This manual covers the Hino W04C-TI marine engine, designed for reliable performance in marine applications. Engineered with precision and built for durability, the Hino W04C-TI marine engine is a testament to advanced automotive technology. Its robust construction and innovative features ensure efficient operation and longevity, making it a preferred choice for demanding marine environments. This comprehensive service and repair manual provides detailed instructions for mechanics and owners alike. It includes essential information on engine identification, general precautions, maintenance schedules, and specific procedures for the engine body, fuel system, cooling system, and electrical components. With step-by-step guidance, diagrams, illustrations, wiring schematics, and specifications, this manual is an indispensable resource for troubleshooting, diagnosing, and repairing the Hino W04C-TI marine engine, ensuring optimal performance and extending its service life.