Audi’s A3 8V generation (2012–2020) is a phenomenal platform, but factory settings leave many of its best features locked behind regional regulations and marketing tiers. By using diagnostic software like VCDS (VAG-COM) or OBDEleven, you can rewrite the software coding in your car's Electronic Control Units (ECUs) to unlock hidden menus, alter lighting behavior, and improve throttle response.
Give your instrument cluster a premium aesthetic and unlock track-ready data displays. Gauge Sweep (Needle Test)
: Keeps the rear lights on even when only DRLs are active, increasing visibility from behind. Cornering Lights via Fog Lamps audi a3 8v coding list better
: Adjusts the phasing of the rear turn signals to create a "scrolling" effect if the hardware supports it. Daytime Running Lights (DRL) Menu
09–Cent. Elect. Security Access: 31347 Audi’s A3 8V generation (2012–2020) is a phenomenal
Mirrors fold/unfold instantly upon locking/unlocking, rather than requiring a long press. Module 42 (Driver Door) & 52 (Pass Door) → Byte 04 → Bit 4 (Enable Comfort Folding)
If you change your oil and the car still warns you of low oil level, or if you want to set a new baseline. Gauge Sweep (Needle Test) : Keeps the rear
Source: MAK Coding; OBDeleven Apps.
Why You'd Want It: Adjust how many times the lane-change signal (a light tap of the stalk) flashes.