This workshop repair service manual provides comprehensive guidance for the Wagon R+, chassis code RB310, covering all models, engines, trims, and transmission types. As a derivative of the popular Japanese Wagon R, the Wagon R+ was designed for international markets, offering increased dimensions and often larger engines, typically ranging from 1.0L to 1.3L with 50-70 horsepower. Produced from the late 1990s to the mid-2000s, this compact MPV, or small wagon, is praised for its practicality and fuel efficiency. Its engineering quality and reliability are hallmarks of commitment to functional and dependable vehicles. This manual is meticulously compiled to serve as an indispensable resource for DIY enthusiasts, independent repair shops, and owners seeking detailed information on maintaining and repairing their Wagon R+. It encompasses a vast array of topics, including complete engine and transmission service, brake system diagnosis, comprehensive wiring diagrams, electrical system repair, suspension and steering system maintenance, cooling and fuel system service, emission control, HVAC, and chassis bodywork. With step-by-step repair procedures, detailed diagrams, and advanced diagnostic information, this manual empowers users to perform everything from routine maintenance, such as oil changes and periodic lubrication, to complex troubleshooting and repairs, ensuring the longevity and optimal performance of the vehicle.