
Ve
hicles with a tyre pressure monitoring
sy stem: If an emer gency spa rewheel is fit‐
te dth e tyre pressure monitoring sy stem can‐
not function reliabl y.Only restart the sy stem
again when the emer gency spa rewheel has
been replaced with a new wheel.
Ve hicles with a tyre pressure monitoring
sy stem: For a few minutes af ter an emer‐
ge ncy spa rewheel is fitted, the sy stem may
st ill display the tyre pressure of there mo ved
wheel.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (→ page 345)
R Tyre pressure table (→ page 346) Re
moving the eme rgency spa rewheel The eme
rgency spare wheel is secured in the
emer gency spa rewheel bag in the boot. #
Obser vethe information on mounting tyres
(→ page 352). #
Open the boot. #
Detach thefast ening stra ps. #
Unhook there taining spring hooks of thefa s‐
te ning stra ps from the brac kets. #
Remo vethe emer gency spa rewheel bag with
th e emer gency spa rewheel. #
Open the emer gency spa rewheel bag and
re mo vethe emer gency spa rewheel. Wheels and tyres
363

*
NO
TEInva lidation of the operating per‐
mit due tofailure tocomply wi th the
instructions for ins tallation and use The operating permit may be in
validated if
th e instructions for ins tallation and use of
two-w ayradios are not obser ved. #
Only use appr oved frequency bands. #
Obser vethe maximum permissible out‐
put po wer in these frequency bands. #
Only use appr oved aerial positions. 1
Front roof area
2 Rear roof area
3 Rear wing
4 Boot lid
On vehicles with a panoramic sliding sunroof,
ins talling an aerial tothe front or rear roof area
is not permitted. On
there ar wings, it is recommended that you
ins tallth e aerial on the side of theve hicle clos‐
est tothe cent reofthero ad.
Use Tech nical Specification ISO/TS 21609 (Road
Ve hicles – "EMCs for ins tallation of af term arket
ra dio frequency transmitting equipment") when
re trofitting two-w ayradios. Comply with the
legal requirements for de tach able parts.
If yo ur vehicle has fittings for two-w ayradio
equipment, use the po wer supp lyor aerial con‐
nectors intended for use with the basic wiring.
Be sure toobser vethe manufacturer's Supple‐
ments when ins talling.
Tw o-w ayradio transmission output
The maximum transmission output (PEAK) at the
base of the aerial must not exceed theva lues in
th efo llowing table: Te
ch nical da ta365

Display messages
Possible causes/consequences and M
MSolutions
j Check trailer hitch lock *T
he trailer hitch is not operational when you are driving with a trailer. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. #
Uncouple the trailer and safeguard it against rolling away. #
Initiate a new swivelling procedure . #
Ifth e ball neck is extended, press and hold the button on the boot lid until the ball neck engages beneath the
bumper. #
When the display message disappears, couple up the trailer and drive on. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
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. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. If
th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
The trailer hitch is not operational when theve hicle is at a standstill. 424
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
Uncouple the coupled trailer and safeguard it against rolling away. #
Initiate a new swivelling procedure . #
Ifth e ball neck is retracted: press and hold the button on the boot lid until the ball neck engages vertically in
th e loc ked position and then engages beneath the bumper. #
Ifth e ball neck is extended: press and hold the button on the boot lid until the ball neck engages beneath the
bumper.
If th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
Apply brake to deselect
Park (P) position *
Yo u ha veattem ptedto shift the transmission out of position jand into ano ther transmission position. #
Depress the brake pedal.
To shift out of P or N,
depress brake and start
engine *
Yo u ha veattem ptedto shift the transmission out of position jori into ano ther transmission position. #
Depress the brake pedal. #
Start the engine.
Risk of vehicle rolling
Driver door open and trans-
mission not in P *
The driver's door is not fully closed and the transmission is in position k,iorh. #
Shift the transmission toposition jwhen you park theve hicle. Display messages and
warning/indicator lamps 425

Display messages
Possible causes/consequences and M
MSolutions
N *T
he boot lid is open. &
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if the boot lid is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening the boot lid. #
Never drive with the boot lid open. #
Close the boot lid.
_ Rear left seat backrest not
locked (exa mp le) *T
he cor responding seat backrest of there ar ben chseat is not engaged. #
Foldthe cor responding seat backrest back until it engages.
¥
Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped below the minimum. #
Top up thewa sher fluid . 434
Display messages and warning/indicator lamps

