This manual covers the Yamaha 150X Outboard Motor, a powerful marine engine designed for demanding aquatic applications. Known for Yamaha's commitment to engineering excellence and reliability, the 150X delivers consistent performance and durability. This service repair manual provides comprehensive documentation to ensure the optimal functioning and longevity of your outboard motor, reflecting the quality and innovation synonymous with the Yamaha brand.

The purpose of this extensive 361-page service repair manual is to equip owners, technicians, and mechanics with the detailed knowledge required for proper maintenance and repair. It includes critical information on general procedures, detailed specifications, periodic inspections and adjustments, and in-depth guides for the fuel system, power unit, lower unit, bracket unit, and electrical system. Furthermore, the manual offers valuable troubleshooting guidance to efficiently diagnose and resolve potential issues, ensuring your Yamaha 150X remains in peak operational condition.