This manual covers the Toyota Echo and Yaris models produced from 1999 through 2010, encompassing both the XP10 and XP90 platforms and all associated engine variants. Built upon Toyota's renowned reputation for reliability and longevity, these vehicles offer efficient and dependable transportation. The manual details the evolution from the Echo to the Yaris, providing comprehensive information for all models and engines within the specified production years, ensuring a thorough understanding of these well-engineered vehicles. This comprehensive service repair manual is designed to assist both do-it-yourself enthusiasts and professional mechanics in maintaining and repairing the Toyota Echo and Yaris. It covers a vast array of topics, including complete engine overhaul, brake system servicing, suspension and steering diagnostics, transmission repair, and detailed electrical system schematics. With over 5000 pages of detailed instructions, troubleshooting guides, factory maintenance schedules, and diagnostic trouble codes, this manual provides the necessary resources to keep your vehicle operating optimally and to save on repair costs.