This comprehensive workshop and service manual is specifically designed for Sea-Doo watercraft models from the year 2004. It includes detailed information on servicing, maintenance, and troubleshooting, encompassing all models, engines, trim levels, and transmission types. The manual covers a wide range of topics, starting with the essential service tools and products needed for proper maintenance. It continues with in-depth guidance on routine maintenance procedures, helping you keep your Sea-Doo running smoothly. You'll also find extensive troubleshooting sections, enabling you to diagnose and resolve any issues that may arise. For the engine systems, the manual provides detailed instructions on both 2-stroke and 4-TEC engines, including information on the RFI and DI engine management systems. Crucial components such as the cooling system, fuel system, lubrication system (for 2-stroke models), and electrical system are all covered in detail, allowing you to understand their operation and perform necessary repairs. The manual also includes sections on the propulsion, steering, suspension, hull/body, technical data, and wiring diagrams. These sections offer the necessary information to work on and maintain these critical components effectively. Included with this manual are several supplemental documents, such as the 2004 Sea-Doo Specifications Booklet, a supplement specifically for 2004 Sea-Doo 3D-RFI (6157/6158) models, and operator's guides for various Sea-Doo models. These supplements provide additional information on specific models and their unique features. With this comprehensive manual, you'll be well-equipped to handle a wide range of repair and maintenance tasks on your 2004 Sea-Doo watercraft. It is an invaluable resource for anyone looking to service their Sea-Doo professionally, whether you're a DIY enthusiast, a mechanic, or simply looking to save money on professional repairs.

The 2004 Sea-Doo GTI, GTI LE, GTI RFI, GTI LE RFI, XP DI, GTX 4-TEC, RXP 4-TEC, and 3D-RFI 6157/6158 series represent a pivotal era in the evolution of Sea-Doo's personal watercraft offerings. These models marked a significant shift towards more powerful engines and advanced technologies, while still maintaining the brand's signature performance and ease of use. The GTI, known for its affordable price point and beginner-friendly features, saw several updates in 2004. The GTI LE added premium features like a rearview mirror and a sport steering system, while the GTI RFI and GTI LE RFI introduced the revolutionary Rotax 1503 EFI engine, boasting increased power and efficiency. The XP DI, a high-performance model, was equipped with the potent Rotax 1503 DI engine, known for its powerful acceleration and fuel economy. The GTX 4-TEC, a luxury-focused model, offered a spacious two-up seat and the innovative 4-TEC engine, renowned for its smooth power delivery and lower fuel consumption. The RXP 4-TEC, on the other hand, emphasized sportiness and performance, featuring a sleek design and a powerful 4-TEC engine. Finally, the 3D-RFI 6157/6158 series, a flagship model, boasted a distinctive three-person seating arrangement, a cutting-edge 4-TEC engine, and an array of advanced features like a digital gauge cluster and a high-performance steering system. All of these models, regardless of their specific focus, shared Sea-Doo's commitment to innovative design, user-friendly features, and top-notch performance, solidifying their place as popular and reliable personal watercraft options.