This manual covers the Tohatsu M5B outboard motor, a 2-stroke, 1-cylinder engine with a displacement of 100 cc and a 5 HP output. Designed for reliable performance on the water, this model features a water-cooled system and a carburetor for fuel delivery. Its robust engineering ensures dependable operation for various marine applications. The comprehensive Service and Repair Manual provides essential information for maintaining and repairing the Tohatsu M5B. It includes detailed procedures for general maintenance, engine and transmission service, steering, cooling system, fuel system, electrical system, and emissions. Troubleshooting guides and wiring diagrams are also provided to assist owners, mechanics, and technicians in keeping the outboard motor in optimal condition.