B9 Coding List: Audi A4

| Feature | Adaptation | New Value | |--------|-------------|------------| | Coming Home / Leaving Home via rain sensor | Außenlicht_Coming_Home → HMI → Regen_Licht_Sensor | Active | | Rear daytime running lights (DRL) together with front DRL | Daytime running lights → Tagfahrlicht-Dauerfahrlicht aktiviert zusaetzlich Standlicht | Active | | Scandinavian DRL (rear lights + front DRL) | Daytime running lights → Standlicht aktiviert zusaetzlich Tagfahrlicht | Active | | Flash turn signal 5 times (instead of 3) | Komfortblinken Blinkzyklen | 5 | | Dim LED headlights as DRL | Dimmunt Stg. DRL | 26 (adjust as desired) |

⚠️ before making changes. Use at your own risk. audi a4 b9 coding list

Gauge needles sweep to max and back upon ignition. | Feature | Adaptation | New Value |

Here’s a helpful, organized guide to using tools like VCDS (VAG-COM) , OBDeleven , or VCP . Gauge needles sweep to max and back upon ignition

Below are frequently accessed modules and representative coding/adaptation channels. Exact names and channel numbers vary by software/tool and vehicle option level.

Below are the most common modifications for the Audi A4 B9, categorized by function. Visual & Dashboard Enhancements