Page 217 of 593

must be initia
ted. An immediate lane change is
on ly possible on mo torw ay sections without
speed limits.
If th e sy stem is impaired, Active Lane Change
Assi stmay be cancelled. If it is cancelled, the
Lane change cancelled message appears inthe
multifunction display and a warning tone sounds. &
WARNING Risk of accident from chang‐
ing lane toan occupied adjacent lane
Lane Chan geAssi stcannot al ways detect
clear lyifth e adjacent lane is free.
The lane change might be initiated although
th e adjacent lane is not free. #
Before changing lanes, make sure that
th e neighbouring lane is free and there
is no danger to otherroad users. #
Monitor the lane change. &
WARNING Risk of accident if Lane
Change Assi stunexpectedly stops func‐
tioning
If th e sy stem limitations for Lane Change
Assist ha vebeen reached, there is no guar‐
antee that the sy stem will remain active.
Lane Change Assist cannot then assist you
by applying steering torques. #
Alw ays monitor the lane change and
ke ep your hands on thesteering wheel.
Obser vethe tra ffic conditions and steer
and/or brake if necessar y. Sy
stem limitations
The sy stem limitations of Active Steering Assist
apply toActive Lane Change Assi st
( → page 211).
The sy stem may also be impaired or may not
function in thefo llowing situations:
R The sensors in there ar bumper are dirty,
damaged or co vered, for ins tance by a
st icke r or ice and sno w.
R The exterior lighting is malfunctioning. Ac
tivating/deactivating Active Lane Change
Assi st
Multimedia sy stem:
Vehicle kAssistance #
Select Lane change assist. #
Activate Oor deacti vate ª the function.
Fu nction of Active Eme rgency Stop Assist
If th e driver continually ignores the visual or
acoustic warning toput their hands on thesteer‐
ing wheel, theBeginning emergency stop mes‐
sage appears in the multifunction displa y.Ifthe
driver still does not respond, Active Dis tance
Assi stDISTRONIC reduces the speed. The vehi‐
cle is decelerated in stages toast andstill. At
speeds below 60 km/h the hazard warning
lights switch on automaticall y.
When theve hicle is stationar y,thefo llowing
actions are car ried out:
R theve hicle is secured with the electric park‐
ing brake
R Active Dis tance Assi stDISTRONIC is ended
R theve hicle is unloc ked 214
Driving and pa rking
Page 218 of 593

R
if possible, an emer gency call is placed to
th e Mercedes-Benz emer gency call centre
The driver can cancel the deceleration at any
time byper form ing one of thefo llowing actions:
R steering
R braking or accelerating
R pressing a steering wheel button
R operating Touch Control
R activating or deactivating Active Dis tance
Assi stDISTRONIC Overvi
ewofActive Di stance Assist
DIST RONIC displa ysinthe instrument clus‐
ter The assis
tance graphic and thest atus display
show thest atus of thefo llowing functions in the
instrument clus ter:
R Active Dis tance Assi stDISTRONIC
R Route-based speed adap tation
R Active Steering Assist Assistant display
1
Route-based speed adap tation (type of route
eve nt)
2 Vehicle in front
3 Distance indica tor
4 Set specified di stance
5 Own vehicle Ac
tive Di stance Assist DISTRO NICstatus dis‐
play and route-based speed adaptation 1
Active Dis tance Assi stDISTRONIC selected,
set speci fied dis tance (number of segments
below theve hicle)
2 Active Dis tance Assi stDISTRONIC deacti va‐
te d, speed stored Driving and parking
215
Page 219 of 593

