Section 149 (3.0L - Generic Scan Tool - Engine Code: CTUA - Engine DTC Tables (Engine Control Module --, 2013-2014 My))
WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.