This service manual covers the Hino H07D and H07C-T engine models. These engines are recognized for their robust construction and reliable performance, designed to meet the demanding requirements of various applications. Their engineering emphasizes durability and efficiency, making them a trusted choice for commercial and industrial use. This manual provides comprehensive information to ensure these engines operate at their peak potential. The purpose of this manual is to serve as a complete guide for the maintenance, repair, and troubleshooting of the Hino H07D and H07C-T engines. It includes detailed procedures, technical specifications, and diagnostic information essential for owners, technicians, and mechanics. By following the guidelines within this document, users can effectively maintain their engines, address potential issues, and ensure the longevity and optimal functionality of their Hino power units.