This manual covers the Yamaha 100-130 HP Outboard models. These engines are designed for reliable performance on the water, featuring advanced fuel injection and water-cooling systems. Engineered for durability and efficiency, they represent a significant advancement in outboard motor technology, suitable for a wide range of marine applications. This comprehensive service and repair manual provides detailed instructions for maintenance, troubleshooting, and technical specifications. It includes essential information such as wiring diagrams, fault code interpretation, lubrication requirements, and safety procedures. This guide is an indispensable resource for owners, mechanics, and technicians to ensure the optimal performance and longevity of their Yamaha outboard engine.