The 1986 Audi 100 represents the third generation (Type 443/444) of Audi's executive sedan and Avant (wagon). Praised for its aerodynamic design and solid build quality, this model was a significant offering in the luxury market, competing with established European brands. Key innovations included the increasing availability of the renowned quattro all-wheel-drive system, providing enhanced traction and performance, especially in challenging conditions. The vehicle's engineering focused on comfort, efficiency, and a refined driving experience, making it a notable choice for discerning drivers of its era.

This comprehensive workshop service and repair manual provides detailed information for the Audi 100, covering both Sedan and Avant variants. It is designed to assist owners, technicians, and mechanics in maintaining and repairing the vehicle. The manual includes in-depth procedures for routine maintenance, engine and transmission overhauls, suspension and brake services, and electrical system diagnostics. Furthermore, it offers troubleshooting guides, technical specifications, and information on various systems such as the engine mechanicals, engine management, fuel system, and bodywork, ensuring thorough understanding and effective upkeep of the vehicle.