Smart Key battery
See also:
Safety systems
Display messages
(USA only)
(Canada only) The red brake system
warning lamp comes on
while the engine is
running. A warning tone
also sounds.
Possible causes/consequences and ►
Soluti ...
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 ...
Important safety notes
Level control adapts the vehicle level
automatically to the current operating and
driving situation. This results in reduced fuel
consumption and improved handling.
For vehicles with ADS: when y ...
