This Service Repair Manual covers the Tohatsu M5BS outboard motor, a 5 horsepower, single-cylinder, water-cooled engine. Designed for reliable performance, this compact and lightweight motor is suitable for a variety of small watercraft applications. Its robust construction and efficient CDI ignition system ensure dependable operation, while the manual recoil starting system provides straightforward ignition. The outboard drive system features forward, neutral, and reverse gear selection for versatile maneuverability. This comprehensive manual provides essential information for the maintenance and repair of your Tohatsu M5BS. It includes detailed step-by-step repair procedures, critical technical specifications, and clear illustrations to guide you through disassembly, assembly, cleaning, and reinstallation processes. Key maintenance schedules, lubrication requirements, fuel mixture ratios, and recommended spark plug types are outlined to ensure optimal performance and longevity. This resource is designed to assist owners and technicians in effectively maintaining and servicing the outboard motor.