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:
Important safety notes
WARNING
Air bags are designed to reduce the incidence
of injuries and fatalities in certain situations:
- frontal impacts (driver's and frontpassenger
front air bags and driver's knee
bag) ...
Selecting a radio station
SIRIUS XM satellite radio acts like a
normal radio.
For more information on satellite radio
operation, see the separate operating
instructions.
You can only change the waveband and store ...
Transfer case
This section is only valid for vehicles with 4- wheel drive (4MATIC). Power is
always transmitted to both axles.
Performance tests may only be carried out on a 2-axle dynamometer. The brake
sy ...