3
Active Dis tance Assi stDISTRONIC acti ve,
speed stored, no vehicle de tected (bright
ve hicle symbol)
4 Active Dis tance Assi stDISTRONIC acti ve,
speed stored, vehicle de tected (green vehi‐
cle symbol)
5 Active Dis tance Assi stDISTRONIC and route-
based speed adap tation acti ve, speed stored
% On mo torw ays or high-speed major roads,
th e green çvehicle symbol is displa yed
cyclically when theve hicle is ready topull
aw ay.
Speedome ter
The stored speed is highlighted on the speedom‐
et er. If the speed of theve hicle in front or the
speed adjustment is less than thestored speed
due tothero ute event ahead, the segments in
th e speedome ter light up. Activation or deacti va‐
tion of Active Dis tance Assi stDISTRONIC, as
we ll as alterations tothe speed due tomanual or
auto matic adoption of the speed limit, are dis‐
pla yed in the control feedback of the multifunc‐
tion display on a single line. Ac
tive Steering Assist status display 1
Grey steering wheel: Active Steering Assist
switched on and passive
2 Green steering wheel: Active Steering Assist
switched on and active
3 Flashing steering wheel: prom pttothe driver
to actively con firm or transition from active
to passive status, sy stem limitation de tected
During the transition from the active topassive
st atus, symbol 3is shown as enlar ged and
fl ashes yello w. Once the sy stem is passive, sym‐
bol 1is shown as gr eyinthe multifunction dis‐
pla y. Fu
nction of Hill Start Assist Hill
Start Assist holds theve hicle for a short
time when pulling away on a hill under thefo l‐
lowing conditions:
R Vehicles with automatic transmission: the
transmission is in position hork.
R The electric pa rking brake is released.
This gives you enough time tomo veyour foot
from the brake pedal tothe accelera tor pedal
and depress it before theve hicle begins toroll
aw ay. &
WARNING Risk of accident and inju ry
due totheve hicle rolling away
Af ter a short time, Hill Start Assist no lon ger
holds theve hicle and it can rollaw ay. #
Therefore, swiftly mo veyour foot from
th e brake pedal tothe accelerator
pedal. Ne ver attem pttolea vetheve hi‐
cle if it is being held byHill Start Assist. 216
Driving and pa rking
Page 220 of 593

HOLD function
HOLD function
The HOLD function holds
theve hicle at a stand‐
st ill without requ iring youto depress the brake
pedal, e.g. while waiting in traf fic.
The HOLD function is only an aid. The responsi‐
bility forth eve hicle safely standing still remains
with the driver.
Sy stem limitations
The HOLD function is only intended toprov ide
assis tance when driving and is not a su fficient
means of safeguarding theve hicle against rolling
aw ay when stationar y.
R The incline must not be greater than 30%. Ac
tivating/deactivating the HOLD function &
WARNING Risk of an accident due tothe
HOLD function being activated when you
lea vetheve hicle
If yo u lea vetheve hicle while only the HOLD
function is braking theve hicle, theve hicle
can rollaw ay inthefo llowing situations:
R Ifth ere is a malfunction in the sy stem or
in the po wer supply.
R Ifth e HOLD function is deactivated by
depressing the accelerator pedal or the
brake pedal, e.g. byave hicle occupant.
R Ifth e electrics in the engine compart‐
ment, the battery or the fuses are tam‐
pered with or if the battery is disconnec‐
te d. #
Alw ays deactivate the HOLD function
and secure theve hicle against rolling
aw ay before leaving theve hicle. *
NO
TEDama gefrom auto matic braking When
Active Brake Assi st,Ac tive Dis tance
Assi stDISTRONIC or the HOLD function are
activated, theve hicle brakes autonomously
in cer tain situations.
To avo id damage totheve hicle, deactivate
th ese sy stems in thefo llowing or similar sit‐
uations: #
During towing #
In a car wash Re
quirements:
R The vehicle is stationar y.
R The driver's door is closed or the seat belt on
th e driver's side is fastened.
R The engine is running or has been au tomati‐
cally switched off bythe ECO start/ stop
function.
R The electric parking brake is released.
R Active Dis tance Assi stDISTRONIC is not acti‐
va ted. Driving and parking
217
Page 221 of 593

R
Vehicles with automatic transmission: the
transmission is in position h,kori.
Ac tivating the HOLD function #
Dep ress the brake pedal and af ter a short
time depress fur ther until theë display
appears in the multifunction displa y.#
Release the brake pedal.
Deactivating the HOLD function #
Depress the accelerator pedal topull away.
or #
Depress the brake pedal until theë dis‐
play disappears from the multifunction dis‐
pla y.
The HOLD function is deactivated in thefo llow‐
ing situations:
R When Active Dis tance Assi stDISTRONIC is
acti vated.
R Vehicles with automatic transmission:
when transmission position jis selected.
R When theve hicle is secured with the electric
parking brake. In
thefo llowing situations, theve hicle is held by
th e transmission position jorby the electric
parking brake:
R When the seat belt is unfas tened and the
driver's door is opened.
R When the engine is switched off.
R When there is a malfunction in the sy stem or
if th e po wer supply is insuf ficient. 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. AIR
BODY CONT ROL AIR
BODY CONT ROL function
AIR BODY CONTROL is an air suspension sy stem
with variable damping for impr oved driving com‐
fo rt. The all-round le vel control sy stem ensures
th e best possible suspension and const ant
ground clearance, even wi tha laden vehicle.
When driving at speed, theve hicle is lo wered
automatically toimpr ovedriving saf ety and to
re duce fuel consum ption. You also ha vethe
option of manually adjusting theve hicle le vel.
AIR BODY CONTROL includes thefo llowing com‐
ponents and functions:
R air suspension with variable spring rate
R automatic le vel control sy stem.
R speed-dependent lo wering toreduce fuel
consum ption
R manually selec table high-le vel setting for
greater ground clearance
R ADS PLUS (Adaptive Damping Sy stem with
const ant damping forc e adjustment)
R DYNA MIC SELECT switch and le vel button 218
Driving and pa rking
Page 222 of 593
Av
ailable suspension settings Drive prog
ramC haracteristics
A (Comfort) R
The suspension tuning is comfor table.
R The vehicle is set tothe normal le vel.
R When driving at speeds of abo ve125 km/h theve hicle is lo wered.
R When driving at speeds below 80 km/h theve hicle is raised again.
; (Eco) R
The suspension tuning is com fortable.
R The vehicle is set tothe low le vel.
R The vehicle is not lo wered any fur ther if you are tra velling at higher speeds.
C (Sport) R
The suspension tuning is firm er.
R The vehicle is set tothe low le vel.
R The vehicle is not lo wered any fur ther if you are tra velling at higher speeds.
B (Sport Plus) R
The suspension tuning is evenfirm er.
R The vehicle is set tothe low le vel.
R The vehicle is not lo wered any fur ther if you are tra velling at higher speeds. Driving and parking
219
Page 223 of 593

