🏷️ Basic Information Identification Make: Aprilia Model: Pegaso 650 Year: 2003 Model Variant: Factory Codes Chassis Code: AP15 👋 Introduction Market Position Segment: Adventure Touring / Dual-Sport Motorcycle Competitive Analysis Competitors: BMW F650GS, Suzuki DL650 V-Strom, Kawasaki KLR650. Key Features Engine Type: Single-cylinder, four-stroke, liquid-cooled. Suspension Front: Upside-down telescopic fork (Marzocchi). Suspension Rear: Monoshock with adjustable preload and rebound damping (Öhlins or Sachs depending on variant). Braking System Front: Single 300mm disc with 4-piston Brembo caliper. Braking System Rear: Single 240mm disc with 2-piston caliper. Fuel Delivery: Electronic Fuel Injection (EFI). Target Audience: Riders seeking versatility for commuting, touring, and light off-road use. 📋 Manual Details Coverage Areas Coverage Scope: All Models, Engines, Trim, Transmission Page Count Estimated Pages: 300+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Full overhaul, top-end, bottom-end, cooling system, lubrication system, fuel injection system. Engine Electrical: Ignition system, starting system, charging system, sensor diagnostics, ECU troubleshooting. Transmission: Gearbox assembly, clutch operation, lubrication, shift mechanism. Suspension: Front fork (Marzocchi), rear monoshock (Öhlins/Sachs), linkages, bearings. Brakes: Front disc (Brembo), rear disc, hydraulic system, bleeding procedures, pad replacement. Electrical System: Wiring diagrams, lighting system, instrumentation, battery, fuses, relays, starter motor. Fuel System: Fuel pump, injectors, fuel filter, fuel tank, pressure regulation. Exhaust System: Muffler, catalytic converter (if applicable), exhaust manifold. Cooling System: Radiator, coolant hoses, thermostat, water pump, fan. Frame And Bodywork: Frame inspection, fairings, seating, body panel removal and installation. Procedures Included Preventative Maintenance: Oil changes, filter replacements, chain adjustment, lubrication points, bolt torques. Troubleshooting: Diagnostic flowcharts for common starting, running, and electrical issues. Component Overhaul: Detailed step-by-step instructions for engine, gearbox, and suspension component rebuilds. Tune Up Procedures: Spark plug replacement, air filter cleaning/replacement, idle speed adjustment. Diagnostic Testing: Procedures for checking sensor signals, electrical component functionality. Special Tool Requirements: Identification of required special tools for specific repair procedures. Technical Depth Depth: Comprehensive, from basic maintenance to complete engine and transmission rebuilds. Diagnostic Focus: In-depth diagnostics for fuel injection, ignition, and electrical systems. Diagrams Included: Detailed exploded diagrams for all major assemblies and systems. Wiring Diagrams: Complete and color-coded electrical wiring diagrams. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content for quick information retrieval. Print Quality Resolution: High-resolution for clear viewing and printing of diagrams and text. Binding Type Binding: N/A (Digital PDF) Paper Type Paper: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, single-cylinder, liquid-cooled, DOHC, 4 valves per cylinder. Displacement: 652 cc Bore X Stroke: 100 mm x 83 mm Compression Ratio: 10.4:1 Performance Horsepower: 48 HP (36 kW) @ 6,500 rpm (approximate) Torque: 57 Nm (42 lb-ft) @ 5,200 rpm (approximate) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with single injector. Fuel Type: Unleaded gasoline (RON 91 or higher recommended) Lubrication Oil Type: API SG/SH or JASO MA certified SAE 10W-40 or 15W-50 motorcycle oil. Oil Capacity With Filter: 2.0 Liters (2.1 US qt) Ignition Ignition System: Electronic ignition, CDI, Double spark plug per cylinder. Cooling System Cooling Medium: Ethylene glycol-based coolant mixture (50% coolant, 50% distilled water). 🔧 Transmission Standard Transmission Type: 5-speed manual Optional Optional Transmission: N/A Features Clutch Type: Wet multi-plate clutch, hydraulically operated. Final Drive: Sealed O-ring chain Gear Ratios: Detailed ratios available in the manual. Transmission Oil Type: API GL-4 or GL-5 SAE 80W-90 gear oil. Transmission Oil Capacity: 0.6 Liters (0.6 US qt) 📐 Dimensions Exterior Length: 2180 mm (85.8 in) Width: 840 mm (33.1 in) Height: 1420 mm (55.9 in) Wheelbase: 1470 mm (57.9 in) Ground Clearance: 220 mm (8.7 in) Seat Height: 870 mm (34.3 in) Weights Dry Weight: 160 kg (352.7 lbs) Wet Weight: 181 kg (399 lbs) (approximate, fully fueled) Maximum Load: 180 kg (397 lbs) Cargo Fuel Tank Capacity: 14 Liters (3.7 US gal) 🛡️ Safety Features Ratings Safety Rating: N/A (Motorcycle specific safety features focus on rider protection and vehicle stability). Active Features ABS: Optional ABS system available on some models. Braking Performance: Powerful Brembo front caliper and responsive rear brake. Chassis Stability: Steel tube frame and well-engineered suspension for predictable handling. Passive Features Lighting: Halogen headlight, LED tail light, turn signals. Instrumentation: Analogue speedometer, tachometer, LCD multi-function display. 💡 Technology Features Infotainment Infotainment System: Basic analog and digital instrumentation; no advanced infotainment features. Driver Assistance ABS: Optional anti-lock braking system (ABS) on select models. Connectivity Connectivity: N/A (No Bluetooth, USB, or smartphone integration). 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 km (4,500 miles) or 12 months, whichever comes first. Air Filter Cleaning: Every 7,500 km (4,500 miles). Spark Plug Replacement: Every 15,000 km (9,000 miles). Valve Clearance Check: Every 15,000 km (9,000 miles). Fluid Specifications Brake Fluid Type: DOT 4 Coolant Type: 50% Ethylene Glycol based coolant and 50% distilled water. Known Issues Common Wear Items: Clutch...