Checking the battery

•► Press the or

•► Press the button. or The battery is working properly if battery button.

The battery is working properly if battery check lamp 1 lights up briefly If battery check lamp 1 does not light up briefly during the test, the battery is discharged.

•► Changing the battery

You can obtain the battery at a qualified specialist workshop.

i If the SmartKey battery is checked within the signal reception range of the vehicle, pressing the button locks or or unlocks the vehicle. button locks or unlocks the vehicle.

    See also:

    Mounting dimensions
    WARNING Only have a trailer tow hitch retrofitted at a qualified specialist workshop which has the necessary specialist knowledge and tools to carry out the work required. Mercedes-Benz reco ...

    Overhead control panel
    Switches the rear interior lighting on/off Switches the automatic interior lighting control on/off Switches the righthand reading lamp on/off Opens/closes the panorama roof ...

    Locking and unlocking centrally
    The SmartKey centrally locks/unlocks: - the doors - the trunk lid/tailgate - the fuel filler flap When unlocking, the turn signals flash once. When locking, they flash three times When ...