This service manual covers Mercury Optimax outboard motors, specifically the 200 and 225 DFI models. Production for these models began in the year 2000, with the starting serial number OG960500. These engines are engineered for robust performance and reliability, offering advanced direct fuel injection technology for enhanced efficiency and power. They are designed for a wide range of marine applications, from recreational boating to professional use, reflecting Mercury's commitment to quality and innovation in marine propulsion.

The purpose of this manual is to provide comprehensive technical information for the maintenance, repair, and servicing of your Mercury Optimax outboard motor. It details essential procedures, troubleshooting guides, technical specifications, and safety precautions. By following the instructions within this manual, owners, technicians, and mechanics can ensure the optimal performance, longevity, and safe operation of the engine. This guide serves as an indispensable resource for all aspects of engine care.