Alarm / Horn
List of VCDS / OBDeleven coding options related to the anti-theft alarm and horn, including audible alarm activation, horn settings, and changes to horn operation..
Transporter (T6.1) – Disable Horn Without Turning the Ignition On
25 October 2026
Ibiza (6P) – Disable horn without ignition
17 July 2025 Ibiza (6P) – Activate intruder alarm with horn
17 July 2025
TT (8S) – Activate intruder alarm with horn
28 March 2025 TT (8S) – Deactivate horn without ignition
28 March 2025
Octavia 4 (NX) – Disable horn without ignition
4 March 2025
Formentor (KM7) – Deactivate horn without ignition
4 March 2025
Leon 4 (KL) – Deactivate horn without ignition
4 March 2025
