The Audi Avant RS2, produced between 1994 and 1995, represents a pinnacle of performance and practicality, a collaboration with Porsche that resulted in a highly specialized station wagon. Built on the Audi 80 Avant (B4) platform and identified by chassis code PO, this iconic vehicle is powered by a 2.2-liter inline 5-cylinder turbocharged engine (ADU) producing 315 horsepower and 300 lb-ft of torque, coupled with Audi's legendary Quattro all-wheel-drive system and a 6-speed manual transmission. Its distinctive features, including 17-inch alloy wheels, advanced Bosch Motronic fuel injection, and a robust chassis, underscore its engineering prowess. The RS2 Avant was produced in limited numbers, approximately 2,891 units, and is renowned for its exceptional performance and collectibility, marking Audi's significant entry into the high-performance wagon market. This comprehensive service repair manual provides over 3000 pages of detailed English-language information essential for the maintenance and repair of the Audi Avant RS2 (1994-1995). It covers a vast array of systems, including in-depth engine overhaul and rebuilding procedures, brake servicing, sunroof operation, timing belt replacement, troubleshooting and diagnostics, computer diagnostic codes, wiring diagrams, and extensive technical specifications. The manual also details powertrain, chassis, and electrical system repairs, alongside comfort and convenience features and factory maintenance schedules. Designed for both DIY enthusiasts and professional technicians, this manual offers dealership-level technical depth, enabling accurate and efficient performance of all maintenance and repair tasks, ensuring the longevity and optimal performance of this rare performance vehicle.