Setting
theve hicle le vel &
WARNING Risk of accident because
ve hicle le vel is too high
If yo u drive at a higher vehicle le vel,th e driv‐
ing characteristics may be impaired due to
th e higher vehicle centre of gravity.
The vehicle can drift outwards, forex ample,
when steering or cornering. #
Alw aysch oose a vehicle le vel which is
suited tothe driving style and thero ad
sur face conditions. &
WARNING Risk of entrapment from vehi‐
cle lo wering
When lo wering theve hicle, other people
could become trapped if their limbs are
between theve hicle body and the tyres or
underneath theve hicle. #
Make sure no one is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when you lo werthe
ve hicle. &
WARNING Risk of entrapment from vehi‐
cle lo wering
Ve hicles with AIR BODY CONT ROL or
le ve l control sy stem: When you unload lug‐
ga ge or lea vetheve hicle, theve hicle first
ri ses slightly and then returns tothe set le vel
shortly af terw ards.
Yo u or an yone else in the vicinity of the
wheel ar ches or the underbody could thus
become trapped.
The vehicle can also be lo wered af ter being
loc ked. #
When leaving theve hicle, make sure
th at nobody is in the vicinity of the
wheel ar ches or the underbody. Re
quirements:
R The vehicle has been star ted.
R The vehicle must not be moving fasterthan
60 km/h. Ra
ising theve hicle #
Press button 1.
Indica tor lamp 2lights up.
The vehicle is set tothe high le vel.
Yo ur selection is sa ved. 220
Driving and parking
Page 224 of 593

The
vehicle is lo wered again in thefo llowing sit‐
uations:
R When driving fasterthan 80 km/h.
R When driving between 60 km/h and
80 km/h for appro ximately thre e minutes.
R After selecting a drive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedto the height of the last
active drive program.
Lo weri ngtheve hicle #
Press button 1.
Indica tor lamp 2goes out. The vehicle is
adjus tedto the height of the active drive pro‐
gram. Pa
rking Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC Pa
rking Assist PARKTRONIC is an electronic
parking assi stance sy stem with ultrasound. It
monitors the area around your vehicle using six
sensors 1inthe front bumper and six sensors
in there ar bumper. Parking Assist PARKTRONIC
sho wsyouth e dis tance between your vehicle
and a de tected obs tacle visually and audibly.
Pa rking Assist PARKTRONIC is on lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe manoeu‐
vring and parking remains with you. Make sure
th at there are no persons, animals or objects in th
e manoeuvring area while manoeuvring and
parking in/exiting parking spaces.
In thest andard setting, an intermit tent wa rning
to ne sounds from a di stance of appr oximately
0.3 m toan obs tacle in front and appr oximately
1. 0 m toan obs tacle behind. A continuous tone
sounds from a di stance of appr oximately 0.2 m.
Using theWa rnear lysetting in the multimedia
sy stem, thewa rning tones for front and side
impact pr otection can also be set tosound at a
greater dis tance of appr oximately 1.0 m
(→ page 224).
% The Warnear lysetting is alw ays active in
th ere ar of theve hicle.
If Pa rking Assist PARKTRONIC is deacti vated,
Ac tive Parking Assist is una vailable. Driving and parking
221