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.
Fog lights illuminate when you turn the steering wheel at low speeds. audi a4 b9 coding list
Before diving in, you need a way to communicate with your car’s control modules: Unlocking the full potential of your Audi A4
Module 09 -> Long Coding -> "Sidemarker_via_lcm" -> . Hidden Features - Audi A4 B9 (2016 and later) audi a4 b9 coding list
Module 09 (Central Electrics) -> Long Coding -> "DRL MMI" set to .