This comprehensive repair manual provides detailed instructions and technical specifications for the 1990 Audi 90. It covers a wide range of topics, including engine repair, transmission, electrical systems, brakes, suspension, steering, and bodywork. With clear diagrams, step-by-step instructions, and troubleshooting tips, this manual empowers you to tackle a variety of repair and maintenance tasks. Whether you're a seasoned mechanic or a DIY enthusiast, this manual provides the information you need to keep your 1990 Audi 90 running smoothly.

The 1990 Audi 90, a compact executive car, marked a significant moment in the evolution of Audi's model lineup. It was a direct successor to the Audi 80, but with a more luxurious and refined approach. The 90 was distinguished by its sleek, aerodynamic design, featuring a low-slung profile and a distinctive grille with the iconic Audi "four rings" emblem. Under the hood, the 90 offered a range of powerful and fuel-efficient engines, including the renowned 2.0-liter 5-cylinder engine known for its smooth power delivery and impressive performance. The 90 also incorporated advanced features for its time, including a sophisticated multi-link suspension system that provided a comfortable and controlled ride, as well as an innovative quattro all-wheel drive system, providing unparalleled traction and handling in various driving conditions. The 1990 Audi 90 was a testament to the brand's commitment to engineering excellence and innovative design. Its blend of performance, comfort, and technology solidified its position as a premium compact car. However, like any vehicle, the 90 required regular maintenance and repairs to ensure optimal performance and longevity. This is where a comprehensive repair manual comes into play. A well-structured repair manual, like the "1990 Audi 90 Repair Manual," serves as a vital resource for both experienced mechanics and DIY enthusiasts, providing detailed instructions, diagrams, and specifications for all aspects of the vehicle, from routine maintenance to complex repairs. With its step-by-step guidance and technical insights, the manual empowers owners to understand and address any issues that may arise, ensuring the 90's continued performance and reliability for years to come.