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:

    Warranty
    The Service and Warranty Information booklet contains detailed information about the warranties covering your vehicle. Your authorized Mercedes-Benz Center will exchange or repair any defective ...

    Important notes on tire pressure
    WARNING Should the tire pressure drop repeatedly:  - check the tire for foreign bodies.  - check whether the wheel is losing air or the valve is leaking.  - make sure that onl ...

    High-beam flasher
    To switch on: turn the SmartKey in the ignition lock to position 1 or 2 or start the engine. Pull the combination switch in the direction of arrow 3. ...