Audi+a3+8v+coding+list Jun 2026

Before flashing or modifying any control units on your Audi A3, S3, or RS3 8V, you must have the appropriate software setup.

| Module | Feature | Coding / Adapt | Value | |--------|---------|----------------|-------| | | DRL wink with turn signal | Leuchte4TFL LB4 – Lichtfunktion E | Blinken links aktiv (but can cause errors) | | 09 | Rear fog light as brake light | Leuchte26NSL – Lichtfunktion C | Brake light (careful – may fail TÜV) | | 5F | Enable Android Auto / CarPlay (if supported) | Smartphone interface | Active (requires SW update if not present) | | 03 – ABS | Electronic differential lock (XDS) – stronger | XDS | Strong (from Standard ) |

Dips the passenger side mirror downward when you shift into reverse to help you see the curb.

Always perform a full scan and backup of your car's original long coding before making any changes. Incorrect coding can cause dashboard errors or disable essential functions. audi+a3+8v+coding+list

Make your speedometer and tachometer needles sweep all the way to max and back when you turn on your ignition. This gives the dashboard an aggressive, sporty startup feel.

Many modules (especially 09-Central Electrics ) require a security code to allow changes. The most common code for the 8V platform is 31347 .

The Ultimate Audi A3 8V Coding List: Unlock Hidden Features and Customizations Before flashing or modifying any control units on

Before modifying your vehicle's electronic control units (ECUs), always follow these safety protocols:

Always take a complete backup scan of your modules before changing values. If a code causes a system glitch or throws dashboard faults, you can immediately paste your original coding string back in to fix the issue. Dashboard & Infotainment Tweaks (MMI)

The following features are widely considered the "must-have" tweaks for the 8V platform: Incorrect coding can cause dashboard errors or disable

Many modules require a 5-digit security access code (like 20103 or 31347) before they will accept changes.

Often uses code 31347 for adaptations.

Audi A3 8V (2013–2020), "developing" or activating features involves using diagnostic tools like or OBDeleven to access specific control modules. These modifications, often called "adaptations" or "long coding," unlock hidden factory settings that were either disabled by default or reserved for higher trim levels. Popular Coding Features for Audi A3 8V 1. Instrumentation & Dashboard