If
th er adar senso rsareo bstructed byvehicles
or other objects, de tection is no tpossible.
The Cross Traf ficA lertfunction is acti veunder
th ef ollowing conditions:
R If Blind Spo tAssis tisa ctivated.
R Ifth ev ehicle is reve rsing at walkin gpace.
R Ifth em anoeuvring assis tance functio nis
acti vatedint he multimedia sy stem.
The Cross Traf ficA lertfunction is no tavailable
on incline sand when drivin gwithat railer.
Deactivating/activating manoeuv ring assis‐
tance
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist .
Manoeuvrin gassist. #
Switc hthe function on Oor off ª. AT
TENTION ASSI STFu
nction of ATTENTION ASSI ST
AT TENTION ASSIS Tassists youo nlong, mon oto‐
nous journe ys,e .g. on mo torw aysa nd trunk ro
ads. If ATTENTION ASSIS Tdetects ind icators
of fatigue or increasing lapses in concentration
on thep artoft he driver ,itsuggests taking a
brea k.
AT TENTION ASSIS Tisonlyana id. It cannot
alw aysd etect fatigue or lapses in concentration
unti ltoo late. The sy stem is no tasubstitut efor a
we ll-res teda nd attentiv edrive r.On long jour‐
ne ys,tak er egular break singood time that allow
fo ra dequ ater ecuperation.
Yo uc an choose between tw osettings.
R Standard: normal sy stem sensitivity.
R Sensitive: higher system sensitivity .The
driver is warned earlier and thea ttention
le ve ld etected byATTENTION ASSIS Tisadap‐
te da ccording ly.
If dr owsiness or increasing lapses in concentra‐
tion ar edetected, theATTENTION ASSIST: Take
ab reak! warning appear sinthe Instrument Dis‐
pla y.Yo uc an ackn owledg ethe messag eand
tak eab reak wher enecessar y.Ifyo udon ottake
ab reak and ATTENTION ASSIS Tcontinues to
de tect increasing lapse sinconcentration, youwill be
warned again af teram inimu mof
15 minutes. Yo
uc an ha vethef ollowing status information for
AT TENTION ASSIS Tdispla yedint he assis tance
menu of theo n-boar dcomputer:
R The lengt hofthe journe ysince thel ast
break.
R The attention le veld etermined byATTENTION
ASSIS T.
If AT TENTION ASSIS Tisunable tocalculat ethe
attention le vela nd canno tissue awarning ,the
System suspended messageappears. 244
Driving and pa rking
frequencyb
and and maximum transmission
output Fr
equency band Maximu mtransmis‐
sion output
Sho rtwa ve
3-54M Hz 10
0W
4mf requ ency band
74 -88M Hz 30 W
2mf requency band
14 4-1 74MHz 50 W
Tr unked radio sys‐
te m/T etra
380 -460 MHz 10 W
70 cm frequency
band
420 -450 MHz 35 W
Tw o-w ayradio
(2G/3G/4G) 10 W The
following can be used in thev ehicle without
re strictions:
R two-w ayradios wit hamaximum transmission
output of up to100mW
R two-w ayradios wit htransmit terf requ encies
in the3 80 -410 MHz frequency band and a
maximu mtransmissio noutpu tofu pto2W
(trunked radio sy stem/T etra)
R mobil ephones (2G/3G/4G)
Ther eareno restrictions whe npositioning the
aerial on theo utside of thev ehicle fort he follow‐
ing frequenc ybands:
R trunked radio sy stem/T etra
R 70 cm frequency band
R 2G/3G/4G Ve
hicl eidentification plate, VIN and engine
number
Ve hicl eidentification plate 450
Tech nica ldata
