This repair manual covers Mercury Mariner 40/50/60 HP outboard motors manufactured between 2002 and 2007. These engines feature reliable 4-stroke EFI technology, providing efficient and dependable power for a variety of marine applications. Engineered for performance and durability, the Mercury Mariner line is known for its robust construction and consistent operation, making it a trusted choice for boaters. This comprehensive English-language repair manual provides detailed instructions for maintenance, overhaul, troubleshooting, and repair procedures. It includes essential technical data and part diagrams to assist owners, mechanics, and technicians in keeping their Mercury Mariner outboard motors in optimal condition. The manual is designed for ease of use, offering a convenient digital format for quick access to critical information, ensuring the longevity and performance of your engine.