Audi A4 B9 Coding List New! Jun 2026

To unlock them, you need diagnostic software like , OBD11 , or VCP . This extensive guide provides a verified coding list for the B9 platform. Warning: Always back up your original control module maps before making changes.

This comprehensive coding list covers the most popular modifications using common diagnostic tools like or OBDeleven . Essential Tools for B9 Coding audi a4 b9 coding list

The Audi A4 B9 (2016–present) uses electronic control units (ECUs) that can be configured (coded) to enable, disable, or modify vehicle features. Coding changes are done via diagnostic tools (e.g., VCDS/ODIS, OBDeleven, VCP) using OBD-II connections and typically involve adjusting long coding bytes or adaptation channels. Common coding targets include lighting, convenience features, driver assistance, locking, and display options. To unlock them, you need diagnostic software like

If you have dynamic fronts but static rears, you can often code the rears to sweep sequentially. This comprehensive coding list covers the most popular

| Feature | Adaptation Channel | Value / Change | Notes | | :--- | :--- | :--- | :--- | | | (30)-Assistants_visualisation-Lane_assist_startup_state | Change to On (Default is Off) | Lane keeping is active at every car start. | | ACC Last Distance Memory | (1)-Adaptive Cruise Control-last_operation_acceptance_of_distance | Change to On | Remembers last following distance setting. | | Traffic Sign Recognition (TSR) | Requires calibration, but enable via (18)-Car_Function_List_BAP_Gen2-traffic_sign_recognition_0x21 | Change to Activated | Shows speed signs in VC (needs camera). |

These are popular, well-tested adaptations and long coding changes for convenience, lighting, and driver assistance features.