Audi A4 B9 Coding List

The Audi A4 B9 (2016–Present) is a technological marvel, but many of its most convenient features are hidden behind factory-set configuration files. Using diagnostic tools like or OBDeleven , you can tap into the car’s Central Electronics (09), Instrument Cluster (17), and other modules to customize your driving experience.

The heart of your infotainment system. This is where the magic happens.

Here’s a helpful, organized guide to using tools like VCDS (VAG-COM) , OBDeleven , or VCP .

Front Sensor Driver Assistance System (A5) → Long Coding -> AFS_coding_Light_Assist → 'High_Beam_Assist'

Unlocking the hidden potential of your Audi A4 B9 is a satisfying journey that truly makes the car your own. Approach it with patience and respect, and you'll enjoy a more personalized driving experience. Wishing you happy and successful coding.

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Module 17 (Instruments) -> Coding -> Byte 1 -> Enable Bit 3 (Lap Timer active) Virtual Cockpit Theme Layouts (S / RS Layouts)

Go to Adaptation → Search for "Außenlicht_Front" → Find "Dimmwert Begrenzungslicht" and change the value from the default dim percentage to 100%. Adaptive High-Beam Assist (Auto High Beams)

17-Instruments -> Long Coding -> Byte 04 -> Activate Bit 3 3. Enable Traffic Sign Recognition (TSR)

Configuration of displayable contents -> Acceleration measurement -> Change to "Display" 💡 Lighting Customizations 5. Disable DRL Wink (Daytime Running Lights)

Note: Standard VCDS software cannot perform this alteration; it requires a specialized app unlock via VCP, OBDapp, or OBDeleven.

Adaptation → Production sporty look or there_is_sport_layout → Change to Activated 3. Video in Motion (VIM)

If you want to clear up the visual look of your band selection screen, you can completely deactivate the old AM radio frequency band. 5F (Information Electronics)

Below are specific instructions for common adaptations using VCDS or OBDeleven . Instructions 02-Transmission Adaptation Set Single gear display to D on/S on . Needle Sweep 17-Instruments Set Staging to Active . Auto Parking Brake 03-ABS Brakes Adaptation (Security: 40168) Set Automatic Parking Brake to Active . Key Fob Window Op/Cl 46-Central Conv. Long Coding

| Feature | Control Module | Path / Instruction | Details | | :--- | :--- | :--- | :--- | | | 17 – Instrument Cluster | Long Coding -> Byte 1 -> Activate Bit 0 | The needles do a full sweep at startup, mimicking the S/RS models. | | Lap Timer | 17 – Instrument Cluster | Long Coding -> Byte 1 -> Activate Bit 3 | Adds a lap timer display in the Virtual Cockpit. | | Power/Torque Display | 17 – Instrument Cluster | Long Coding -> look for "additional engine data" | Enables real-time power and torque gauges on the Virtual Cockpit screen. | | Start-Up Screen | 17 – Instrument Cluster | Coding, Byte 09 | Activate bits to change the startup logo (e.g., Bit 2,5,7 for A4 quattro). |