The 2004 YP400 Majesty is a distinguished maxi-scooter, engineered for comfortable and capable urban commuting and touring. It embodies a legacy of innovation and reliability with its robust 395 cc liquid-cooled, 4-stroke engine, featuring a 4-valve SOHC design and fuel injection for efficient performance. Its steel tube frame provides stability, complemented by a dual hydraulic disc front brake and hydraulic disc rear brake for dependable stopping power. The scooter offers practical features such as under-seat storage and a comprehensive instrument cluster, making it a well-rounded choice for riders seeking a blend of performance, comfort, and utility. This comprehensive Service Repair Manual provides extensive information for the 2004 YP400 Majesty (YP400G). It is meticulously designed to assist owner-operators, DIY enthusiasts, independent repair shops, and professional technicians. The manual covers a wide array of systems, including engine mechanicals, fuel and ignition, drivetrain, chassis, suspension, brakes, and electrical systems, along with bodywork and fixtures. Detailed step-by-step instructions, numerous illustrations, diagrams, torque specifications, and troubleshooting guides are included for maintenance, diagnostics, and repair procedures, empowering users to maintain their vehicle effectively and efficiently.