The Audi 100, specifically the Third Generation (C3) produced from 1982 to 1991, represents a significant era in automotive engineering. Known for its aerodynamic design, often lauded for a low drag coefficient, this executive car offered a blend of comfort, advanced technology, and robust build quality. Notable features included the pioneering use of galvanized steel for enhanced corrosion resistance and the availability of the revolutionary quattro all-wheel-drive system, which significantly improved traction and handling. The C3 generation laid the foundation for Audi's reputation in these areas, competing effectively with established European luxury brands.

This comprehensive workshop service manual provides detailed information for owners and technicians working on the Audi 100 (C3). It covers a wide range of systems, including engine overhaul, fuel and ignition systems, transmissions (manual and automatic, including quattro variants), chassis components, and electrical systems. The manual offers step-by-step repair and rebuild procedures, routine maintenance guidance, diagnostic troubleshooting, and essential technical specifications. Its purpose is to facilitate the proper maintenance, repair, and upkeep of the vehicle, ensuring its longevity and optimal performance.