To unlock these, you need a diagnostic tool: , OBDeleven , or Vag Can Professional (VCP) . This article serves as the complete, categorized coding list for the A3 8V (including Facelift 2017-2020 models).
Folds your power-folding mirrors automatically when you lock the car with the key fob, instead of having to hold down the lock button. 09 (Central Electrics)
Unlocks the developer options menu inside the Multimedia Interface. 5F-Information Electronics Adaptation: Developer Mode -> Change value from "0" to "1"
Permanently disables the automatic engine shut-off feature at traffic lights. 19 (Gateway) audi a3 8v coding list
| Feature | Module (Long Coding) | Description / Bits | | :--- | :--- | :--- | | | 09 (Cent. Elect.) | Activates lights when unlocking/locking. Byte 3: Check Bit 0 (Coming Home) / Bit 1 (Leaving Home). Adjust duration in Adaptation channels. | | Gauge Needle Sweep (Staging) | 17 (Instruments) | Needles sweep to max and back when ignition is turned on. Byte 1, Bit 0: Check. | | Tear Wiping (After Wash) | 09 (Cent. Elect.) | Final wipe 3-4 seconds after washing windshield to clear trails. Byte 12, Bit 6: Check. | | Rear Fog Light as Tail Light | 09 (Cent. Elect.) | Makes rear fog light slightly brighter as a running light (for US cars often). Byte 18: Various bits depending on region. | | Flash Brake Lights under Hard Braking | 09 (Cent. Elect.) | Brake lights flash rapidly during emergency braking (requires ABS/ESP signal). Byte 17, Bit 4: Check. | | DRL Brightness Adjustment | 09 (Cent. Elect.) | Adjust brightness percentage of Daytime Running Lights. Adaptation: Search for tagfahrlichtdimmung (DRL Dimming). | | Disable Auto-Start/Stop (Memory) | 09 (Cent. Elect.) | Car remembers your last setting for Start/Stop instead of defaulting to "On". Adaptation: Start-Stop system → Memory function → Set to "Active". |
If you want to customize your car further, tell me (VCDS or OBDEleven) or what specific trim/year your Audi A3 8V is so I can provide the exact coding pathways.
User-friendly smartphone app interface, great for beginners using pre-made "One-Click Apps" or manual long coding. To unlock these, you need a diagnostic tool:
Search for Driving profile selection or Switch-on condition, bit 0-7
If you want to tailor this guide to your specific build, let me know: Your Audi A3's Whether you are using OBdeleven or VCDS If your car is a facelift (2017+) or pre-facelift model
To perform these changes, you typically need one of the following tools: 09 (Central Electrics) Unlocks the developer options menu
Changes the "Driving Profile Switchover" from incremental to "Direct" for a more linear pedal feel. Infotainment (MMI) Video in Motion (VIM):
. Coding allows you to unlock "hidden" features already present in the car's software but disabled by the factory. Essential Audi A3 8V Coding & Adaptations