🏷️ Basic Information Identification Make: Aprilia Model: Scarabeo 500 Production Years Covered: 2003, 2004, 2005, 2006 Codes Engine Code General: Piaggio LEADER 400 (though marketed as 500cc, actual displacement is often around 460cc) 👋 Introduction Market Position Vehicle Segment: Premium maxi-scooter, designed for urban commuting and comfortable touring. Competitive Analysis Key Competitors: Piaggio X9, Yamaha TMAX, Suzuki Burgman 400, Honda Silver Wing. Key Features Unique Selling Points: Distinctive Italian design, comfortable ergonomics, robust engine performance for its class, ample under-seat storage, and a refined riding experience. Manual Purpose Intended User: Professional mechanics, DIY enthusiasts, and owners seeking in-depth knowledge for maintenance and repair. 📋 Manual Details Coverage Areas Comprehensive Systems Coverage: Engine, Fuel System, Ignition, Transmission, Clutch, Brakes, Suspension, Steering, Electrical System, Bodywork, Chassis, Cooling System, Lubrication System, Emissions Control, Diagnostics, Troubleshooting, Maintenance Procedures, Specifications. Page Count Estimated Page Count: 300-500 pages (typical for a service manual of this scope) Manual Type Manual Type: Factory Service Repair Workshop Manual Language Language: English Format Format: Digital (likely PDF) 📖 Manual Coverage Systems Covered Engine And Powertrain: Detailed disassembly, assembly, inspection, and repair procedures for the engine, including cylinder head, pistons, crankshaft, camshaft, valves, timing system, lubrication system, cooling system, and fuel injection system. Transmission And Drivetrain: Coverage of the automatic transmission (CVT), including variator, clutch assembly, belt drive, and final drive inspection, maintenance, and repair. Braking System: Complete service information for front and rear brakes, including hydraulic system, brake fluid, calipers, discs, pads, and levers/pedals. Suspension And Steering: Procedures for front fork, rear shock absorber, swingarm, bearings, and steering system (handlebar, steering column, headstock bearings). Electrical System: Detailed wiring diagrams, troubleshooting for lighting, ignition, starting system, charging system, instrumentation, sensors, and ECU diagnostics. Bodywork And Chassis: Information on fairings, seats, storage compartments, frame inspection, and body panel removal/installation. Procedures Included Routine Maintenance: Oil changes, filter replacements (oil, air), spark plug servicing, brake fluid flush, coolant checks and changes, chain/belt tensioning (if applicable), tire pressure checks. Troubleshooting: Diagnostic flowcharts and explanations for common performance issues, starting problems, electrical faults, and braking irregularities. Component Repair And Rebuild: Step-by-step instructions for engine component rebuilding, transmission servicing, and replacement of wear items like brake pads, bearings, and belts. Technical Specifications And Data: Torque values, clearances, fluid capacities, electrical component specifications, and dimensional data essential for accurate repairs. Technical Depth Depth Of Information: Comprehensive, from basic scheduled maintenance to complete engine and transmission overhauls. Includes diagnostic procedures and specifications used by factory-trained technicians. 📊 Manual Specifications File Format Digital File Format: PDF (Portable Document Format) Print Quality Image Resolution: High resolution for clear display of diagrams, illustrations, and text. Binding Type Binding Type: N/A (Digital format, not a physical book) Paper Type Paper Type: N/A (Digital format, not a physical book) Searchability Text Searchability: Searchable text for quick access to specific information and part numbers. ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, 4-valve, SOHC, Liquid-Cooled Single Cylinder Displacement: 460 cc (marketed as 500cc, based on Piaggio LEADER 400 engine architecture with larger bore/stroke) Bore X Stroke: Approx. 92 mm x 69 mm (specific figures may vary slightly based on exact engine revision) Performance Horsepower: Approx. 34-39 HP (at crankshaft, depending on specific tuning and regulations) Torque: Approx. 40-45 Nm (at crankshaft, depending on specific tuning) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with a throttle body system. Fuel Type: Unleaded Gasoline (RON 95 recommended) Ignition Ignition System: Electronic ignition with digital advance controlled by ECU. Cooling System Cooling Method: Liquid-cooled with thermostat-controlled fan. Lubrication System Oil Type Recommendation: Semi-synthetic or fully synthetic 5W-40 or 10W-40 motorcycle engine oil meeting API SG/SH/SJ/SL or JASO MA/MA2 standards. 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) Transmission Features: Includes centrifugal clutch and automatic variator for seamless acceleration and optimal engine RPM. Final Drive: Belt drive to rear wheel via a reduction gear and internal wet multi-plate clutch. 📐 Dimensions Exterior Length: Approx. 2200 mm Width: Approx. 780 mm Height: Approx. 1400 mm (to top of windshield) Wheelbase: Approx. 1560 mm Weights Dry Weight: Approx. 185 kg Curb Weight: Approx. 200 kg (with all fluids) Fuel Tank Capacity: 13 Liters (including reserve) Cargo Underseat Storage: Generous underseat storage compartment, capable of holding two full-face helmets. 🛡️ Safety Features Ratings Braking System Type: Front: 260 mm disc with 2-piston caliper; Rear: 240 mm disc with 1-piston caliper. Optional ABS available on some models. Active Features Lighting: Dual halogen headlights, LED taillight and brake light, turn signals. Tire Specifications: Front: 110/70-16; Rear: 140/70-15 (or similar, check specific tire ratings for load and speed) Passive Features Frame Construction: High-strength steel frame for chassis rigidity and rider safety. 💡 Technology Features Infotainment Instrument Cluster: Digital and analog combination instrument cluster displaying speedometer, tachometer, fuel level, odometer, trip meter, coolant temperature, and various warning lights. Driver Assistance ABS Availability: Optional Anti-lock...