🏷️ Basic Information Identification Make: Aprilia Model: Mojito Year: 2003 Sub Model Variants: 50, 125, 150 👋 Introduction Market Position Segment: Stylish urban scooter, targeting riders seeking a blend of retro aesthetics and modern practicality. Competitive Analysis Competitors: Competes with other 50cc-150cc scooters from brands like Vespa, Honda, Yamaha, and Kymco, emphasizing unique styling and Italian heritage. Key Features Styling: Distinctive retro 'Mojito' styling with ample bodywork, often featuring chrome accents and a classic scooter silhouette. Practicality: Underseat storage, comfortable seating for two, and ease of operation for urban commuting. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Language: English Format: Digital (likely PDF) Page Count Page Count: Estimated 200-400 pages (typical for this type of comprehensive manual) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, tuning, diagnostics, component replacement (carburetor, fuel lines, ignition, cooling system if applicable). Transmission: Automatic transmission (CVT) service, belt replacement, clutch assembly, gear oil inspection and replacement. Brakes: Front and rear brake system maintenance, hydraulic system bleeding, pad and caliper replacement, disc inspection. Electrical: Wiring diagrams, lighting system, battery maintenance, starter system, charging system, fuses, relays, ignition switch. Suspension: Front fork service, rear shock absorber replacement, bushing inspection and replacement. Steering: Handlebar assembly, steering stem bearings, lubrication. Bodywork: Fairing removal and installation, seat, storage compartment, lighting fixtures, body panel alignment. Procedures Included Maintenance: Scheduled maintenance intervals, oil changes, filter replacements (oil, air), spark plug replacement, brake fluid changes, tire pressure checks. Troubleshooting: Diagnostic charts for common starting problems, engine performance issues, braking malfunctions, electrical faults. Repair: Step-by-step instructions for component removal, installation, and adjustment for all major vehicle systems. Specifications: Detailed torque specifications for critical fasteners, fluid capacities, and tolerances. Technical Depth Depth: Comprehensive, covering routine maintenance, in-depth repairs, and advanced diagnostics suitable for both DIY enthusiasts and professional mechanics. 📊 Manual Specifications File Format File Format: Likely PDF; searchable text, high-resolution diagrams, printable pages. Print Quality Diagrams: Clear, detailed, and often colorized diagrams for component identification and assembly. Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine 50Cc Engine Type: 2-stroke, single-cylinder, air-cooled Displacement: 49.7 cc Bore X Stroke: 39.0 mm x 41.4 mm Compression Ratio: Approx. 7.4:1 Power Output: Approx. 4.8 HP @ 7,000 RPM (may vary by region/tuning) Carburetor: Dell'Orto PHVA 12 (typical) Primary Engine 125Cc Engine Type: 4-stroke, single-cylinder, air-cooled Displacement: 124.8 cc Bore X Stroke: 52.0 mm x 58.6 mm Compression Ratio: Approx. 10.4:1 Power Output: Approx. 10.3 HP @ 8,000 RPM (may vary by region/tuning) Fuel System: Carburetor (typical) Primary Engine 150Cc Engine Type: 4-stroke, single-cylinder, air-cooled Displacement: 150 cc (likely derived from 125cc with larger bore/stroke) Power Output: Estimated 11-12 HP (specific data may vary) Fuel System: Carburetor (typical) Common Issues 2 Stroke Carb Jetting: Commonly requires fine-tuning of carburetor jetting for optimal performance and to prevent seizing, especially at altitude or with aftermarket exhaust/air filter. 4 Stroke Valve Clearance: Valve clearance adjustment is a key maintenance item for the 4-stroke engines to maintain performance and longevity. Cooling System 50Cc 2T: While air-cooled, ensuring proper airflow around the cylinder and head is crucial, especially in stop-and-go traffic. 🔧 Transmission Standard Type: Automatic Continuously Variable Transmission (CVT) Features Drive Belt: Serviceable drive belt replacement is a common maintenance task. Clutch: Centrifugal clutch system for automatic engagement. Gear Reduction: Primary and secondary gear reduction for final drive. Fluid Specifications Gear Oil: SAE 80W-90 API GL-4 gear oil (confirm in manual, but standard for many scooters). 📐 Dimensions Exterior Wheelbase: Approx. 1300-1330 mm (model dependent) Seat Height: Approx. 750-770 mm Weights Dry Weight 50Cc: Approx. 90-95 kg Dry Weight 125Cc: Approx. 110-115 kg Fuel Tank Capacity: Approx. 7.5 Liters (including reserve) 🛡️ Safety Features Ratings Crash Safety: N/A (Scooters of this era are typically not subjected to the same crash testing as automobiles). Active Features Brakes: Disc brake front, drum or disc brake rear (model dependent). Lighting: Headlight, taillight, brake light, turn signals for visibility. Passive Features Frame: Underbone frame construction providing structural integrity. Mirrors: Standard rearview mirrors. 💡 Technology Features Infotainment Display: Basic analogue/digital instrument cluster with speedometer, odometer, fuel gauge, and indicator lights. Driver Assistance ABS: ABS was not a standard or common option on scooters of this displacement and era. Connectivity Smartphone: No integrated smartphone connectivity or Bluetooth features. 🔧 Maintenance Service Intervals Oil Change 50Cc 2T: Every 2,000-3,000 km or annually. Check manual for exact pre-mix or separate oil injection recommendations. Oil Change 125 150 4T: Every 3,000-5,000 km or annually. Engine oil type: SAE 10W-40 API SG or higher. Air Filter: Inspect every 3,000 km, clean or replace as needed. Spark Plug: Replace every 5,000-7,000 km. Common types: NGK CR8E (confirm specific model). Brake Fluid: Flush and replace every 2 years. Fluid type: DOT 3 or DOT 4 (confirm in manual). Cv...