also deploy in
theev ent of an accident along
with other sy stems. #
Only one person should use each seat
belt at any one time. Seat belt adjustment function
Ve
hicles with PRE-SAFE ®
:if th e front seat belt
is not pulled tight across your body, the seat belt
adjustment may automatically apply a cer tain
tigh tening forc e. Do not hold the seat belt tightly
while it is adjusting.
Yo u can activate and deactivate the seat belt
adjustment function using the multimedia sys‐
te m (→ page 39). Re
leasing a seat belt #
Press there lease button in the seat belt
buckle and guide the seat belt back with the
seat belt tongue. Ac
tivating/deactivating seat belt adjustment
via the multimedia sy stem Multimedia sy
stem:
, © .
Settings .
Vehicle #
Activate or deacti vate Belt adjustment. Seat belt
warning function for the driver and
front passen ger The
ü seat belt warning lamp in the instru‐
ment display is a reminder that all vehicle occu‐
pants must weartheir seat belts cor rectly.
In addition, a warning tone may sound.
As soon as the driver and front passenger fasten
th eir seat belts, the seat belt warning goes out. Fu
nction of there ar seat belt status display The
rear seat belt status display is on lyavailable
fo r cer tain countries. The
rear seat belt status display informs you
which rear seat belt is not fastened.
Yo u can immediately dismiss there ar seat belt
st atus display using the back button on the left-
hand side of thesteering wheel (→ page 300).
If a vehicle occupant unfas tens a seat belt in the
re ar while theve hicle is motion, there ar seat
belt status display appears again.
In addition, an acoustic warning tone may sound.
In this case, there ar seat belt status display
cannot be hidden using the back button on the
left-hand side of thesteering wheel. Occupant saf
ety39
When
you swit ch the ignition off, thesteering
wheel heater switches off. Easy entry and
exitfeature Using
the easy entry and exitfeature &
WARNING Risk of accident when pulling
aw ay during the adjustment process of
th e easy exitfeature
‑ If you pull away while the easy entry and
ex itfeature is making adjustments, you could
lose cont rol of theve hicle. #
Alw ayswa it until the adjustment proc‐
ess is comple tebefore pulling away. &
WARNING Risk of becoming trapped
while adjusting the easy entry andexit
fe ature
When the easy entry andexitfeature adjusts
th esteering wheel and the driver's seat, you
and other vehicle occupants – particular ly
ch ildren – could become trapped. #
During the adjustment process forthe
easy entry andexitfeature, make sure
th at no one has any body parts in the
sweep of thesteering wheel or the driv‐
er's seat.
If th ere is a risk of becoming trapped bythe
st eering wheel: #
Movethe adjustment le ver of thesteer‐
ing wheel.
The adjustment process is stopped.
If th ere is a risk of becoming trapped bythe
driver's seat: #
Press the seat adjustment switch.
The adjustment process is stopped. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle.
This also applies tothe digital vehicle
ke y if the "Digital Vehicle Key" function
is activated via Mercedes me connect. Yo
u can stop the adjustment process bypress‐
ing one of the memory function position buttons. &
WARNING Risk of becoming trapped
du ring acti vation of the easy entry and
ex itfeature bychildren
If ch ildren activate the easy entry andexit
fe ature, they can become trapped, pa rticu‐
lar lywhen unat tended. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. If
th e easy entry andexitfeature is active, the
st eering wheel will mo veupwards and the driv‐
er's seat will mo veback in thefo llowing situa‐
tions:
R you swit chthe ignition off when the driver's
door is open
R you open the driver's door when the ignition
is switched off 12 0
Seats and stowing
%
The steering wheel will mo veupwards on lyif
it is not already as high as it will go. The driv‐
er's seat will mo vebackwards only if it is not
already in there armost position.
The driver's seat backrest will mo vefor‐
wa rds only if it is not already in the front‐
most position.
The steering wheel and the driver's seat will
mo veback tothe last drive position in thefo l‐
lowing cases:
R you swit chthe po wer supp lyor the ignition
on when the driver's door is closed
R you close the driver's door when the ignition
is switched on
The last drive position is stored in thefo llowing
situations:
R you swit chthe ignition off
R you sa vethe seat setting using the memory
function
If yo u press one of the memory function position
buttons, the adjustment process is stopped. Setting
the easy entry and exitfeature Re
quirements:
R Automatic seat adju stment has been activa‐
te d (→ page 114).
Multimedia sy stem:
, © .
Settings .
Fahrzeug (Vehi‐
cle) .
Easy Entry/Exit #
Select Steer. wheel and seat, Steering wheel
only orOff.
% Ifyo u use an individual user profile and ha ve
set your body size, this information is car ried
ove rfo rth e easy entry andexitfeature.
