Only for vehicles with trailer package. Installation uses original vehicle connectors and a multifunctional trailer module which amplify all necessary signals and communicates also with the vehicle. Compatible with both conventional bulb and LED trailer lamps.  
The park distance warning system and rear fog lights are automatically switched off when a trailer/bike carrier is connected & detected.
With the new trailer lamp control feature, a notification is sent via vehicle cluster when a tail, brake, or indicator light malfunction.
For your safety and comfort, other Advanced Drive Assist Systems of the vehicle are also automatically deactivated when a trailer/bike carrier is connected & detected. For more information, please check the owner's manual or contact your dealer.
Available with a 13-pole waterproof socket housing. Adapter is available to temporarily change 13-pole vehicle to 7-pole trailer/caravan adapter): E919999137
Please consult your dealer for all functions of these products and for the maximum towing load capacity for your vehicle.
Reference picture.