Coding List - Audi A4 B9

Search for Comfort operation or Window comfort operation and ensure it is set to Active . Disable Auto Start/Stop System

Adds a toggle switch inside your MMI screen to turn the horn chirp on or off when locking the vehicle. VCDS / OBDeleven Long Coding:

The Ultimate Audi A4 B9 Coding List: Unlock Hidden Features & Customizations

Module 09 (Central Electrics) -> Coding -> Byte 6 -> Disable Bit 4 Scandinavian Daytime Running Lights (DRLs)

: The most user-friendly option for beginners. It runs on iOS and Android via a Bluetooth dongle. It offers "One-Click Apps" that code features automatically using credits, or allows for manual long coding. audi a4 b9 coding list

to unlock hidden software features or modify existing behaviors. Essential Tools for Coding VCDS (Ross-Tech):

: Adds a lap timer to the Driver Information System (DIS) or Virtual Cockpit.

quittungstoene → Menuesteuerung akustische Rueckmeldung → Set to active 5. Comfort Turn Signal Cycles (Highway Flashing)

: Automatically tilts the passenger-side mirror downward when reversing to help with curb visibility. Comfort Windows with Key Fob Search for Comfort operation or Window comfort operation

Module 09 (Central Electrics) -> Coding -> Byte 2 -> Enable Bit 7 ( Tagfahrlicht-Dauerfahrlicht aktiviert mit Heckleuchten ) High Beam Assist Memory

If your A4 B9 is equipped with the front-facing camera on the windshield (used for Pre-Sense) but lacks the factory Lane Assist package, you can unlock it.

: Modify the physical distance or speed parameters to suit your driving preferences. 📋 Summary Reference Table Feature Name Primary Module Method Type Main Benefit Lap Timer & Oil Temp Long Coding Monitor engine health and track times. Needle Sweep Long Coding Premium aesthetic startup sequence. Start/Stop Disable Adaptation Eliminates engine lag at stoplights. Auto-Fold Mirrors Module 46 / 42 / 52 Visual confirmation that your car is locked. Key Fob Window Roll Adaptation Vent hot air from the cabin before entry. Scandinavian DRLs Long Coding Better rear visibility during overcast days. Active Lane Assist Modules A5, 17, 09, 44 Long Coding Software-only lane guidance retrofit. ❓ Troubleshooting & FAQs

Most user-friendly option. Offers "One-Click Apps" for beginners and long coding for advanced users. Requires a Bluetooth dongle and a smartphone. It runs on iOS and Android via a Bluetooth dongle

A5-Frnt Pass Assist -> Long Coding -> Byte 16 -> Activate Bit 4

If something goes wrong during your coding session, use these steps to resolve the issue:

Changing parameters often throws temporary "Communication Interrupted" faults across modules. Run an all-system scan and clear DTCs when you finish.