Au tomatically into the cor rect position. For
fur ther information about automatic seat
positioning (→ page114). Operating
the memory function &
WARNING Risk of an accident if the
memory function is used while driving
If yo u use the memory function on the driv‐
er's side while driving, you could lose cont rol
of theve hicle as a result of the adjustments
being made. #
Use the memory function on the driv‐
er's side when theve hicle is stationar y. &
WARNING Risk of entrapment when set‐
ting the seat with the memory function
When the memory function adjusts the seat,
yo u and other vehicle occupants – particu‐
lar lych ildren – could become trapped. #
During the adjustment process of the
memory function, make sure that no
one has any body parts in the sweep of
th e seat. #
If someone becomes trapped, press a
memory position switch or seat adjust‐
ment switch immediately. Seats and
stowing 121
is
responsible for complying with road traf fic
re gulations and driving at a suitable speed.
In dif ficult environmental conditions (e.g.
unclear roads, nar rowlanes, wetro ad sur faces,
snow or ice) or when driving wi tha trailer, the
speed adjustment made bythe sy stem may not
alw ays be suitable. In these situations the driver
must inter vene acco rdingly. &
WARNING Risk of accident in spi teof
ro ute-based speed adjustment
Ro ute-based speed adjustment might mal‐
function or be temp orarily una vailable in the
fo llowing situations:
R If map data is not up todate or available
R Ifyo u do not follow the selected route
guidance
R Ifth e set route is re-planned
R Inroad con stru ction areas
R When towing a trailer
R In bad weather or road conditions
R Ifth e accelerator pedal is depressed #
Adjust the speed tothe traf fic situation. Setting
route-based speed adjustment Re
quirements:
R Active Dis tance Assi stDISTRONIC is acti va‐
te d.
Multimedia sy stem:
, © .
Settings .
Assis-
tance .
Route speed adapt. #
Activate or deacti vate the function.
When the function is active, theve hicle
speed is adjus ted depending on thero ute
eve nts ahead.
% Further information on thero ute-based
speed adap tation (→ page 238). Ac
tive Steering Assist Fu
nction of Active Steering Assist
Ac tive Steering Assist is count ry-dependent and
only available forve hicles with the Driving Assis‐
ta nce Package. Ac
tive Steering Assist is operational at speeds
up to210 km/h and helps youto stay inthe
centre of the lane bymeans of moderate steer‐
ing inter ventions. It uses theve hicle in front and
th e lane markings as a refere nce depending on
th e driven speed.
When the sy stem is actively steering, theè
symbol is shown in green in the multifunction
displa y.
Ste ering and touch de tection
The driver is requiredtokeep their hands on the
st eering wheel at all times and tobe able to
inter vene at any time. The driver mu stexpect a
ch ange from active topassive mode or vice
ve rsa at any time. Driving and parking
239
Do not acti
vate thest art-off assist on public
ro ads.
Be sure toobser vethe saf ety no tes and informa‐
tion on ESP ®
.
Ac tivating the start-off assi st &
WARNING Risk of skidding and having
an accident from wheels spinning
When you use start-off assist, individual
wheels could spin and you could lose cont rol
of theve hicle.
If ESP ®
is deactivated, there is a risk of skid‐
ding and accident! #
Make sure that no persons or obstacles
are in the close vicinity of your vehicle. #
Deactivating ESP ®
(→ page 220). #
Movethesteering wheel tothest ra ight-
ahead position. #
Depress the brake pedal firm ly wi thyour left
fo ot and keep it depressed. #
Enga getheh drive position (→ page194). #
Select the sportiest available drive program
B orC(→ page191). #
Rapidly depress the accelerator pedal full y. #
Take your foot off the brake, but keep the
accelerator pedal depressed.
The vehicle pulls away at maximum accelera‐
tion. #
Swit chon ESP ®
once the acceleration proce‐
dure is comple te. ESP ®
will otherwise not be
able tostabilise theve hicle if theve hicle
st arts toskid or a wheel starts tospin.
Cancelling thest art-off assi st #
Remo veyour foot from the accelerator pedal. #
Reactivate the ESP ®
. DY
NA MIC BODY CONT ROL function DY
NA MIC BODY CONTROL continuously adjusts
th ech aracteristics of the suspension dampers to
th e cur rent operating and driving conditions.
The da mping is tuned individually for each wheel
and is af fected bythefo llowing factors:
R The road sur face conditions R
Vehicle load
R The drive program selected
R The driving style
The drive program can be adjus ted using the
DY NA MIC SELECT switch. AIRMATIC
AIR
BODY CONT ROL function
AIR BODY CONTROL is an air suspension sy stem
with variable damping for impr oved driving com‐
fo rt and impr oved driving dynamics. The all-
ro und le vel control sy stem ensures the best pos‐
sible suspension and const antground clea rance,
ev en with a laden vehicle. When driving at
speed, theve hicle is lo wered automatically to
impr ovedriving saf ety and toreduce fuel con‐
sum ption. You also ha vethe option of manually
adjusting theve hicle le vel.
AIR BODY CONTROL comprises:
R Adaptive Damping Sy stem with variable
damping forc e adjustment
R Speed-dependent lo wering Driving and pa
rking 247