
#
Toactivate immediatel y:press and hold
th eu button. #
Toset the departu retime: briefly press
th eu button. #
Press the, or. button repeatedly
until the time tobe changed appears in the
displa y. #
Press theu and^ buttons simultane‐
ousl y.
The Îsymbol in there mo tecontrol displ ay
fl ashes. #
Press the, and. buttons toset the
desired departure time. #
Press theu and^ buttons simultane‐
ousl y.
The new departure time is stored.
Up tothre e departure times can be stored. #
Toactivate the departu retime: select the
desired departure time and press and hold
th eu button.
The Ísymbol, the departure time and,
depending on the selected departure time,
th e letter A, BorCappear in the displa y. #
Todeactivate the departure time: select
th e desired departure time and press and
hold the^ button.
OFF appears in the displa y. #
Tocheck thest atus of thest ationary
heater: briefly press theu button. #
Todeactivate immediatel y:press and hold
th e^ button.
Re mo tecont rol displa ys(stationary heater/
st ationary ventilation) 1
Stationary ventilation switched on
2 Stationary heater swit ched on
3 Selected departure time
4 Remaining time forth est ationary heater/
st ationary ventilation (in minu tes)
5 Stationary heater/ stationary ventilation
acti ve
6 Departure time acti vated
7 Signal stre ngth 13 6
Climate cont rol

Fu
rther possible displa ys:
R Time: activated departure time.
R Zero minutes: theru nning time forth est a‐
tionary heater is inc reased, as the engine has
not yetre ached operating temp erature when
it is star ted.
R OFF: thest ationary heater/ stationary venti‐
lation is switched off.
Re placing the remo tecont rol bat tery (sta‐
tiona ryheater) &
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing bat teries may cause
serious damage tohealth.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
dama gedue toimproper disposal of bat‐
te ries Batteries conta
intoxic and cor ro‐
sive subs tances. #
Ta
ke dischar ged batteries to a
qu alified specialist workshop or to a
collection point for used batteries. Re
quirement:
R A CR2450 lithium battery is requ ired when
re placing the batter y. #
Press a pointed object into recess 1. #
Slide battery co ver2 backwards in the
direction of the ar row. #
Insert new battery 3with the lettering
fa cing up wards. #
Slide battery co ver2 inthe opposite direc‐
tion tothe ar row onto there mo tecontrol
until the battery co ver engages. Climate control
137

Problems with
there mo tecont rolfo r the stationary heater/stationary ventilation Problem
Possible causes/consequences and M
MSolutions
FA IL¨ The signal transmission between
the transmit ter and theve hicle is faulty. #
Chan geyour position in relation totheve hicle, moving closer if necessar y.
FA IL Thestar ter battery is not suf ficiently charge d. #
Char gethest ar ter batter y.
The fuel tank content is below there ser vefuel le vel. #
Refuel at the nearest filling station.
FA IL¯ The
stationary heater is malfunctioning. #
Have thest ationary heater checked at a qualified specialist workshop. Air
vents Ad
justing the front air vents &
WARNING ‑ Risk of bu rns/frostbite due
to not maintaining a su fficient dis tance
to the air vents
Ve ry hot or very cold air can flow from the air
ve nts. This could
result in burns or frostbite in the
immediate vicinity of the air vents. #
Alw ays ensure that all vehicle occu‐
pants maintain a suf ficient di stance to
th e air vents. #
If necessa ry,re direct the air flow to
ano ther area of theve hicle interior. 13 8
Climate cont rol

This jeopardises
the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Ensure floor mats and carpets cannot
slip and pr ovide suf ficient room forthe
pedals. #
Do not lay multiple floor mats or car‐
pets on top of one ano ther. &
WARNING Risk of accident due to
unsuitable foot we ar
Operating the pedals may be impaired by
we aring unsuitable foot we ar, e.g.:
R plat form shoes
R high-heeled shoes
R slippers #
Alw ayswe ar suitable foot we ar when
driving so that you can operate the ped‐
als safel y. &
WARNING Risk of accident if the ignition
is switched off while driving
If yo u swit choff the ignition while driving,
functions releva nt tosaf ety are restricted or
no longer available. This may ef fect, for
ex ample, the po werst eering sy stem and the
brake forc e boosting.
Yo u will then need touse considerably more
fo rc eto steer and brake. #
Do not switch off the ignition while driv‐
ing. &
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases causes poisoning. #
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. #
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. &
DANG ER Risk of fata l injuries due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case, forex ample, if theve hi‐
cle is stuck in sn ow. #
When the engine or thest ationary
heater are running, keep theta ilpipe
and the area around theve hicle clear of
sno w. Driving and pa
rking 14 5

