This comprehensive Mercury Mariner 240 HP M2 Jet Drive Outboard Service Repair Workshop Manual covers models from 1999 to 2004. It is your essential guide for maintaining, troubleshooting, and repairing your outboard motor. This manual provides detailed information on every aspect of your engine, including the jet drive system, making it the ultimate resource for both professional mechanics and knowledgeable DIY enthusiasts. You'll find step-by-step instructions and clear illustrations covering everything from routine maintenance like oil changes and spark plug replacement to complex repairs involving engine components, fuel systems, electrical systems, and the jet drive unit. With this manual, you'll have access to detailed diagrams, wiring schematics, torque specifications, troubleshooting charts, and much more, ensuring you have the information needed to handle any repair or maintenance task with confidence.

The Mercury Mariner 240 HP M2 Jet Drive, produced from 1999 to 2004, represents a robust and reliable powerplant for watercraft enthusiasts seeking a high-performance boating experience. This outboard motor, known for its exceptional acceleration and maneuverability, is powered by a 2.5-liter, naturally aspirated V6 engine. The engine boasts a displacement of 2483 cc, delivering an impressive 240 horsepower at 5500 RPM. A notable feature of the M2 Jet Drive is its advanced jet propulsion system. This innovative design, replacing the traditional propeller, provides the vessel with exceptional control and thrust, particularly in shallow water and around obstacles. The system's efficient design minimizes cavitation, ensuring smooth and powerful acceleration while maintaining optimal efficiency.

The Mariner 240 HP M2 Jet Drive is a versatile engine ideal for a variety of watercraft, including personal watercraft, small boats, and larger recreational vessels. Its powerful performance allows for swift acceleration and a smooth, comfortable ride, while its jet drive system delivers exceptional maneuverability in tight spaces and shallow waters. Constructed with high-quality materials and engineered with precision, the M2 Jet Drive is known for its durability and reliability. Maintenance is straightforward, ensuring that owners can keep their engine running smoothly for years to come. However, routine servicing is essential to maintain optimal performance and longevity. Regular oil changes, fuel system cleaning, and inspection of critical components are recommended to prevent potential issues and ensure a safe and enjoyable boating experience.