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:

    Safety guidelines for seat belts, Emergency Tensioning Devices (ETDs) and air bags
    WARNING - Damaged seat belts or seat belts that have been subjected to stress in an accident must be replaced. Their anchoring points must also be checked. Only use seat belts installed or s ...

    De-registering (de-authorizing) a mobile phone
    Mercedes-Benz USA, LLC recommends deauthorizating in both COMAND and the mobile phone. Subsequent authorization may otherwise fail. To call up the telephone menu: press the function button ...

    Important safety notes
    If a tire pressure monitor system is installed, the vehicle's wheels have sensors that monitor the tire pressures in all four tires. The tire pressure monitor warns you when the pressure drops ...