The Toyota 8FGU/8FDU/8FGCU/8FGCSU Series forklifts are engineered for robust material handling operations, featuring internal combustion engines (LPG/Gasoline) such as the 4Y E (2.2L) and 1DZ II (2.0L) displacements. These models are equipped with automatic transmissions, including models like PN123, CU23, and the CU 1 Ton Series, and incorporate advanced features such as hydrostatic power steering, hydraulic drum brakes, and a heavy-duty steering axle for reliable performance. Designed for demanding industrial environments, these forklifts offer various mast configurations and integrated operator safety systems, including the Operator Presence System and Stability Arrangement System, ensuring efficiency and security in material movement. This comprehensive Service Repair Workshop Manual provides detailed guidance for the maintenance and repair of the Toyota 8FGU/8FDU/8FGCU/8FGCSU Series forklifts. It covers essential procedures for general repair, engine and chassis systems, transmission, steering, braking, and material handling equipment. The manual also includes critical information on electrical troubleshooting and wiring diagrams, along with service information bulletins, to assist owners, mechanics, and technicians in effectively maintaining the operational integrity and longevity of their equipment.