This manual covers the A6, C7 generation, produced from 2011 to 2018, including Sedan (4G2) and Avant (4G5) body styles. The A6 is an executive mid-size luxury vehicle known for its refined interior, advanced technology integration, and the availability of the Quattro all-wheel-drive system, positioning it as a strong competitor in its segment. Engine options include the 2.0L TFSI, a 3.0L TFSI Supercharged V6, and a 3.0L TDI Clean Diesel, all paired with an 8-speed Tiptronic automatic transmission. The vehicle's engineering emphasizes quality materials and sophisticated design, contributing to its reputation for comfort and performance.

This comprehensive Workshop and Wiring Diagram Manual provides in-depth technical information for the A6 (2012-2018) models. It details the complete electrical system, engine control, transmission, chassis systems, and comfort/convenience features, offering systematic troubleshooting procedures, component replacement instructions, and guidance on module coding and adaptation. With over 1500 pages of content, this manual is an essential resource for owners, mechanics, and technicians seeking to understand, maintain, and repair the vehicle. The manual is fully searchable and printable, ensuring efficient access to critical diagnostic and repair information.