The Mercury Mariner 45 JET, produced from 1996 onwards, is a robust 2-stroke outboard motor engineered for reliable performance. Featuring a 767cc engine with CDI ignition and a carbureted fuel system, it delivers 45 horsepower through an efficient jet drive propulsion system. This water-cooled unit is designed for a variety of boating applications, offering a balance of power and maneuverability. Its construction emphasizes durability and ease of operation, making it a dependable choice for recreational and professional use. This comprehensive workshop repair manual provides essential information for the maintenance and repair of your Mercury Mariner 45 JET. It covers detailed instructions, step-by-step diagrams, electrical schematics, torque specifications, fluid capacities, and diagnostic procedures. The manual is designed to assist owners, mechanics, and technicians in understanding and servicing the engine, ensuring optimal performance and longevity. It includes guidance on lubrication, fuel-oil mixtures, and other critical maintenance tasks specific to this model.