This manual covers the Mercury Mariner Outboard 115 HP, a four-stroke engine designed for reliable marine propulsion. Featuring fuel injection and a CDI ignition system, this water-cooled engine offers 115 horsepower from its 1.7-liter displacement. Its robust construction and power trim and tilt system are engineered for a wide range of boating applications, ensuring consistent performance and durability on the water. This Factory Service Repair Manual provides comprehensive guidance for the maintenance and repair of your Mercury Mariner Outboard. It details essential procedures, technical specifications, and troubleshooting steps necessary for optimal engine operation. Owners, technicians, and mechanics will find valuable information on routine servicing, component diagnostics, and repair techniques, all presented in English to facilitate effective upkeep and longevity of the vessel's power unit.