some variants.

Lighting:

Halogen or LED headlight, LED taillight, turn signals.

Passive Features

Frame Construction:

Steel frame providing rigidity and rider protection.

Tires:

Tubeless tires for improved puncture resistance.

💡 Technology Features

Infotainment

Instrument Cluster:

Digital and analog combination display with speedometer, tachometer, fuel gauge, clock, odometer, trip meter, and warning lights.

Driver Assistance

Lighting Technology:

Dual headlights for improved visibility, auto-off headlights on some models.

Connectivity

Charging Port:

12V accessory power outlet in the front storage compartment for charging devices (common feature).

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 3,000-5,000 km or annually (refer to manual for exact interval based on usage).

Oil Filter Replacement:

Every 6,000-10,000 km or every second oil change.

Air Filter Cleaning Replacement:

Check/clean every 5,000 km, replace every 10,000-15,000 km.

Spark Plug Replacement:

Every 10,000-15,000 km.

Drive Belt Inspection Replacement:

Inspect every 10,000 km, replace every 20,000-30,000 km (depending on wear).

Brake Fluid Change:

Every 2 years or 20,000 km.

Coolant Change:

Every 2 years or 30,000 km.

Fluid Specifications

Engine Oil Viscosity:

SAE 10W-40

Engine Oil API:

API SG or higher

Brake Fluid:

DOT 4

Known Issues

Common Wear Items:

Drive belt, brake pads, suspension bushings, head bearings, starter motor brushes (common on many scooters).

Electrical Considerations:

Voltage regulator/rectifier failures can occur due to heat stress on older models.

Engine Performance Factors:

Loss of power can be due to clogged fuel injectors, worn drive belt, or faulty sensors.

📚 Vehicle History

Brand Heritage

Yamaha Legacy:

Yamaha's long-standing reputation in motorcycles, scooters, and high-performance engines.

Model Evolution

Majesty Lineage:

Part of Yamaha's popular Majesty line of maxi-scooters, known for comfort and practicality.

Production

Manufacturing Location:

Primarily manufactured in Southeast Asia (e.g., Indonesia, Thailand) for global markets.

🏆 Awards & Recognition

Recognitions

Industry Standing:

The Majesty line is consistently recognized for its comfort, reliability, and practicality in the urban mobility segment.