A4 (B8)
List of new VCDS / OBDeleven Hidden Option Codings for the Audi A4 B8
A4 (B8) – Disable NAV & Phone warning messages when entering while driving
3 May 2026 A4 (B8) – Deactivate “Key not in vehicle” warning light
19 February 2026 A4 (B8) – Microphone sensitivity adjustment
9 January 2026 A4 (B8) – Backup camera settings
9 January 2026 A4 (B8) – Deactivate windshield washer indicator
27 April 2025 A4 (B8) – Deactivate brake pad warning light
27 April 2025 A4 (B8) – Engine preheat activation
13 April 2025
A4 (B8) Facelift – Activate reversing camera (retrofit)
10 April 2025 
