🏷️ Basic Information Identification Make: Aprilia Model: Atlantic 500 Year: 2004 Codes Model Code: AP803 👋 Introduction Market Position Segment: Premium Maxi-Scooter Target Audience: Commuters seeking comfort, performance, and practicality; touring riders Competitive Analysis Key Competitors: Suzuki Burgman 400/650, Yamaha Majesty 400, Honda Silver Wing 500 Key Features Design Philosophy: Sporty yet comfortable, offering car-like ergonomics and substantial power for its class Unique Selling Points: Powerful Rotax engine, robust chassis, ample underseat storage, comfortable rider triangle 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair Secondary Coverage: Maintenance, troubleshooting, diagnostics, overhaul Page Count Estimated Pages: 400+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: Downloadable Digital Format (PDF) 📖 Manual Coverage Systems Covered Engine: Engine removal, disassembly, inspection, assembly, tuning, cooling system, lubrication system, fuel injection system, ignition system, exhaust system Transmission: Automatic transmission (CVT) operation, maintenance, service, removal, installation, internal components Chassis: Frame inspection, suspension system (front and rear), steering system, wheel bearings, swingarm maintenance Brakes: Brake system components (discs, calipers, master cylinders, lines), bleeding procedures, pad replacement, hydraulic system troubleshooting Electrical: Wiring diagrams, battery system, charging system, starter motor, lighting system, ignition system, instrumentation, electronic control unit (ECU) diagnostics Bodywork: Fairing removal and installation, seat, body panels, storage compartment access, lighting components Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, air filter cleaning/replacement, brake fluid flush, coolant flush Troubleshooting: Diagnostic flowcharts, symptom-based problem identification, component testing procedures Repair: Step-by-step instructions for component removal, repair, and reinstallation Overhaul: Complete engine and transmission disassembly and reassembly procedures Specifications: Torque specifications, clearances, fluid capacities, electrical values Technical Depth Depth: Expert-level, suitable for professional technicians and advanced DIY enthusiasts 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content for quick information retrieval Printability: Printable pages for hands-on workshop use Print Quality Image Resolution: High-resolution for clear diagrams and illustrations Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, single-cylinder, liquid-cooled, DOHC Displacement: 460 cc (460.1 cm³) Bore X Stroke: 92 mm x 69 mm Compression Ratio: 10.5:1 Performance Horsepower: Approx. 39 HP (29 kW) @ 7,000 RPM Torque: Approx. 43 Nm (31.7 lb-ft) @ 5,500 RPM Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Keihin or similar throttle body Fuel Type: Unleaded gasoline (min. 95 RON) Ignition Ignition System: Digital electronic ignition Cooling Cooling System: Liquid-cooled Lubrication Lubrication System: Wet sump 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Drive Type: Belt drive to rear wheel Features Clutch Type: Automatic centrifugal clutch 📐 Dimensions Exterior Length: Approx. 2245 mm (88.4 in) Width: Approx. 770 mm (30.3 in) Height: Approx. 1420 mm (55.9 in) Wheelbase: Approx. 1575 mm (62.0 in) Interior Seat Height: Approx. 760 mm (29.9 in) Cargo Underseat Storage: Accommodates two full-face helmets Weights Dry Weight: Approx. 212 kg (467 lbs) Wet Weight: Approx. 223 kg (492 lbs) Gross Vehicle Weight Rating: Not specified, but typically around 400 kg 🛡️ Safety Features Ratings Crash Test Results: N/A (Motorcycle safety is assessed differently than cars) Active Features Braking System: Front: Dual 260mm discs with twin-piston calipers. Rear: 240mm disc with twin-piston caliper. Linked braking system may be present. ABS: Optional ABS available on certain models/markets Passive Features Lighting: Halogen headlights, LED taillight and indicators (depending on market variant) 💡 Technology Features Infotainment Dashboard: Analog speedometer and tachometer, digital odometer, trip meter, fuel gauge, clock, and warning lights Driver Assistance ABS Availability: Optional ABS on specific configurations 🔧 Maintenance Service Intervals Oil Change: Every 6,000 km (3,700 miles) or 12 months, whichever comes first Oil Filter Change: Every 6,000 km (3,700 miles) or 12 months Air Filter Cleaning: Every 6,000 km (3,700 miles) Spark Plug Replacement: Every 12,000 km (7,500 miles) Valve Clearance Check: Every 12,000 km (7,500 miles) Coolant Flush: Every 24,000 km (15,000 miles) or 24 months Fluid Specifications Engine Oil Type: SAE 10W-40, API SG or higher, JASO MA approved Engine Oil Capacity: Approx. 1.8 liters (1.9 US quarts) with filter change Coolant Type: Ethylene glycol-based antifreeze, 50% mixture with distilled water Brake Fluid Type: DOT 4 Transmission Fluid Type: CVT oil, specific type recommended by Aprilia (refer to manual for exact specification and capacity) Known Issues Common Wear Items: CVT belt, voltage regulator, starter solenoid, water pump seal Potential Problems: Erratic idling due to throttle body or fuel injector issues, electrical gremlins if not maintained 📚 Vehicle History Brand Heritage Manufacturer Origin: Italy Aprilia Legacy: Renowned for performance motorcycles, racing heritage, and innovative designs Model Evolution Atlantic Lineup: The Atlantic series was Aprilia's entry into the maxi-scooter market, known for bridging the gap between scooter practicality and motorcycle performance. 2004 Updates: Refinements to the engine and chassis for improved performance and reliability compared to earlier models. Production Production Years: 2002-2013 (for the Atlantic...