Boot box
see EAS Y-PA CK boot box
Boot lid Activating/deactivating the boot lid
opening limiter ....................................... 81
Closing .................................................. 77
HANDS-FREE ACCESS .......................... .79
Locking separa tely ................................. 81
Opening .................................................76
Opening dimensions ............................3 76
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes ................................................... 374
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 6
Brakes ABS (Anti-lock Braking Sy stem) ........... 191
Ac tive Brake Assi st.............................. 19 6
Ad aptive brake lights .......................... .201
BA S (Brake Assi stSystem) ...................1 91
Driving tips .......................................... 16 4EBD (Electronic Brake
forc e Distribu‐
tion) ..................................................... 19 6
HOLD function .................................... .212
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 16 4
New/replaced brake linings/brake
discs .................................................... 16 4
Ru nning-in no tes ..................................1 64
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Assis tance overview .............................. 18
To w- starting ........................................ 340
To wing away ........................................ 336
Tr ansporting theve hicle ......................3 38
Wheel change ...................................... 357
Breakdown see Flat tyre
Breakdown assistance call see Service call
Breakdown management see Service call
Bu rm ester ®
sur round sound sy stem .....3 05
Ad justing the balance/fader ............... 305 Ad
justing the sound optimisation ........ 305
Ad justing treble, mid and bass ............ 305
Calling up the sound menu .................. 305
Information .......................................... 305
Switching the sur round sound on/off
............................................................ .305
Buttons Steering wheel .................................... 252 C
Call lists Calling up the speed dial list ............... 285
Deleting speed dial presets ................. 285
Displaying de tails from a list ent ry...... 285
Making a call ....................................... 285
Overview ............................................. 285
Setting up a speed dial li st.................. 285
Calling up the sound menu Burmes ter®
sur round sound sy stem ... 305
Calls ..........................................................2 82
Ac cepting ............................................ 282
Ac tivating functions du ring a call ........ 282
Calls wi thseveral participants ............ .282
Declining ............................................. 282 460
Index

Ending a call ........................................ 282
Incoming call du
ring an existing call .... 283
Making ................................................ 282
Vi ath eove rhead control panel
(Mercedes me connect) ......................2 88
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ........................................3 14
Care .......................................................... .319
AIR PANEL ............................................ 317
Car wash ..............................................3 14
Carpet .................................................. 319
Displ ay................................................. 319
EAS Y-PA CK boot box ............................ 319
Exhaust pipes ...................................... 317
Exterior lighting .................................... 317
Genuine wood/trim elements .............. 319
High-pressu recleaner .......................... 314
Matt finish ........................................... 316Pa
int wo rk ............................................. 316
Plastic trim ...........................................3 19
Re versing camera/360° Camera ........ .317
Ro of lining ............................................ 319
Seat belt .............................................. 319
Seat co ver ............................................ 319
Senso rs................................................ 317
Tr ailer tow hit ch................................... 317
Wa shing byhand ..................................3 15
Wheels/rims ........................................3 17
Wi ndo ws .............................................. 317
Wi per blades ........................................ 317
Carpet (Care) ............................................ 319
Changing bulbs ........................................ 137
Dipped beam ....................................... 13 8
Fitting/removing co ver (front wheel
ar ch ) .................................................... 13 8
Main beam ...........................................1 38
No tes ................................................... 137
Opening/closing the side trim pan‐
els .......................................................1 39
Overview .............................................. 137
Re versing light .................................... .139
Tu rn signal light (front) ........................ 13 8
Tu rn signal light (rear) .......................... 13 9Changing hub caps
.................................. 357
Changing the lights
Driving abroad (symm etrical dipped
beam) .................................................. 127
Channel tracking Setting ................................................ .303
Charging Battery (vehicle) .................................. 332
Mobile phone (wi reless) ...................... .124
USB port ..............................................1 24
Chassis le vel (AIR BODY CONT ROL)
Setting ................................................ .215
Child saf ety lock
Re ar side wind ows................................. 65
Child seat Attach ing (no tes) ................................... 54
Fr ont passenger seat (no tes) ................. 52
Fr ont passenger seat (rear ward-
fa cing/for ward-facing) .......................... 54
Fr ont passenger seat (without airbag
shutoff) .................................................. 53
ISOFIX/i-Size (fitting) ............................50
No tes ..................................................... 46
Re commended child restra int sy stems .. 61 Index
461

Dynamic handling cont
rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT .................................... 17 0
Con figuring drive program I ................. 17 0
Drive program display .......................... 17 0
Drive programs .................................... 17 0
Fu nction .............................................. 17 0
Operating (DYNAMIC SELECT switch) .............................................................1 70
Selecting the drive prog ram ............... .170 E
E-mails see Messa ges
E10 ............................................................ 370
Easy entry feature
Fu nction/no tes ................................... 105
Setting ................................................. 106
Easy exitfeature
Fu nction/no tes ................................... 105
Setting ................................................. 106
EAS Y-PA CK boot box ................................ 11 6
Ad justing the height toany position .... .114
Care .................................................... .319 Ins
talling/ removing .............................. 11 6
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 19 6
ECO Assist Displaying ............................................ 16 9
Fu nction/no tes ................................... 16 8
ECO display Function .............................................. 16 8
Re setting ............................................. 258
ECO start/s top function ................. 166, 167
Au tomatic engine start ........................ 16 6
Au tomatic engine stop .........................1 66
Operation ............................................ 16 6
Switching off/on ................................. 167
Electric pa rking brake .....1 86, 187, 188, 189
App lying automatically ........................ 186
App lying or releasing manually ............ 188
Emergency braking .............................. 189
Re leasing automatically ...................... .187
Electrical fuses see Fuses Electromagnetic compatibility
Declaration of conformity ......................24
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................... 364
Emer gency
Assis tance overview .............................. 18
Fire extinguisher ................................. .324
Fir st-aid kit (so ftsided) ....................... 323
Re moving thewa rning triangle ............ 323
Saf etyve st .......................................... 322
Setting up thewa rning triangle .......... .323
Emer gency braking ................................. 189
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start ......................... 340
Emer gency key element
Inserting/removing ............................... 69
Locking a door ....................................... 76
Un locking a door .................................. .76
Emer gency operation mode
St arting theve hicle ............................. 16 2 Index
469