The hazard
warning lights will switch on auto‐
matically if:
R the airbag has been deplo yed.
R theve hicle is heavily braked from a speed of
more than 70 km/h toast andstill.
When you pull away again, the hazard warning
lights will switch off automatically at appr ox‐
imately 10km/h. You can also swit choff the
hazard warning lights using button 1.Ad
aptive functions, MULTIBEAM LED Intelligent Light Sy
stem function
The MULTIBEAM LED headlamps adapt tothe
driving and weather situation and pr ovide exten‐
ded functions for impr oved illumination of the
ro ad.
The sy stem comprises thefo llowing functions:
R Active headla mps (/ page120)
R Motorw ay mode (/ page120)
R Enhanced fog light function (/ page121)
R Adversewe ather light (/ page121)
R City lighting ( /page 121) Sy
stem limitations
R The sy stem is active only when it is dar k.
Ac tive headlamps function R
The headlamps follow thesteering mo ve‐
ments.
R Releva nt areas are better illumina ted during
tra vel.
The functions are active when the low beam is
switched on.
Depending on theve hicle's equipment, the
cou rse of the lane in which you are driving will
also be evaluated and the active headlamps
function will adjust the light in advance. Mo
torw ay mode function
Mo torw ay mode increases thera nge and bright‐
ness of the cone of light, enabling better visibil‐
ity. The function is active if a mo
torw ay jou rney is
de tected by:
R theve hicle's speed
R the multifunction camera
R the GPS
The function is not active: R at speeds below 80 km/h. 12 0
Light and sight
Note
s on cleaning and car eA voiding vehicle damage
Ta ilpipes
Clean with cleaning agents recommended byMercedes-Benz,
particular lyin the winter and af terwa shing theve hicle. Do not use acidic cleaning agents.
Tr ailer hitch R
Remo vetraces of rust on the ball, e.g. with a wire brush.
R Remo vedirt with a lint-free clo th.
R After cleaning, oil or grease the ball head lightl y.
R Obser vethe no tes on care in the trailer hitch manufactur‐
er's operating instructions. Do not clean
the ball neck with a high-pressure cleaner or sol‐
ve nt. 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. 388
Maintenance and care
Display messages
Possible causes/consequences and M
MSolutions
÷ inoperative See Owner's
Manual *
ESP ®
is malfunctioning
Other driving sy stems and driving saf ety sy stems may also be malfunctioning.
The brake sy stem continues tooperate normally. The braking dis tance may increase in an eme rgency braking situa‐
tion. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
6
Left windowbag malfunc-
tion Consult work-
shop (Example) *T
he cor responding windowbag is malfunctioning (/ page 30). &
WARNING Risk of inju ryor fata l injury due toa malfunction in the window airbag
The window airbag might be triggered unintentionally or might not be triggered at all in theev ent of an accident
with high deceleration. #
Have the window airbag checked and repaired immediately at a qualified specialist workshop. Display messages and
warning/indicator lamps 451
Display messages
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop immediatel y.
Front-passenger airbag
enabled See Owner's Man-
ual *T
he front passenger airbag is enabled while theve hicle is in motion:
R even when a child, a small adult or an object weighing less than the sy stem weight thre shold is located on the
front passenger seat
R even when the front passenger seat is not occupied
The sy stem may de tect objects or forc es that are adding tothewe ight applied tothe seat. &
WARNING Risk of inju ryor fata l injury when using a child restra int sy stem while the front passenger airbag
is enabled
If yo u secure a child in a child restra int sy stem on the front passenger seat and the front passenger airbag is
enabled, the front passenger airbag can deploy in theev ent of an accident.
The child could be stru ck bythe airbag. #
Ensure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect.
NEVER use a rear wa rdfacing child restra int on a seat pr otected byan ACTIVE FRONT AIRB AGin front of it;
DE ATH or SERIOUS INJU RYtotheCH ILD can occur. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Check thest atus of the automatic front passenger airbag shutoff (/ page 40). #
If necessar y,consult a qualified specialist workshop immediatel y.452
Display messages and warning/indicator lamps
Display messages
Possible causes/consequences and M
MSolutions
Front-passenger airbag dis-
abled See Owner's Manual *T
he front passenger airbag has been deactivated although an adult or a person with an adult stature is on the front
passenger seat. If additional forc es are applied tothe seat, thewe ight the sy stem de tects may be too lo w. &
WARNING ‑ Risk of inju ryor eve nfa ta l injury when the front passenger airbag is disabled
If th e front passenger airbag is disabled, It will not be deplo yed in theeve nt of an accident and cannot pe rform
its intended pr otective function.
A person in the front passenger seat could then, forex ample, come into con tact wi th theve hicle interior, espe‐
cially if the person is sitting too close tothe dashboard. #
Beaware of thest atus of the front passenger airbag bo thbefore and during the journe y. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Check thest atus of the automatic front passenger airbag shutoff (/ page 40). #
If necessar y,consult a qualified specialist workshop immediatel y.
Active Brake Assist Func-
tions limited See Owner's
Manual *A
ctive Brake Assi stis malfunctioning. #
Consult a qualified specialist workshop.
