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and symbols can vary depending on the ver-
sion of the instrument cluster.
Do not
driv
e on! Danger. Check the fault. Seek expert
assistance if necessary. Driver Alert System (break
recommendation)
Please refer to at the start of the chap-
ter on page 18. Fig. 15
On the instrument cluster display: Driv
-
er Alert System symbol. button on the multifunction
steering wheel.
F
unction conditions
The driving behaviour can be evaluated only
when the speed is above 60 km/h (37 mph)
up to approximately 200 km/h (125 mph).
24 Driver information
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Switching on and off
You can switch the Driv
er Alert System on
and off in the
Assist systems menu in the Info-
tainment system. When the vehicle
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tional sign in the head-up display and in the
instrument cluster.
Displays
In addition to speed limits and o
vertaking re-
strictions, Dynamic Road Sign Display also
detects the road sign which indicates that all
restrictions have been lifted on motorways
and main roads in Germany. In all other coun-
tries in which the system is operated, the
current speed limit is displayed instead.
The road signs detected by the Dynamic Road
Sign Display system are displayed on the in-
strument cluster. Road signs may also be dis-
played in the Infotainment system, depend-
ing on the system installed in the vehicle.
With some equipment levels, a display is also
shown on the Head-up Display.
The system is in the initial-
isation phase. OR: the camera has not
detected any regulatory or warning
signs.
System fault. Go to
a qualified workshop.
Fault in the Dy-
namic Road Sign Display system
speed warning. Go to a qualified
workshop.
The
windscreen is dirty in the area of the
camera or the camera view is im-
paired due to the weather conditions.
Clean the windscreen.
No data
transmission from the Infotainment
system. Check whether valid map da-
ta is loaded in the Infotainment sys-
tem. OR: the vehicle is located in an
area that is not covered by the map
stored in the Infotainment system.
Dynamic Road Sign Display is
not supported in the country in which
you are currently travelling.
No road signs available.
Error: Dynamic Road Sign Display
Speed warning currently not available.
Dynamic Road Sign Display: Clean the windscreen!
Dynamic Road Sign Display is currently restricted.
No data available.
Display of road signs Fig. 16
In the instrument cluster display: e
xam-
ple of recognised speed limits with generic addi-
tional sign.
After validation and evaluation of the infor-
mation from the camera, the Infotainment
system and the current vehicle data, the Dy-
namic Road Sign Display shows up to two
valid road signs and one generic additional
sign
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(0 mph), 5 km/h (3 mph) or 10 km/h (5 mph)
abo
ve the permitted speed.
Trailer mode
In vehicles with a factory-fitted towing
bracket and a trailer with an electrical con-
nection to the vehicle, the display of road
signs that may apply to the vehicle when
towing a trailer, e.g. applicable speed limits
and no-overtaking signs, can be activated or
deactivated in the vehicle settings in the In-
fotainment system
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Eco assistance
Please refer to at the start of the chap-
ter on page 18. Fig. 17
Eco Assistance display (illustration).
The Eco Assistance function supports you
during def
ensive and energy-saving driving
with notifications in the digital instrument
cluster that appear according to the situation
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