#
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of inju rydue tohead
re stra ints which are not ins talled or are
adjus ted inco rrectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. #
Alw ays drive with the head restra ints
ins talled. #
Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be able
toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. #
Tomo veforw ards: pullthe head restra int
fo rw ards. #
Tomo vebackwards: pressrelease knob 1
and push the head restra int backwards.
Lo weri ngthere ar seat head restra ints elec‐
trically from the front compa rtment
Re quirements:
R The po wer supply is switched on #
Press button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Extending there ar seat head restra ints elec‐
trically from the front
Re quirements:
R The po wer supply is switched on Seats and
stowing 89
#
Brief lypress button 1.
% Depending on the model, button 1is loca‐
te d on the door control panel on the driver's
side.
Au tomatically extending or retracting the
re ar seat head restra ints #
Toextend: fasten seat belt.
The head restra int is extended. #
Toretract: release seat belt.
The head restra int lo wersto its starting posi‐
tion. Configuring
the seat settings Re
quirements:
R The ignition is switched on.
Multimedia sy stem:
, Vehicle .
a Seats #
Select Driver's Seat orPassenger Seat.
Ad justing the backrest side bols ters #
Select Side Bolsters . #
Select the setting.
Ad justing the seat contour in the lumbar
re gion of the seat backrest (lumbar) #
Select Lumbar . #
Adjust the air cushion.
Setting the shoulder section #
Select Shoulders . #
Select the settings. Setting
the seat heating balance #
Select Seat Heating Balance. #
Select the settings.
Memory function #
Save the seat adjustments with the memory
function (→ page 98). Setting automatic adjustment of
the lateral
support (active multicontour seat) Multimedia sy
stem:
, Vehicle .
a Seats
Wi th th is function, the lateral support of the
active multicontour seat is automatically adjus‐
te dto the driving and cornering dynamics of the
ve hicle. #
Select Driver's Seat orPassenger Seat. #
Select Dynamic Seat. #
Select setting: Off,Level 1 orLevel 2. 90
Seats and stowing
#
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothree
indicator lamps will light up. #
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all the indicator lamps are off, AIRSCARF is
switched off.
% When switching on, the blo wer will start up
on lyafte r a preheating phase lasting a few
seconds.
Af ter switching off, the blo wer will continue
to runfo r a few seconds tocool down the
heating elements.
% Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off. #
Adjust the AIRSCARF vent (→ page 128).
Ma kesure that there are no objects co vering the
intake grille on the back of the head restra int.
Make sure that objects do not enter theve nts in
th e head restra ints. Ste
ering wheel Ad
justing the steering wheel electrically &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of entrapment forch il‐
dren when adjusting thesteering wheel
Children could injure themselves if they
adjust thesteering wheel. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. The
steering wheel can be adjus ted when the
po we r supp lyis switched off. Seats and
stowing 95
#
Press the wiper blade be yond the point of
re sis tance in the direction of ar row3on
th e wiper arm.
The wiper blade engages with a noticeable
click and mo ves freely again. #
Foldthe wiper arm back onto the windshield. #
Switch on the ignition. #
Press the00D4 button on the combination
switch (→ page117).
The wiper arms will mo veinto the original
position. Mir
rors Operating
the outside mir rors &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of accident due tomis‐
judgment of dis tances when using the
passenger mir ror
The outside mir ror on the front-passen ger
side reflects objects on a smaller scale. The
objects in view are in fact closer than they
appear.
As a result, you may misjud gethe dis tance
between you and thero ad user driving
behind you, forex ample, when changing
lanes. #
Therefore, alw ays look over your shoul‐
der in order toensure that you are
aw are of the actual dis tance between
yo u and thero ad users driving behind
yo u. Light and visibility
11 9
The electric parking brake is applied if
the trans‐
mission is in position 005Dand one of thefo llow‐
ing conditions is fulfilled:
R The engine is switched off.
R The seat belt tongue is not inser ted in the
seat belt buckle of the driver's seat and the
driver's door is opened.
% Toprev ent application: pull the handle of the
electric parking brake.
In thefo llowing situations, the electric parking
brake is also applied:
R Active Dis tance Assi stDISTRONIC is bringing
th eve hicle toast andstill.
R The HOLD function is keeping theve hicle sta‐
tionar y.
R Active Parking Assist is keeping theve hicle
st ationar y.
This is only the case if one of thefo llowing con‐
ditions is also fulfilled:
R The engine is switched off. R
The seat belt tongue is not inser ted in the
seat belt buckle of the driver's seat and the
driver's door is opened.
R There is a sy stem malfunction.
R The po wer supply is insuf ficient.
R The vehicle is stationary for a lengt hyperiod.
When the electric parking brake is applied, the
re d0049 (USA) or 0024(Canada) indicator lamp
appears in the instrument clus ter.
The electric parking brake is not automatically
applied if the engine is switched off bythe ECO
st art/ stop function.
Electric parking brake function (releasing
automatically)
The electric parking brake is released when the
fo llowing conditions are fulfilled:
R The engine is running.
R The seat belt tongue is inser ted into the seat
belt buckle of the driver's seat.
R The transmission is in position 005Bor005E and
yo u depress the accelera tor pedal or you shift from transmission position
005Dto005B or
005E.
