This manual covers the Yamaha 40EJRS outboard motor, manufactured in 1994. This 40 horsepower, 2-stroke, water-cooled engine features a carbureted fuel system and a CDI ignition system. Designed for reliable performance, this outboard motor is a testament to Yamaha's engineering quality, suitable for a variety of marine applications. Its robust construction and efficient power delivery make it a dependable choice for boaters. This comprehensive Service Repair Maintenance manual provides detailed information essential for the upkeep and repair of your Yamaha 40EJRS. It includes procedures for routine maintenance, troubleshooting common issues, and technical specifications for optimal performance. The manual is designed to assist owners, mechanics, and technicians in understanding and maintaining the engine's various systems, ensuring its longevity and operational efficiency.