L
symbol appears inthe media display and
th eve hicle can be braked automatically.
If th era dar sensors are obstructed byvehicles
or other objects, de tection is not possible.
Cross Traf fic Alert is acti veunder thefo llowing
conditions:
R ifth eve hicle is reve rsing at a walking pace.
R manoeuvring assis tance is acti vated
( / page 239).
% Also obser vethe instructions on Blind Spot
Assist and Active Blind Spot Assi st
( / page 218).
Sy stem limits
Cross Traf fic Alert is not available on inclines.
Cross Traf fic Alert is not available when driving
with a trailer.
Ac tivating/deactivating manoeuv ring assis‐
tant
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera & parking #
Activate/deactivate Manoeuvring assistance. %
Manoeuv ring assi stant must be active forthe
function of Drive AwayAssi st (/ page 238)
and Cross Traf fic Alert (/ page 238). Tr
ailer hitch Note
s on trailer operation Obser
vethefo llowing no tes on theto ngue
we ight:
R Do not use a tongue weight that exceeds or
fa lls below the permissible tongue weight
R Use a tongue weight as close as possible to
th e maximum tongue weight
Do not exceed thefo llowing values:
R Perm issible towing capacity
R Perm issible rear axle load of theto wing vehi‐
cle
R Perm issible gross weight of theto wing vehi‐
cle
R Perm issible grossweight of the trailer
R Maximum permissible speed of the trailer Ensure
thefo llowing before starting a journey:
R The tyre pressure on there ar axle of theto w‐
ing vehicle is set for a maximum load
R The lighting of the connected trailer is opera‐
tional
R Vehicles without LED headlamps or MUL‐
TIBEAM LED headlamps: the headlamps
ha ve been set cor rectly
In theeve nt of increased rear axle load, the car/
trailer combination must not exceed a maximum
speed of 100 km/h forre asons concerning the
operating permit. This also applies in countri es
in which the permissible maximum speed for
car/trailer combinations is ab ove100 km/h. Extending and
retracting the ball ne ckfully
electrically &
WARNING Risk of accident due tothe
ball neck not being engaged
If th e ball neck is not engaged, the trailer
may come loose. Driving and parking
239
on
the supply voltage, the cur rent intensity and
th e type of po wer supp ly.
The ratedvo ltage range foryo ur vehicle can be
fo und on the information label in the soc ket
co ver (/ page163). Tr
ailer hitch Gene
ral no tes on the trailer hit ch Modifications
tothe engine cooling sy stem may
be necessar y,depending on theve hicle model.
The retrofitting of a trailer hitch is only pe rmissi‐
ble if a towing capacity is specified in your vehi‐
cle documents.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Mounting dimensions of
the trailer hit ch 1
Fastening points
2 Overhang dimension
3 Rear axle centre line The
overhang dimension and fastening points
are valid for a trailer hitch ins talled at thefa c‐
to ry. Model
2 2Over‐
hang dimen‐ sion
All model s1 082 mm To
wing capacity The
tongue weight is not included in theto wing
capacity. All models
Braked (at a minimum
start-
off gradeability of 8%) 18
00 kg
Braked (at a minimum start-
off gradeability of 12%) 18
00 kg
Unb rake d7 50kg Te
ch nical da ta353