Audi A4 B9 Coding List May 2026

The Audi A4 B9 (2015-2019) is a popular luxury sedan that offers a range of features and technologies. One of the key aspects of owning an A4 B9 is the ability to customize and code the vehicle's systems using VAG (Volkswagen Audi Group) tools. In this review, we'll take a look at the various coding options available for the A4 B9 and provide a comprehensive list of codes.