This comprehensive Mazda RX-7 1989 S4 Workshop Manual is a valuable resource for both do-it-yourself enthusiasts and professional mechanics. Designed to guide you through every repair and maintenance procedure with detailed instructions, high-quality diagrams, and clear photographs. The manual covers a vast array of topics, including general information, service information, suspension, driveline, brakes, steering, engine mechanical, cooling, starting, ignition, emission controls, engine controls, transmission, transaxle, exhaust system, fuel system, HVAC, instrumentation & warning systems, battery & charging system, audio systems, lighting, electrical, body interior - exterior, and more. Detailed substeps expand on repair procedure information, providing a deeper understanding of the process. Notes, cautions, and warnings are strategically placed throughout each chapter to highlight critical information. Numbered instructions guide you through each repair procedure step by step, ensuring a clear and organized approach. Bold figure numbers help you quickly match illustrations with instructions, streamlining the repair process. Detailed illustrations, drawings, and photos accompany each procedure, providing visual clarity and facilitating understanding. Enlarged insets allow you to examine specific parts in detail, improving precision and accuracy. A numbered table of contents ensures easy navigation, allowing you to find the information you need quickly. This service manual also includes comprehensive troubleshooting and electrical service procedures combined with detailed wiring diagrams, simplifying the diagnosis and repair of electrical system issues. With this comprehensive manual, you can confidently address a wide range of repairs and maintenance tasks on your Mazda RX-7 1989 S4, saving time and money.

The 1989 Mazda RX-7 S4, fondly referred to as the "FD" in the automotive community, was a culmination of Mazda's dedication to rotary engine technology and the pursuit of performance. This third-generation RX-7 marked a significant departure from its predecessors, boasting a completely redesigned chassis and a more powerful, refined rotary engine. The S4 model, introduced as part of the 1989 model year, featured a 1.3-liter twin-rotor 13B-REW engine capable of producing 255 horsepower, a substantial increase over the previous models. The new engine also incorporated a sophisticated sequential twin-turbocharger system, providing a smooth and powerful delivery of its power. The S4 also benefited from a lighter and more rigid chassis, allowing for better handling and responsiveness. Its sleek and aerodynamic body design, featuring pop-up headlights and distinctive angular lines, further enhanced the car's performance and turned heads on the road. The RX-7 S4 quickly garnered a reputation as a formidable sports car, attracting both enthusiasts and professional drivers. Its unique rotary engine offered a captivating and distinctive driving experience, characterized by a high-revving nature and smooth power delivery. The car's lightweight and balanced chassis, coupled with the advanced suspension and precise steering, delivered agile handling and impressive cornering capabilities. The RX-7 S4 became a popular choice for racing and rally competitions, where its power and maneuverability proved to be a winning combination. Despite its performance focus, the RX-7 S4 was also known for its relative comfort and refinement, making it a practical choice for everyday driving. This combination of performance, handling, and practicality cemented the RX-7 S4's place as a legendary sports car, a true testament to Mazda's engineering prowess and commitment to rotary technology.