R Ifth e transmission is in position 005E,the
trunk lid mu stbe closed.
If th e seat belt tongue is not inser ted into the
seat belt buckle of the driver's seat, thefo llow‐
ing conditions must be fulfilled:
R The driver's door is closed.
R You mo vethe transmission out of transmis‐
sion position 005Doryou ha veprev iously
driven faster than 2 mph (3 km/h).
R Ifth e transmission is in position 005E,the
trunk lid mu stbe closed.
When the electric parking brake is released, the
re d0049 (USA) or 0024(Canada) indicator lamp
in the instrument clus ter goes out. 15 2
Driving and pa rking
R
Ifth e HOLD function is deactivated by
depressing the accelera tor pedal or brake
pedal, e.g. byave hicle occupant. #
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 deacti‐
va ted.
R The transmission is in position 005B,005Eor005C.
Ac tivating the HOLD function #
Dep ress the brake pedal and af ter a short
time quickly depress fur ther until the00D9
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 the00D9 dis‐
play disappears from the multifunction dis‐
pla y.
The HOLD function is deactivated in thefo llow‐
ing situations:
R Active Dis tance Assi stDISTRONIC is acti va‐
te d. R
The transmission is switched toposition 005D.
R The vehicle is secured with the electric park‐
ing brake.
In thefo llowing situations, theve hicle is held by
th e transmission position 005Dorby the electric
parking brake:
R The seat belt is unfas tened and the driver's
door is opened.
R The drive sy stem is switched off.
R There is a malfunction in the sy stem or the
po we r supp lyis insuf ficient. AIRMATIC
Fu
nction of AIRMATIC
AIRMATIC is an air suspension sy stem with varia‐
ble damping for impr oved driving comfort. The
all-round le vel control sy stem ensures the best
possible suspension and const antground clear‐
ance, even 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. 17 8
Driving and pa rking
R
The attention le vel de term ined byATTENTION
ASSIS T.
If AT TENTION ASSIST is unable tocalculate the
attention le vel and cannot issue a warning, the
System Suspended messageappears.
If a warning is given in the Instrument Displa y,
th e multimedia sy stem of fers to sear chfor a rest
area. You can select a rest area and start naviga‐
tion tothis rest area. This function can be activa‐
te d and deactivated in the multimedia sy stem.
If AT TENTION ASSIST is deactivated, the00D7
symbol appears in the assis tance graphic in the
Instrument Display when the engine is running.
AT TENTION ASSIST is activated automatically
when the engine is re-sta rted. The last selected
sensitivity le velre mains stored.
Sy stem limitations
AT TENTION ASSIST is active in the37 mph
(60 km/h) to124mp h (200 km/h) speed range. The functionality of
ATTENTION ASSIST is
re stricted, and warnings may be dela yed or not
occur at all in thefo llowing situations:
R Ifyo u ha vebeen driving for less than appr ox‐
imately 30 minutes.
R Ifth ero ad condition is poor (une venro ad
sur face or po tholes).
R Ifth ere is a strong side wind.
R Ifyo u adopt a sporty driving style (high cor‐
nering speeds or high rates of acceleration).
R Ifth eSt eering Assist function of Active Dis‐
ta nce Assi stDISTRONIC is acti ve.
R Ifth e time has been set incor rectly.
R In acti vedriving situations, if youch ange
lanes and vary your speed frequentl y.
The ATTENTION ASSIST tiredness or alertness
assessment is dele ted and restar ted when con‐
tinuing the journey in thefo llowing situations:
R Ifyo u swit choff the engine.
R Ifyo u unfas tenyo ur seat belt and open the
driver's door (e.g. changing drivers or taking
a break). Setting
ATTENTION ASSI ST
Multimedia sy stem:
, Vehicle .
k Assistance .
ATTEN-
TION ASSIST
Setting options #
Select Standard, SensitiveorOff.
Suggesting a rest area #
Select Suggest Rest Area. #
Activate 0073or deacti vate the function 0053.
If AT TENTION ASSIST de tects fatigue or
increasing la ckof attention, it suggests a
re st area in the vicinity. #
Select a sugges tedre st area: you are gui‐
ded tothe selected rest area. Driving and parking
197
Note
s on care of the interior &
WARNING Risk of inju ryfrom pla stic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause su rfaces in the cockpit to
become porous. When
the airbags are deplo yed, plastic parts
may break away. #
Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit. &
WARNING Risk of inju ryor death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident. #
Never blea chor dye seat belts. Obser
vethefo llowing information: Cleaning and car
eA voiding vehicle damage
Seat belts Clean with lukewarmand soapy water. R
Do not use chemical cleaning agents.
R Do not dry seat belts byheating them toove r17 6 °F
(80 °C) or exposing them todirect sunlight.
Display Cleanthe sur face carefully wi tha mic rofiber clo thand a suit‐
able display care product (TFT/LCD). R
Swit choff the display and let it cool down.
R Do not use any other cleaning products.
Plastic trim R
Clean with a damp microfiber clo th.
R For heavy soiling: use care product recommended for
Mercedes-Benz. R
Do not attach sticke rs,fi lms or similar materials.
R Do not allow cosmetics, insect repellent or sun cream to
come in contact wi th the plastic trim. 354
Maintenance and care