Checking the battery

Press the or

button. Press the button. or 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.

You can obtain the battery at a qualified Changing the battery.

specialist workshop. You can obtain the battery at a qualified specialist workshop.

the signal reception range of the vehicle, 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:

    Problems with your vehicle
    If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to ...

    Flat tire
    The "Breakdown assistance" section contains information and notes on how to deal with a flat tire. It also provides instructions on changing a wheel or mounting the spare wheel/emerg ...

    Setting the compass
    Determine your position using the following zone maps. North America zone map South America zone map Press a round pin into opening 3 for approximately three seconds. The currently s ...