The enthusiast standard, requiring a specialized VCDS cable and a laptop.
Fog lights illuminate when you turn the steering wheel at low speeds.
Module 09 (Central Electrics) -> Long Coding -> "DRL MMI" set to . audi a4 b9 coding list
Keeps your taillights on even when only DRLs are active.
Allows you to turn off Daytime Running Lights via the screen. The enthusiast standard, requiring a specialized VCDS cable
A more mobile-friendly option that uses a Bluetooth dongle and a smartphone app . It offers "One-Click Apps" for easy changes using credits. Visual & Dashboard Customizations
Unlocking the full potential of your Audi A4 B9 (2016–Present) goes beyond performance tunes and physical mods. With the right tools, you can access dozens of "hidden" factory features through software coding. Keeps your taillights on even when only DRLs are active
This comprehensive coding list covers the most popular modifications using common diagnostic tools like or OBDeleven . Essential Tools for B9 Coding
Module 09 -> Long Coding -> "Sidemarker_via_lcm" -> . Hidden Features - Audi A4 B9 (2016 and later)
Turns off the orange lights in the headlight housing.