See also:

Before changing a fuse
  Park the vehicle and apply the parking brake.   Switch off all electrical consumers.   Remove the SmartKey from the ignition lock. The fuses are located in various fuse boxes: ...

Installing the ball coupling
WARNING If the vehicle/trailer combination is not secured, the trailer may come loose. As a result, you could cause an accident. Observe the ball coupling manufacturer's installation inst ...

Center console, upper section
Vehicles with the Off-Road Pro engineering package 1 Audio system/COMAND; see separate operating instructions 2 Hazard warning lamps 3 Indicator lamp 4 Seat heating 5 Seat ventila ...