Welcome to the comprehensive service and repair manual for the 2004 Toyota Scion xB. This vehicle, a first-generation model produced in Japan, is known for its distinctive styling and value proposition, designed to appeal to younger buyers. Powered by an efficient 1.5-liter 1NZ-FE inline 4-cylinder engine, the Scion xB offers a practical and versatile driving experience, earning high safety ratings and generally above-average reliability from consumer organizations. Its compact yet surprisingly spacious interior, combined with a fuel-efficient powertrain, makes it an ideal choice for urban commuting and everyday use. This extensive manual, presented in English and totaling over 3000 pages, serves as an indispensable resource for maintaining and repairing your 2004 Scion xB. It covers all essential systems, including the engine, brakes, sunroof, timing belt, suspension, and electrical systems, providing detailed procedures for everything from routine maintenance and diagnostics to complete engine overhaul and component rebuilding. With hundreds of illustrations, detailed diagrams, and searchable text, this manual is designed for both do-it-yourself enthusiasts and professional mechanics, empowering users to effectively service and preserve the performance and longevity of their vehicle.