Drivingand pa rking ................................. 128
Driving ........................................................ 128
DY NA MIC SELECT switch ............................1 35
Au tomatic transmission .............................. 136
Re fueling .................................................... 140
Pa rking ...................................................... .142
Driving and driving saf etysy stems ............ .150
Instrument Display and on-board
comp uter .................................................. 205
Instrument display overview ...................... .205
Overview of the buttons on thesteering
wheel ......................................................... .206
Operating the on-board computer .............. 206
Displa ysinthe multifunction display ......... .208
Ad justing the instrument lighting ............... 208
Menus and submenus ................................ 209
Head-up Display .......................................... 215
Vo ice Control Sy stem ............................... 217
Operating saf ety.......................................... 217
Operation ....................................................2 17
Using Voice Cont rol Sy stem ef fectively ....... 219
Essential voice commands .......................... 219
Multimedia sy stem .................................. 228
Overview and operation .............................. 228
Sy stem settings .......................................... 236
Na vigation .................................................. 243
Te lephone .................................................. .264
Online and Internet functions ..................... 279
Media ......................................................... 286
Ra dio .......................................................... 298
Sound .........................................................3 05
Maintenance and care.............................308
ASS YST PLUS service inter val display ........ 308
Engine compartment .................................. 309
Cleaning and care ...................................... .315
Breakdown assistance ............................322
Emergency .................................................. 322
Flat tire ....................................................... 322
Battery (vehicle) ......................................... 328
To w starting or towing away ....................... 333
Electrical fuses ........................................... 338
Wheels and tires ...................................... 342
Noise or unusual handling characteris‐
tics ............................................................ .342
Re gular checking of wheels and tires ......... 342
No tes on snow chains ................................ 343
Ti re pressure .............................................. 343
Loading theve hicle .................................... 349
Ti re labeling ................................................ 354
Definitions for tires and loading ................. 359
Changing a wheel ....................................... 362
Te ch nical data .......................................... 372
No tes on tech nical da ta.............................. 372
Ve hicle electronics .....................................3 72
Ve hicle identification plate, VIN and
engine number ............................................ 374
Operating fluids .. ........................................ 376
Ve hicle data ................................................ 382
Display messages and warning/indi‐
cator lamps .............................................. 384
Display messages ...................................... .384
Wa rning and indicator lamps ...................... 429
Contents 3
must accept any interfere nce, including inter fer‐
ence that may cause undesired operation of the
device."
USA: "Wireless charging sy stem for mobile devi‐
ces (Model: D-WMI20 15A): This Device complies
wi th Pa rt18 ofthe FCC Rules."
The name and address of there sponsible party
is:
Continental Automotive Sy stems US Inc.
24 00 Executive Hills Drive
Au burn Hills, MI 48326-2980
Uni tedSt ates of America
Diagnostics connection
The diagnostics connection is only in tended for
th e connection of diagnostic devices at a quali‐
fi ed specialist workshop.
&
WARNING Risk of accident due tocon‐
necting devices tothe diagnostics con‐
nection
If yo u connect equipment toa diagnostics
connection in theve hicle, it may af fect the
operation of vehicle sy stems.
As a result, the operating saf etyof theve hi‐
cle could be af fected.
#Only connect equipment toa diagnos‐
tics connection in theve hicle which is
appr ovedfo ryo ur vehicle byMercedes-
Benz.
& WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardizes the operating and road
saf etyof theve hicle.
#Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll.
#Alw ays ins tallth efloor mats securely
and as prescribed in order toensure
th at there is alw ays suf ficient room for
th e pedals.
#Do not use loose floor mats and do not
place floor mats on top of one ano ther.
* NO
TEBattery discharging from using
devices connected tothe diagnostics
connection
Using devices at the diagnostics connection
drains the batter y.
#Checkthech arge leve l of the batter y.
#Ifth ech arge leve l is lo w,charge the
batter y,e.g. bydriving a considerable
dis tance.
Connecting equipment tothe diagnostics con‐
nection can lead toemissions monitoring infor‐
mation being reset, forex ample. This may lead
to theve hicle failing tomeet therequ irements of
th e next emissions inspection during the main
inspection.
24 General no tes
SmartKey
Overview of SmartK eyfunctions
&
WARNING ‑ Danger of accident or injury
if ch ildren are left unatte nded intheve hi‐
cle
If ch ildren are left unatte nded intheve hicle,
th ey could:
Ropen doo rs,th ereby endangering other
persons or road users.
Rge t out of theve hicle and be hit by
oncoming traf fic.
Rope rate ve hicle equipment.
Moreo ver,ch ildren could also set theve hicle
in motion by,fo rex ample:
Rreleasing the parking brake.
Rshifting the automatic transmission out of
park position P jor shifting manual
transmission into idle position.
Rst arting the engine.
#Ne ver lea vechildren and animals unat‐
te nded in theve hicle.
#When leaving theve hicle, alw aysta ke
th eke ywit hyo u and lock theve hicle.
#Ke ep theve hicle keyout of there ach of
ch ildren.