#
Automatic transmission: Shiftthe trans‐
mission toposition j. #
Make sure that the ignition and all electrical
consumers are switched off. #
Open the engine bonn et. #
Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row. #
Connect positive clamp 2onyour vehicle to
positive pole of donor battery using the jump
lead/charging cable. Alw ays begin with posi‐
tive clamp 2onyour ow nve hicle firs t. #
During thest arting assi stance proce‐
dure: start the engine of the donor vehicle
and run at idle speed. #
Connect the negative pole of the donor bat‐
te ry and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery firs t. #
During starting assi stance: start the
engine of your ow nve hicle. #
During thech arging process: start the
ch arging process. #
During starting assi stance: letthe engines
ru nfo r se veral minutes. #
During starting assi stance: before discon‐
necting the jump lead, switch on an electrical
consumer on your ow nve hicle, e.g. there ar
wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete: #
First,re mo vethe jump lead/charging cable
from ear thpoint 3and negative pole of the
donor batter y,then from positive clamp 2
and positive pole of the donor batter y.Begin
ea ch time wi th the conta cts onyour own
ve hicle firs t. #
Afterre moving the jump lead/charging
cable, close co ver1 of positive clamp 2.
Yo u can obtain fur ther information on starting
assis tance at any qualified specialist workshop. To
w starting or towing away Pe
rm itted towing me thods Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rath er than
to wing it away.
* NO
TEDama getotheve hicle due to tow‐
ing away incor rectly #
Obser vethe instructions and no tes on
to wing away. Breakdown assis
tance 375

Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off the ignition
before exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heater. Otherwise, the12 V
battery might dischar geand it will then only be possible tostart theve hicle using a donor battery (s tarting
assis tance).
Transmission Malfunction
Stop *
The transmission is malfunctioning. The transmission shi fts to position iautomaticall y. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Switch the transmission toposition j. #
Consult a qualified specialist workshop.
Reversing not poss. Con-
sult workshop *T
he transmission is malfunctioning. Reversege ar can no lon ger be engaged. #
Consult a qualified specialist workshop.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission has overheated. Pulling away can be temp orarily impaired or not possible. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Start the engine. #
Wait until the display message disappears before pulling away. Displ
aymessa ges and warning/indicator lamps 451

Display messages
Possible causes/consequences and M
MSolutions
& inoperative Battery low *T
he on-board electrical sy stem voltage is too lo w.
The stationary heater has swit ched itself off. #
Drive a long dis tance until the battery has reached a suf ficient charge leve l again.
& inoperative Refuel vehicle *T
here is too little fuel in the fuel tank. The stationary heater cannot be swit ched on. #
Refuel theve hicle.
Active bonnet malfunction
See Owner's Manual *T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop.
& inoperative See Owner's
Man. *T
hestationary heater is temp orarily malfunctioning. #
When theve hicle is on a le vel sur face and the engine has cooled down, make up tofour attem ptsto switch on
th est ationary heater, waiting se veral minutes between each attem pt. #
Ifth est ationary heater does not swit chon, consult a qualified specialist workshop. Display messages and
warning/indicator lamps 455

Selecting pa
rkposition ........................ 151
Shifting toneutral ................................ 15 0
St eering wheel gearshift paddles ........ .151
Tr ansmission position display .............. 14 9
Tr ansmission positions ........................ 14 9
Axle load Perm issible .......................................... 406
Tr ailer operation .................................. .418 B
Bag hook .................................................. 106
Ball ne ck
Fo lding in/out ...................................... 219
BA S (Brake Assist Sy stem) .................... .168
Battery Key ........................................................ .61
Re mo tecontrol (s tationary heater) ...... 137
Battery (vehicle) Charging .............................................. 373
No tes ................................................... 371
St arting assis tance .............................. 373
Belt see Seat belt Bic
ycle rack
Tr ailer operation .................................. 222
Blind Spot Assist ...................................... 213
Ac tivating/deactivating ...................... .215
Fu nction/no tes .................................... 213
Sy stem limits ....................................... 213
Blind Spot Assi st
see Active Blind Spot Assi st
Blo wer
see Climate control
BlueTEC see AdBlue ®
Blue tooth ®
Ac tivating/deactivating ...................... .259
Setting up an Internet connection ....... .313
Settings ............................................... 259
Switching profile (DUN/PAN) .............. 314
Blue tooth ®
Au dio
Ac tivating ............................................ 331
De-authorising (de-regis tering) the
device .................................................. 331
Information .......................................... 328
Overview .............................................3 29Sear
ching for and auth orisingthe
device .................................................. 330
Switching device via NFC .................... 331
Boot lid .......................................................68
Ac tivating/deactivating the boot lid
opening limiter ...................................... 73
Closing .................................................. 69
HANDS-FREE ACCESS .......................... .71
Loc ked separately .................................73
Opening .................................................68
Opening dimensions ............................4 15
Boot lid see Boot lid
see Locking/unlocking
Boot separator Closing .................................................. 80
Opening ................................................. 80
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid Notes ................................................... 413
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 171482
Index