This workshop service repair manual covers the Kubota 05-E3B and 05-E3BG series diesel engines. These water-cooled, 4-cycle engines are designed for reliability and performance, offering various configurations including the D1005-E3B (1001 cc, 3-cylinder), D1105-E3B (1123 cc, 3-cylinder), D1105-T-E3B (1123 cc, 3-cylinder), D1305-E3B (1261 cc, 3-cylinder), V1505-E3B (1496 cc, 4-cylinder), and V1505-T-E3B (1496 cc, 4-cylinder) variants, as well as their 'BG' counterparts. These engines are engineered for demanding applications where robust power and durability are essential. This comprehensive manual provides detailed information for the maintenance, troubleshooting, and repair of your Kubota diesel engine. It includes step-by-step procedures with accompanying diagrams for servicing critical systems such as the lubrication, fuel, and cooling systems, as well as engine disassembly and assembly. The manual is designed to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of their engine through clear instructions and technical specifications.