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.

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

checked within 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:

    General notes
    If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. Check the battery in ...

    Activating/deactivating ATTENTION ASSIST
    – Press the or button on the steering wheel to select the DriveAssist menu. – Press the or button to select Attention Asst.. – Press . The current selection is displayed. – To activate ...

    Important safety notes
    WARNING The PARKTRONIC is a supplemental system. It is not intended to, nor does it replace, the need for extreme care. The responsibility during parking and other critical maneuvers always r ...