This manual covers the Yamaha 150ETLG outboard motor, produced in 1988. Designed for marine propulsion, this 150 horsepower, 2-stroke gasoline engine features a propeller drive system. Yamaha is renowned for its engineering quality and the reliability of its marine products, and this model is built to deliver consistent performance for demanding watercraft applications. This comprehensive Service Repair Maintenance manual provides detailed guidance for the Yamaha 150ETLG. It covers essential procedures including disassembly, repair, assembly, inspection, and includes helpful exploded diagrams. The manual is organized in a step-by-step format, making it an invaluable resource for owners, mechanics, and technicians seeking to maintain, troubleshoot, and ensure the optimal operation and longevity of their outboard motor.