This manual covers the Yamaha Majesty YP400 from 2007, a maxi-scooter known for its blend of comfort, performance, and practicality. As a product of a renowned Japanese manufacturer with a strong heritage in innovation and quality, the Majesty YP400 offers a reliable and comfortable riding experience suitable for commuting and touring. Its design emphasizes rider protection with a full body fairing, dual headlights, and a LED taillight. The scooter is powered by a 395cc, 4-stroke, liquid-cooled, single-cylinder engine with fuel injection, paired with a V-belt automatic Continuously Variable Transmission (CVT) for smooth operation. This workshop service repair manual provides comprehensive A-Z coverage for all models and repairs for the 2007 Yamaha Majesty YP400. It is designed to assist owners, independent repair shops, and DIY mechanics by offering dealership-level repair information. The manual includes detailed procedures for routine maintenance, engine repair, transmission servicing, chassis work, and electrical system diagnosis, all supported by numerous detailed pictures and diagrams. It covers a wide range of systems, including the engine, transmission, steering, suspension, brakes, and electrical components, providing expert-level technical information to ensure optimal maintenance and repair of the vehicle.