PRE-SAFE inoperative See
Owner's Manual *
PRE‑SAFE ®
functions are malfunctioning. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 453
Ac
tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ad aptive brake lights ..............................186
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist Plus
Fu nction ............................................... 121
Switching on/off ................................. 12 3
Ad Blue ®
.................................................... 433
Ad ditives .............................................4 33
Capacity .............................................. 434
Fill le vel .............................................. .230
No tes ................................................... 16 6
Purity ................................................... 433
Ra nge ................................................. .230
To pping up ...........................................1 66
Ad ditional value range
Setting display content ........................ 228
Ad diti ves.................................................. 434
Ad Blue ®
............................................... 433
Engine oil ............................................ 434 Fu
el ..................................................... 431
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justable damping ................................ 19 6
Ad justing the balance/ fader
Burmes ter®
sur round sound sy stem ... 360
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ... 360
Ad justing treble, mid- range and bass
settings
Burmes ter®
sur round sound sy stem ... 359
Ad versewe ather light ............................ .121
Af ter-sales service centre
see ASS YST PLUS
Air inlet see Air-water duct Air pressure
see Tyre pressure
Air vents ................................................... 14 0
Ad justing (front) .................................. 14 0
Ad justing (rear) .................................... 14 0
Air vents
see Air vents
Ai r-re circulation mode ............................ 13 4
Air-water duct .......................................... 381
Ke eping free ........................................3 81
Airbag ........................................................ .36
Ac tivation .............................................. 30
Fr ont airbag (driver, front passenger) ....36
Ins tallation locations ............................ .36
Knee airbag ........................................... 36
Overview ............................................... 36
PA SSENGER AIR BAG indicator lamp .... .40
Pr otection ..............................................37
Re duced pr otection ...............................38
Side impact airbag ................................ 36
Wi ndow airbag ....................................... 36
Alarm see Panic alarm 506
Index
Media sear
ch....................................... 340
Overview ............................................. 336
Pa use and playback function .............. .337
Selecting a track ................................. 337
Selecting pl ayback options .................. 337
Switching on media mode ...................3 35
Tr ack list .............................................. 337
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ..........................11 8
Au tomatic engine start (ECO start/
sto p function) .......................................... 14 8
Au tomatic engine stop (ECO start/
sto p function) .......................................... 14 8
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff Au
tomatic front passen ger front air‐
bag shu toff .......................................... 39, 40
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 39
PA SSENGER AIR BAG indicator lamp .... .40
Au tomatic lateral support adjustment
Setting ................................................... 92
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .130
Au tomatic transmission
DIRECT SELECT le ver ........................... 15 3
Drive program display .......................... 151
Drive programs .................................... 15 0
DY NA MIC SELECT switch .................... 15 0
Engaging drive position ....................... 15 5
Engaging neutral .................................. 154
Engaging pa rkposition ........................ 154
Engaging reve rsege ar ........................ .154
Kickdown ............................................. 15 6
Manual gear changing ........................ .155
St eering wheel gearshift paddles ........ 15 5
Tr ansmission position display .............. 15 3
Tr ansmission positions ........................ 15 3Au
tomatic transmission (problem)
see Transmission (problem)
Axle load Perm issible .......................................... 427
Tr ailer operation .................................. 441 B
Bag hook .................................................. 107
BA S (Brake Assist Sy stem) .................... .179
Battery Key ........................................................ 73
Re mo tecontrol (s tationary heater) ...... 13 8
Battery see Battery (vehicle)
Battery (vehicle) ...................................... 400
Charging .............................................. 399
No tes .................................................. 396
No tes (s tarting assis tance and
ch arging) ............................................ .397
Re placing ............................................ 400
St arting assis tance .............................. 399
Belt see Seat belt 508
Index
Child seat
App rova l categories .............................. .52
At tach ing (no tes) ................................... 51
Basic instructions .................................. 44
Fr ont passenger seat (no tes) ................. 66
Fr ont passenger seat (without auto‐
matic airbag shutoff) ............................. 65
ISOFIX/i-Size (fitting) ............................58
No tes on risks and dangers ...................45
Re commended child restra int sys‐
te ms ...................................................... 48
Seats suita blefor belt-secu redch ild
re stra int sy stems ................................... 62
Seats suitable for i‑Size child
re stra int sy stems ................................... 57
Seats suitable for ISOFIX child
re stra int sy stems ................................... 54
Secu ring on the front passenger seat ....67
Secu ring on there ar seat ...................... 64
To pTe ther ..............................................60
Child ren
Av oiding dangers in theve hicle .............45
Basic instructions .................................. 44
CI+ module .............................................. 358
Calling up a menu ................................ 358 CI+ module (TV)
Inserting a Smart Card ........................ 358
Cigar ette lighter
Fr ont centre console ............................ 11 2
Re ar .................................................... .112
City lighting .............................................. 121
Cleaning see Care
Climate control Activating/deactivating the A/C
function (cont rol panel) ...................... .133
Ac tivating/deactivating the A/C
function (multimedia sy stem) .............. 13 3
Ac tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 13 4
Air di stribution settings .......................1 34
Air-recirculation mode ......................... 13 4
Au tomatic control ................................ 13 3
Climate style function .......................... 13 4
Demi sting windo ws............................. 13 4
Fr ont air vents ..................................... 14 0
Ionisation ............................................. 13 5
No te .................................................... 13 2Re
ar air vents ...................................... 14 0
Re ar operating unit .............................. 13 2
Re sidual heat ....................................... 13 5
Setting the climate style ......................1 34
St ationary heater/ ventilation .............. 13 5
Switching on/off ................................. 13 3
THERMOTRONIC contro l panel ............13 2
Ve ntilating theve hicle (con venience
opening) ................................................ 79
Wi ndsc reen heating ............................. 13 5
Climate style
Fu nction .............................................. 13 4
Setting ................................................. 13 4
Cockpit ........................................................ .6
Overview .................................................6
Cof fee cup symbol
see ATTENTION ASSIST
COMAND Online see Multimedia sy stem
COMAND Touch
Managing devices ................................ 266
Combination switch .................................11 9
Compass .................................................. 298 Index
511