The AUDI 80-90 1987-1992 Repair Service Manual is a comprehensive guide designed for both car owners with basic mechanical knowledge and independent auto service professionals. This manual contains the same detailed specifications and procedures used by authorized dealer service departments. It offers valuable insights for car owners, enabling them to better understand their vehicle's workings and communicate effectively with automotive technicians. The manual covers every aspect of the AUDI 80-90, including: general information, engine service and overhauling, transmission, chassis, body, wiring, fuel system, emission control, induction, mechanical, control system, transmission and differentials, troubleshooting and diagnostics, steering and suspension, brakes, ABS, full specifications and torque settings, and service work. This manual empowers you to: diagnose engine fault symptoms, research and evaluate the best repair approach, test suspected parts using expert techniques, trace and verify wiring diagrams with specific terminal pin connections and expected readings, understand and analyze different engine management systems, identify common fixes, effectively communicate with mechanics, ensure the quality of repairs, and troubleshoot common problems with practical solutions and drawings. This invaluable resource helps you preemptively address small problems before they escalate, ensuring you gain a deeper understanding of your AUDI 80-90 and its maintenance needs.

The Audi 80 and 90, produced from 1987 to 1992, represent a pivotal moment in the evolution of the German automaker. These models, based on the B3 platform, marked a significant departure from the previous generation, offering improved comfort, safety, and performance. The Audi 80 was the more compact and affordable option, while the Audi 90, despite sharing the same mechanical underpinnings, offered a more luxurious and powerful experience. Both models featured a range of petrol and diesel engines, including the renowned 2.0-liter 20 valve engine in the Audi 90 quattro, which delivered impressive performance and handling. The 80/90 series were known for their refined interiors, featuring ergonomic controls and high-quality materials. Advanced features like power steering, electric windows, and even an optional sunroof were offered, setting a new standard for comfort and practicality in the segment. The Audi 80 and 90 were also pioneers in safety technology. They were among the first cars to offer standard driver and passenger airbags, anti-lock brakes (ABS), and a sophisticated crumple zone design for enhanced occupant protection. The introduction of the quattro all-wheel-drive system in some models further enhanced their handling and performance, particularly in adverse conditions. These cars were lauded for their reliability, durability, and driving experience, solidifying Audi's reputation for producing high-quality and technologically advanced vehicles. The Audi 80 and 90 became highly sought-after models, both for their practicality and their undeniable German engineering heritage. Today, they are considered classic examples of Audi's commitment to innovation and performance, and they continue to hold a special place in the hearts of many car enthusiasts.