The attention level evaluation is deleted and
restarts when the journey is continued, if:
Ryou switch off the engine
Ryou take off your seat belt and open the driv-
er's door, e.g. for a change of drivers or to
take a break
Displaying the attention level
You can have current status information dis-
played in the assistance menu (Ypage 236) of
the on-board computer.
XSelect the Assistance display for ATTENTION
ASSIST using the on-board computer
(
Ypage 236).
The following information is displayed:
Rthe length of the journey since the last break.
Rthe attention level determined by ATTENTION
ASSIST, displayed in a bar display in five levels
from high to low.
RIf ATTENTION ASSIST is unable to calculate
the attention level and cannot output a warn-
ing, the System suspended
message
appears. The bar display then changes the
display, e.g. if you are driving at a speed below
37 mph (60 km/h) or above 125 mph
(200 km/h) .
Activating ATTENTION ASSIST
XActivateATTENTION ASSIST usin gth eon -
boar dcomputer (Ypage 237).
The system determine sth eattention level of
th edriver depending on th esetting selected:
Standar dselected: thesensitivit ywit hwhic h
th esystem determine sth eattention level is set
to normal.
Sensitive selected: thesensitivit yis set higher.
The attention level detecte dby Attention Assis tis adapted accordingly and th
edriver is warned
earlier .
When ATTENTION ASSIST is deactivated, th e
À symbol and OF Fappear in th emultifunc-
tion display in th eassistanc edisplay when th e
engin eis running.
When ATTENTION ASSIST has been deactivated,
it is automatically reactivated after th eengin e
has been stopped. The sensitivit yselected cor-
responds to th elast selection activated (stand -
ard/sensitive).
Warn ing in the multifunction display
If fatigue or increasing lapse sin concentration
are detected, awarning appear sin th emulti-
function display: Attention
Assist:TakeaBreak!
In addition to th emessage shown in th emulti-
function display, you will then hear awarning
tone .
XIf necessary, tak e abreak.
XConfir mthemessage by pressing th ea
butto non th esteering wheel.
On lon gjourneys, tak eregular breaks in goo d
time to allow yourself to rest. If you do no ttak e
a break, you will be warned again after
15 minute sat th eearliest .This will only happe n
if ATTENTION ASSIST still detects typical indi-
cators of fatigue or increasing lapse sin concen -
tration .
Vehicles wit hCOMAND: ifawarning is issued
in th emultifunction display, aservic estation
search is performed in COMAND .You can select
a servic estation and navigation to this servic e
station will then begin. This function can be acti-
vated and deactivated in COMAND .
Traffic Sign Assist
Genera l notes
Traffic Sig nAssis tdisplays th emaximum spee d
permitte dto th edriver in th einstrumen tcluster.
The dat astore din th enavigation system and
general traffic regulation sare used to determine
th ecurren tspee dlimit.
As Traffic Sig nAssis tis amap-base dsystem,
traffic sign sput up temporarily (e.g. near road -
works )are no tdetected.
Driving systems203
Driving and parking
Z
