See also:

Trailer towing
PARKTRONIC is deactivated for the rear area when you establish an electrical connection between your vehicle and a trailer. Fold in the ball coupling if the trailer tow hitch is not required. PA ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device must ...

Important safety notes
WARNING When expanding the cargo volume, always fold the seat backrests fully forward. Unless you are transporting cargo, the seat backrests must remain properly locked in the upright positi ...