The 2004 Hyundai Sonata Owner’s Manual offers a clear and practical foundation for understanding the vehicle’s operation, safety features, and maintenance. It begins with essential guidance on fuel selection, warranty terms, and proper break-in procedures to ensure long-term durability. The manual also explains the meaning of critical warning messages like WARNING, CAUTION, and NOTICE, helping drivers quickly recognize potential hazards. With detailed instructions covering keys, locking systems, seats, mirrors, and basic controls, the manual equips owners with the knowledge needed to operate the Sonata confidently and safely.

A major part of the manual highlights the vehicle’s safety systems, including instructions for correct seat belt use, child restraint installation, and airbag operation. The Supplemental Restraint System (SRS), pre-tensioners, and side-impact protection features are explained in depth, giving owners a clear understanding of how these systems activate during collisions. The manual provides important tips on safe driving posture, maintaining proper distance from airbags, and securing children in the rear seats. With diagrams and straightforward explanations, it reinforces Hyundai’s commitment to occupant protection.

The final section focuses on maintenance, troubleshooting, and emergency procedures, offering step-by-step guidance for routine checks and DIY service. It includes fluid specifications, maintenance schedules, severe-use recommendations, and instructions for addressing issues such as blown fuses or battery problems. Emergency support topics like jump-starting, towing, and recognizing dashboard indicators are also covered to help drivers respond quickly and safely. Overall, the 2004 Hyundai Sonata Owner’s Manual provides a balanced mix of technical detail and practical advice, supporting reliable, safe, and efficient vehicle ownership.