This manual covers the Yamaha 225TLRQ outboard motor, manufactured in 1992. Designed for reliable performance, this 225 horsepower outboard engine is engineered for demanding marine applications. Its robust construction and advanced design ensure durability and efficiency, making it a trusted choice for various boating needs. This comprehensive Factory Service Repair Maintenance Manual provides essential information for the upkeep and repair of your Yamaha 225TLRQ. It includes detailed procedures for general information, periodic inspections and adjustments, fuel system, power unit, lower unit, bracket unit, and electrical system. With step-by-step instructions, diagnostics, troubleshooting guides, and detailed diagrams including wiring and circuit schematics, this manual is an indispensable resource for owners and technicians to maintain optimal performance and longevity.