Before changing a fuse

brake.  Park the vehicle and apply the parking brake.
  Remove the SmartKey from the ignition  Switch off all electrical consumers.
lock.  Remove the SmartKey from the ignition lock.

The fuses are located in various fuse boxes:
• fuse box on the driver's side of the dashboard
• fuse box in the engine compartment on the left-hand side of the vehicle, when viewed in the direction of travel
• fuse box in the trunk on the right-hand side of the vehicle, when viewed in the direction of travel

The fuse allocation chart is located in the vehicle tool kit in the stowage compartment under the trunk floor.

    See also:

    Important safety notes
    For reasons of safety, Mercedes-Benz recommends that you drive with the lights switched on even during the daytime. In some countries, operation of the headlamps varies due to legal requiremen ...

    Unique combination of driver assistance systems
    A world-first combination of state-of-the-art assistance and protection systems is available for the 2010 Mercedes-Benz S-Class. Many of these systems are also available in the new Mercedes-Benz E ...

    The windshield wipers are inoperative
    The windshield wiper drive is malfunctioning. Select another wiper speed on the combination switch. Have the windshield wipers checked at a qualified specialist workshop. ...