To activate the active speed limit assistant for Mercedes Benz. The following functions are available after activation: The traffic signs read by the factory-installed multifunction camera are transmitted to the distance control system. By linking the system to the navigation data, it is possible for the vehicle to brake shortly before entering a city. The speed transfer can be activated via the MBUX -> Traffic Sign Assist configuration menu. The transfer is also possible manually by pressing the Res button. button again Suitable for the following vehicles A-Class 177 series CLA-Class 118 series EQA-Class 243 series EQB-Class 243 series B-Class 247 series C-Class 205 series from model year 2019 E-Class 213 series up to model year 2019 E-Class Coupé/Cabriolet 238 series up to model year 2019 GLC-Class 253 series from model year 2019 EQC-Class 293 series GLA-Class 247 series GLB-Class 247 series GLE V167 167 series GLE C167 167 series GLS V167 167 series G-Class 463 series from model year 2020 Sprinter 907 / 910 series Hymer B-Class Hymer ML-T Hymer Tramp S Hymer Free S More models on request Activation and deactivation via the diagnostic interface of your vehicle Simply connect the adapter to the OBD interface of the vehicle - done! After successful coding, the active speed limit assistant is permanently activated. Scope of delivery: 1x Coding dongle Notes: Only suitable for vehicles with TSA traffic sign assistance code 513, speed sign recognition code 504 or traffic sign assistance code JA9 as well as distance control code 239, EZ9 or ET4 After using the dongle, the "Limit acceptance" menu of the traffic sign recognition must be activated