Checking the battery

- Press the
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.
- Changing the battery ()
You can obtain the battery at a qualified specialist workshop.
If the SmartKey battery is checked within the signal reception range of the
vehicle, pressing the
or
button locks or unlocks the vehicle.
See also:
Multifunction display
Values and settings as well as display
messages are shown in the multifunction
display.
1 Description field
2 Menu bar
3 Drive program
4 Outside temperature or speed
5 Transmission position ...
Coupling up a trailer
WARNING
Vehicles with air suspension program: While
you are coupling or decoupling a trailer, make
sure nobody locks or unlocks the vehicle and/or opens or closes doors or the
tailgate.
The v ...
Activating/deactivating PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles
with DISTRONIC PLUS.
Press the
or
button on the
steering wheel to select the DriveAssist
menu.
Press
or
to select PRE-SAFE
Brake.
Pr ...
