🏷️ Basic Information Identification Make: Yamaha Model: Majesty 400 Model Code: YP400 Model Years Covered: 2008-2012 👋 Introduction Market Position Category: Maxi-scooter, touring scooter Competitive Analysis Competitors: Suzuki Burgman 400, Honda Forza 300/350 (and similar displacement scooters of the era) Key Features Vehicle Design: Comfortable ergonomics for touring, ample under-seat storage, aerodynamic fairing Key Features Manual Value Proposition: Comprehensive, factory-level information for DIY maintenance and repair, empowering owners and independent mechanics 📋 Manual Details Coverage Areas General Coverage: All repairs, servicing, and troubleshooting Specific Systems Covered: Engine, transmission, fuel system, electrical system, chassis, suspension, brakes, bodywork, cooling system, exhaust system, and more. Page Count Estimated Pages: Hundreds (exact count not specified, but described as 'very detailed') Manual Type Type: Factory Service Repair Workshop Manual Language Language: English Format Digital Format: PDF Platform Compatibility: Windows & MAC Computers, Tablets, Smartphones Licensing Usage License: Lifetime use on unlimited devices, no expiry, no renewal fees Features Printing Capability: Print single pages or entire manual 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine disassembly, assembly, overhaul, component specifications, timing procedures, lubrication Fuel System: Fuel injection system (EFI), fuel pump, injectors, fuel filter, fuel pressure testing, throttle body cleaning Transmission Drivetrain: Automatic transmission (CVT), clutch operation, belt inspection and replacement, roller weights, variator maintenance Electrical System: Wiring diagrams, ignition system, starting system, charging system (stator, regulator/rectifier), lighting, fuses, relays, battery maintenance Cooling System: Radiator, coolant hoses, thermostat, water pump, coolant specifications and flushing Brake System: Front and rear brake caliper service, brake fluid replacement, bleeding procedures, disc and pad inspection/replacement Suspension Steering: Front fork service, rear shock absorber adjustment/replacement, steering bearing inspection and lubrication Chassis Frame: Frame inspection, body panel removal and installation, seat assembly, storage compartment Exhaust System: Exhaust pipe and muffler inspection, gasket replacement Procedures Included Maintenance: Scheduled maintenance tasks, oil changes, filter replacements, spark plug replacement, fluid checks and changes Troubleshooting: Diagnostic procedures for common and uncommon problems, fault code interpretation (if applicable), step-by-step guides Repair: Detailed instructions for component replacement, overhaul, and repair of all major vehicle systems Disassembly Assembly: Comprehensive guides for taking apart and reassembling various components and systems Technical Depth Depth: Professional level, suitable for complete rebuilds and advanced diagnostics Illustrations Type: Detailed photos & diagrams, highly detailed exploded diagrams 📊 Manual Specifications File Format Format: PDF (Portable Document Format) Print Quality Resolution: High-resolution (implied by 'detailed photos & diagrams') Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) Searchability Text Search: Likely searchable text within PDF (standard for professional manuals) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, liquid-cooled, SOHC, 4-valve Displacement: 395 cc Bore X Stroke: 83.0 mm x 73.0 mm Performance Horsepower: Approx. 28-30 HP (at crankshaft, varies slightly by region/spec) Torque: Approx. 29-30 Nm (at crankshaft, varies slightly by region/spec) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Lubrication System Oil Type: Yamalube 4 (or equivalent motorcycle specific 10W-40 or 20W-40) Cooling System Coolant Type: Yamaha All Weather Coolant or equivalent ethylene glycol based antifreeze with distilled water (50/50 mix) Ignition System Spark Plug Model: NGK CR9E or DENSO U27FER9 (check specific model year for confirmation) 🔧 Transmission Standard Type: Automatic Continuously Variable Transmission (CVT) Features Drive Type: Belt drive to rear wheel Fluid Specifications Transmission Fluid: N/A (CVT uses internal lubrication and a final drive oil, often specific gear oil like SAE 80) 📐 Dimensions Exterior Length: Approx. 2270 mm (89.4 in) Width: Approx. 790 mm (31.1 in) Height: Approx. 1420 mm (55.9 in) Wheelbase: Approx. 1590 mm (62.6 in) Weights Dry Weight: Approx. 190 kg (419 lbs) Wet Weight: Approx. 205 kg (452 lbs) (with fluids) Capacities Fuel Tank Capacity: 14 Liters (3.7 US gal) Engine Oil Capacity: Approx. 1.7 Liters (1.8 US qt) (with filter change) Final Drive Oil Capacity: Approx. 110 ml (3.7 US oz) (SAE 80) 🛡️ Safety Features Passive Features Lighting: Dual halogen headlights, LED taillight Active Features Brakes: Front: Dual 267mm discs, Rear: 267mm disc (some markets may have ABS as optional equipment) 💡 Technology Features Infotainment Features: N/A (Focus on practical utility rather than advanced infotainment) Driver Assistance ABS: Optional Anti-lock Braking System (ABS) on some models/regions Convenience Storage: Large under-seat storage compartment, glove box 🔧 Maintenance Service Intervals Engine Oil Change: Every 5,000 km (3,000 miles) or annually Air Filter Inspection: Every 5,000 km (3,000 miles) Spark Plug Replacement: Every 10,000 km (6,000 miles) Cvt Belt Inspection: Every 10,000 km (6,000 miles) Brake Fluid Replacement: Every 2 years or 20,000 km (12,000 miles) Fluid Specifications Engine Oil Viscosity: 10W-40 or 20W-40 API SG or higher, JASO MA certified Final Drive Oil: SAE 80 API GL-4 hypoid gear oil Known Issues Common Wear Items: CVT belt wear, variator roller wear, front fork seals, battery degradation Common Issues Potential Problems: While generally reliable, occasional issues can include rectifier failure, minor electrical gremlins, and...