This comprehensive Aprilia Leonardo 125 2003 Full Service Repair Manual is your ultimate guide to keeping your scooter running smoothly. It provides detailed instructions and diagrams for every aspect of maintenance and repair, from basic tune-ups to complex engine overhauls. You'll find step-by-step procedures for everything you need to know, including: * **Engine:** Disassembly, reassembly, troubleshooting, and repair of all engine components, including cylinder head, pistons, crankshaft, valves, and camshaft. * **Transmission:** Detailed instructions on clutch and transmission removal, adjustment, and repair. * **Electrical System:** Complete coverage of the electrical system, including wiring diagrams, troubleshooting guides for common electrical problems, and repair procedures for starter, alternator, and lighting systems. * **Fuel System:** Information on carburetor and fuel injection system maintenance and repair, as well as detailed descriptions of fuel lines, pumps, and filters. * **Brakes:** Step-by-step instructions for brake system maintenance and repair, including brake pads, calipers, rotors, and master cylinders. * **Suspension:** Comprehensive coverage of the suspension system, including fork and shock absorber disassembly, repair, and rebuild procedures. * **Bodywork:** Instructions on removing, repairing, and reinstalling body panels, as well as information on paint and detailing. * **Troubleshooting:** A comprehensive section dedicated to diagnosing and solving common problems encountered with the Aprilia Leonardo 125, with detailed explanations of potential causes and the best solutions. This manual is an essential resource for anyone who owns or works on an Aprilia Leonardo 125, whether you are a seasoned mechanic or a DIY enthusiast. With its clear instructions, detailed diagrams, and comprehensive troubleshooting guides, you'll have everything you need to keep your scooter in top condition.

The Aprilia Leonardo 125, a stylish and practical scooter launched in 2003, quickly gained popularity for its blend of performance and comfort. This model, boasting a sleek and aerodynamic design, features a single-cylinder, four-stroke, liquid-cooled engine with a displacement of 124 cc. This engine, renowned for its reliability and fuel efficiency, delivers a respectable power output, making the Leonardo 125 a capable and agile scooter for navigating urban environments. Beyond its performance, the Leonardo 125 prioritizes rider comfort. The generously sized, comfortable seat, well-padded handlebars, and a large storage compartment under the seat provide ample space for a passenger and carrying everyday essentials. Adding to its practical appeal, the Leonardo 125 is equipped with a telescopic front fork and dual rear shocks, providing a smooth and controlled ride, even on uneven roads. The Aprilia Leonardo 125 also prioritizes practicality with its modern and user-friendly features. A digital instrument panel displays all essential information clearly, including speed, fuel level, and engine temperature. The scooter's fuel tank, located under the seat, provides a reasonable range, making it ideal for daily commuting or weekend adventures. With its combination of sleek design, reliable performance, and comprehensive features, the Aprilia Leonardo 125 has become a popular choice for riders seeking a practical and enjoyable scooter for navigating the urban jungle. The availability of a comprehensive service repair manual ensures that owners can easily maintain and repair their Leonardo 125, extending its lifespan and ensuring its continued performance.