The Audi 90, produced in 1990, represents a significant entry in the compact executive segment, known for its sophisticated engineering and driver-focused design. Built on the B3 platform and featuring the Typ 8A chassis code, this model embodies Audi's commitment to quality and performance, evident in its aerodynamic styling and the availability of the renowned quattro all-wheel-drive system. Offering smooth and torquey inline engines, including a 2.3L 5-cylinder and a 2.0L 4-cylinder variant, the Audi 90 was engineered to provide a compelling blend of sportiness and refinement, competing with other premium European marques of its era.

This comprehensive factory service manual provides detailed coverage for the 1990 Audi 90, encompassing all essential repair and maintenance procedures. The manual delves into intricate aspects of the engine, drivetrain, suspension, steering, braking, and electrical systems, offering expert-level guidance for professional technicians and advanced enthusiasts. With over 1200 pages of information, including troubleshooting flowcharts, diagnostic procedures, repair instructions, and precise technical specifications, this English-language digital resource is designed to assist in the thorough upkeep and repair of your vehicle, ensuring its continued performance and reliability.