Segment:
Urban Commuter Scooter/Maxi-scooter
Target Audience:
Riders seeking a practical, stylish, and reliable scooter for city commuting.
Key Competitors:
Piaggio Liberty, Honda Pantheon, Yamaha Majesty (competing segments)
Design Philosophy:
Italian styling with practical features for everyday use.
Performance Focus:
Comfortable ride, adequate power for city traffic, good fuel economy.
Primary Coverage:
Complete Service & Repair
Engine Coverage:
125cc Engine
Chassis Coverage:
Frame, Suspension, Brakes, Wheels
Electrical Coverage:
Wiring Diagrams, Lighting, Ignition, Starting System
Bodywork Coverage:
Fairings, Seat, Storage
Estimated Pages:
250-350 (estimated based on typical service manuals for this era)
Type:
Service and Repair Manual
Primary Language:
English
Engine:
Disassembly, Assembly, Troubleshooting, Tuning
Fuel System:
Carburetor (Keihin CVK likely), Fuel Pump, Lines
Cooling System:
Liquid Cooling System, Radiator, Fan
Ignition System:
CDI Unit, Spark Plugs, Coil
Exhaust System:
Muffler, Catalytic Converter (if applicable)
Transmission:
Automatic CVT (Continuously Variable Transmission)
Clutch:
Automatic Clutch Operation and Maintenance
Brakes:
Front and Rear Brake Systems (Disc Brakes likely), Master Cylinders, Calipers
Suspension:
Front Fork, Rear Shock Absorber, Linkages
Steering:
Handlebars, Steering Head Bearings
Electrical System:
Battery, Generator/Alternator, Regulator/Rectifier, Lighting (Headlight, Taillight, Signals), Horn
Wiring Diagrams:
Complete Color Wiring Schematics
Basic Maintenance:
Oil Changes, Filter Replacement, Spark Plug Service, Chain Adjustment (if applicable)
Engine Repair:
Top-end Rebuild (Piston, Rings, Cylinder), Valve Adjustment, Timing Chain Service
Transmission Service:
CVT Belt Replacement, Roller Weight Inspection, Clutch Shoe Service
Brake System Service:
Brake Pad Replacement, Bleeding, Fluid Flush
Suspension Service:
Fork Seal Replacement, Shock Absorber Service
Electrical Troubleshooting:
Diagnostic Procedures for Electrical Faults
Bodywork Repair:
Fairing Removal and Installation, Seat Repair
Troubleshooting Guides:
Step-by-step guides for common problems
Depth:
Comprehensive; covers routine maintenance, diagnostics, adjustments, and complete engine/component overhauls.
Engine Type:
Four-stroke, liquid-cooled
Bore X Stroke:
57.0 mm x 48.6 mm (typical for this engine family)
Compression Ratio:
10.0:1 (approximate)
Valve Train:
SOHC, 4 valves
Horsepower:
Approximately 15 HP @ 7,500 RPM (estimated for this displacement and era)
Torque:
Approximately 13 Nm @ 6,000 RPM (estimated)
Carburetor Type:
Keihin CVK 30 (common for this model)
Fuel Capacity:
7.0 Liters (approximate)
Safety Certification:
CE Marking (European Conformity)
Braking System:
Disc brakes front and rear for effective stopping power.
Lighting:
Halogen headlight, taillight, brake lights, and turn signals for visibility.
Frame Construction:
Steel frame provides a rigid and stable platform.
Ergonomics:
Comfortable riding position designed for urban maneuverability.
Oil Change Interval:
Every 3,000 km or 6 months (consult manual for exact)
Air Filter Service:
Every 6,000 km or annually
Spark Plug Replacement:
Every 12,000 km or bi-annually
Cv Belt Inspection:
Every 6,000 km, replacement typically around 18,000 - 24,000 km
Engine Oil Type:
API SG/SH or JASO MA, SAE 10W-40
Engine Oil Capacity:
1.0 Liters (with filter change)
Coolant Type:
Ethylene Glycol Based, Anti-freeze/Anti-corrosion (50/50 mix with distilled water)
Brake Fluid Type:
DOT 3 or DOT 4
Common Wear Items:
CVT belt, front fork seals, brake pads, battery.
Potential Electrical Faults:
Aging wiring harness connectors, regulator/rectifier failure (common in many older scooters).
Engine Idling Instability:
Can be caused by dirty carburetor, vacuum leaks, or faulty idle air control (if applicable).
Manufacturer:
Aprilia is an Italian motorcycle manufacturer with a strong heritage in racing and sport bikes.
Leonardo Series:
The Leonardo series was Aprilia's entry into the maxi-scooter market, known for its blend of performance and comfort.
Production Period:
The Leonardo was produced from the mid-1990s into the early 2000s, with the 125cc model being a popular entry-level option.
