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.
i 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:
Checking tire pressure manually
To determine and set the correct tire
pressure, proceed as follows:
Remove the valve cap of the tire that is to
be checked.
Press the tire pressure gauge securely onto
the valve.
Read the ...
Activating/deactivating airrecirculation
mode
You can deactivate the flow of fresh air if
unpleasant odors are entering the vehicle
from outside. The air already inside the
vehicle will then be recirculated.
The operation of air-recirculat ...
Time/date
This submenu is only available on vehicles with Audio 20. To set the time and
the date for vehicles with COMAND, see the separate operating instructions.
In the Time/date submenu, you can set the t ...
