This manual covers the Toyota 6FGU15-30 / 6FDU15-30 Forklift Truck, a robust and reliable piece of material handling equipment renowned for its engineering quality and durability. Built by Toyota, a global leader in industrial equipment, these forklifts are designed for demanding operational environments. The 6-Series represents an evolution in forklift design, focusing on enhanced operator comfort, productivity, and safety, building upon Toyota's legacy of innovation. This workshop service repair manual provides comprehensive coverage for all variants of the 6FGU15-30 and 6FDU15-30 models, ensuring that users have the necessary information to maintain these machines in optimal working condition. The purpose of this extensive manual is to serve as a complete resource for owners, mechanics, and technicians. It details all service and repair procedures from A-Z, including routine maintenance, diagnostic troubleshooting, component rebuilding, adjustments, calibration, and part replacement. Key systems covered include the engine, transmission, hydraulic system, electrical system, brakes, steering, chassis, frame, mast, and operator compartment. With clear, step-by-step instructions and illustrative images, this manual empowers users to perform maintenance and repairs independently, leading to significant cost savings and ensuring the longevity and safe operation of their Toyota forklift.