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:
Limited braking performance on salttreated
roads
WARNING
The layer of salt on the brake discs and the
brake pads/linings may cause a delay in the
braking effect, resulting in a significantly
longer braking distance, which could lead to
an ...
Body testing facility: the M-Class on the road simulator
A totally dependable body and chassis systems that can cope with high levels
of strain under even the most demanding conditions over hundreds of thousands of
kilometres are particularly indispensa ...
Entering a destination from the list of
last destinations
To activate navigation mode: press the
function button once or twice.
To show the menu: press
the COMAND
controller.
Select Destination in the navigation
system menu bar by turning t ...
