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:

    Lights
    Display messages about LEDs: This display message will only appear if all LEDs have failed. Display messages Possible causes/consequences and Solutions The left or right ...

    Starting procedure with the SmartKey
    To start the engine using the SmartKey instead of KEYLESS-GO, pull the Start/Stop button out of the ignition lock. Turn the SmartKey to position 3 in the ignition lock and release it as so ...

    Please bear the following in mind
    At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center. Observe the notes in the "Changing a wheel" sec ...