Audi A5 Sportback Problems: 5 Issues Every Owner Should Know
2018-2026 model years ยท 2,560+ owner reports ยท Updated April 2026
According to Au7o's analysis of 2,560+ owner reports, the 2018-2026 Audi A5 Sportback has 5 documented known issues, with 1 rated critical. The most serious is S tronic Dual-Clutch Mechatronic Unit Failure ($2,500-$5,500 repair). The most commonly reported issue is Thermostat Housing Crack and Coolant Leak with 950 owner reports. Across all issues, repair costs range from $80 to $5,500. DIY maintenance guides at au7o.io.