See also:

MB Info call button
► Open the stowage compartment under the armrest. ► Press and hold MB Info call button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistanc ...

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: ...

Vehicle tool kit
The vehicle tool kit can be found in the stowage well under the trunk floor.   Lift the trunk floor up. 1 Vehicle tool kit tray 2 Stowage well 3 Spare wheel/"Minispare" emergenc ...