* NO
TEDama getotheke ycaused by
magnetic fields
#Ke ep theke yaw ay from strong mag‐
netic fields.1Loc ks
2Battery check lamp
3Unloc ks
4Opens/closes the trunk lid
5Pa nic alarm
The Smart Keyloc ksand unlo cksth efo llowing
components:
RThe doors
RThe trunk lid
RThe fuel filler flap
Opening and closing 55
Ifyo udo not open theve hicle within appr ox‐
imately 40 seconds af ter unlocking:
RThe vehicle is loc ked again.
RAnti- theft pr otection is reactivated.
Do not keep the SmartK eytoget her with elec‐
tronic devices or me tal objects. This can af fect
th e SmartK ey's functionality.
% If battery check lamp 2does not light up
af te r pressing the% or& button, the
battery is dischar ged.
Ac tivating/deactivating the acoustic lo cking
ve rification signal
Multimedia sy stem:
, 9 H K L F O H.î 9 H K L F O H 6 H W
W L Q J V. $ F R X V W L F / R F N
#Ac tivate Oor deacti vate ª the function.
Arming/deactivating the panic ala rm
Requirement:RIgnition switched off.
#To arm: Press button 1for app roxima tely
one second .
A visu al and audible alarm is triggered.
#Todeactivate: Briefly press but ton1 again.
or
#Press thest art/ stop button on the cockpit
(the SmartK eyis inside theve hicle).
Changing the unlocking settings
Po ssible unlocking functions of theke y:
RCentral unlocking
RUnlocking the driver's door and fuel filler flap
#To switch between settings: pressthe
% and& buttons simultaneously for
appr oximately six seconds until the battery
ch eck lamp flashes twice.
If th e unlocking function forth e driver's door
and fuel filler flap has been selecte d:
RPressingthe% button a second time cen‐
trally unloc kstheve hicle.
RVe hicles with KEYLESS-GO: Ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked.
Re ducing the energy consu mption of the
SmartK ey
Ifyo u do not intend touse theve hicle for an
ex tended pe riod of time, you can deactivate the
fo llowing functions on the SmartK ey.
RKEYLESS-GO starting function
RKEYLESS-GO
56
Opening and closing
#Todeactivate: pressthe& button on the
SmartK eytwice in rapid succession.
The battery check lamp of the SmartK ey
fl ashes twice brief lyand lights up once.
#To activate: press any button on the Smart‐
Ke y.
% When theve hicle is star ted with the Smart‐
Ke yin thestow age compartment of the cen‐
te r console (
→page 130),th e SmartK ey
functions are au tomatically activated.
Inserting/re moving the mechanical key
#To remo ve:press release knob 1.
Mechanical key2 is pushed out slight ly.
#Pull ou tme chanical key2 until it en gage s in
th e intermediate position.
% You can use the intermediate position of
mechanical key2 toattach the SmartK ey
to ake yring.
#Press release knob 1again and fully
re mo vemechanical key2.
#To inser t:press release knob 1.
#Insert mechanical key2 tothe intermediate
position or fully until it engages.
Re placing the SmartK eybattery
&
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing batte ries 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
damage causedbyimproper disposal of
batteries
Bat teries conta in pollutants. It is
illegal todispose of them with the household
ru bbish.
#
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries.
Opening and closing 57
Requirement:RYourequ ire a CR 2032 3 V cell batter y.
Mercedes-Benz recommends that you ha vethe
battery replaced at a qualified specialist work‐
shop.
#Re mo vethe mechanical key (→pag e57 ).
#Press release button 2down fully and
re mo vecover1.
#Re mo vebattery compartment 3and take
out the dischar ged batter y.
#Insertthe new battery into battery compart‐
ment 3. Obser vethe positive pole marking
in the battery compartment and on the bat‐
te ry.
#Push in battery compartment 3.
#Replace co ver1 sothat it engages.
Problems with the SmartK ey
Problem
Possible causes/consequences and MSolutions
Yo u can no longe r lock or unlock the
ve hicle. Po
ssible causes are:
RThe SmartK eybattery is dischar ged or nearly dischar ged.
RThere is inter fere nce from a po werful radio signal source.
58
Opening and closing
ProblemPossible causes/consequences and MSolutions
RThe SmartKeyisfaulty.
#Check the battery using the battery check lamp and replace if necessary .
#Use the emer gency keyto lock or unlock theve hicle .
#Ha ve the SmartK eychecked at a qualified specialist workshop.
Yo u ha velost a SmartK ey.
#Ha ve the SmartK eydeactivated at a qualified specialist workshop.
#If necessar y,ha ve the mechanical locking mechanism changed as well.
Doors
Un locking and opening doors from the inside
Un ited Kingdom onl y:obser vethe no tes on the
additional door lock .
Opening and closing 59
#Tounlock theve hicle: touch the inner sur‐
fa ce of the door handle.
#To lock theve hicle: touch sensor sur face
1 or2.
#Co nvenience closing: touch recessed sen‐
sor surf ace2for an extended pe riod.
% For fur ther information on con venience clos‐
ing (
→pa ge 72).
If yo u open the trunk lid from outside, the trunk
lid is automatically unloc ked.
Problems with KEYLESS-GO
Problem
Possible causes/consequences and MSolutions
Yo u can no longe r lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes are:
RKEYLESS-GO has been deactivated .
RThe SmartK eybattery is dischar ged or near lydischar ged.
RThere is inter fere nce from a po werful radio signal source.
Opening and closing 61