This manual covers the Yamaha SX150X marine outboard. It is designed to provide comprehensive information for the operation, maintenance, and repair of this specific model. The SX150X is engineered for reliable performance in marine environments, offering a balance of power and efficiency for various watercraft applications. Its robust construction and advanced systems ensure a dependable experience for boat owners and operators.

The purpose of this manual is to serve as a complete reference for all aspects of the Yamaha SX150X. It details general information, specifications, periodic inspections and adjustments, and in-depth procedures for the fuel system, power unit, lower unit, bracket unit, and electrical system. Additionally, it includes a section dedicated to trouble analysis, equipping owners and technicians with the knowledge to diagnose and resolve issues effectively, ensuring the longevity and optimal performance of the outboard.