
Display messages
Possible causes/consequences and M
MSolutions
4 Engine oil level Reduce oil
level *D
isplay message only for cer tain engines:
The engine oil le vel is too high.
* NO
TEEngine dama gecaused bydriving with excess engine oil #
Avoid long journe yswith excess engine oil. #
Consult a qualified specialist workshop immediately and ha veengine oil siphoned off.
4
Add 1 litre engine oil when
next refuelling *D
isplay message only for cer tain engines:
The engine oil le vel has dropped tothe minimum le vel.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Check the engine oil le vel when next refuelling.
To p up the engine oil (→ page 350).
No tes on engine oil (→ page412). 436
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
, Replace key See Owner's
Manual *
Ve hicles with a digital vehicle key:only a few or no authorisations remain forst arting the engine. #
Make sure that the Internet connection is not limited bycer tain mobile phone settings. #
Open the Mercedes me connect web App http://www.mercedes.me. and call up the "digital vehicle key"
service. #
Deactivate the service firs t and then activate it again. #
Ifth e display message still appears, con tact the Mercedes-Benz Cus tomer Assis tance Center (C AC).
 Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery .
Â
Key not detected (white
display message) *T
hekey is cur rently und etected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, start the engine with theke y in thestow age compartment . 446
Displaymessa ges and warning/indicator lamps

Ad
justing the balance/ fader
Burmes ter®
sur round sound sy stem ... 343
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ... 344
Ad versewe ather light ............................ .118
Af ter-sales service centre
see ASS YST PLUS
AIR BODY CONT ROL................................ .191
Setting ................................................. 19 3
Suspension .......................................... 191
Air conditioning sy stem
see Climate control
Air distribution ........................................ 12 9
Air freshener sy stem
see Frag rance sy stem
Air suspension see AIR BODY CONTROL
Air vents ................................................... 13 8
Ad justing (front) .................................. 13 8
Ad justing (rear) .................................... 13 9
Ad justing the AIRSCARF vents ............. 14 0
Glo vebox .............................................1 39Air
vents
see Air vents
Ai r-re circulation mode ............................ 13 2
Airbag ........................................................ .32
Ac tivation .............................................. 26
Fr ont airbag ...........................................32
Head airbag ........................................... 32
Ins tallation locations ............................ .32
Knee airbag ........................................... 32
Overview ............................................... 32
Pr otection ..............................................33
Re duced pr otection ...............................34
Side impact airbag ................................ 32
AI RC AP
Ac tivating .............................................. 80
Deactivating .......................................... 80
Ai rflow ...................................................... 12 9
AIRS CARF
Switching on/off ................................... 97
AIRS CARF vents
Ad justing ............................................. 14 0
Alarm see Panic alarm Alarm sy
stem
see ATA (anti-theft alarm sy stem)
Alternative route
see Route
Ambient lighting ...................................... 121
Android Auto ............................................ 304
Connecting a mobile phone ................. 304
Ending ................................................. 305
Overview ............................................. 304
To ne settings ....................................... 305
Tr ans ferred vehicle data ......................3 05
Animals Pets in theve hicle ................................. 58
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-theft alarm sy stem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Ad ditional door lock .............................. 63
Immobiliser ...........................................84
Anti-theft pr otection
see ATA (anti-theft alarm sy stem) 480
Index

Anticipatory occupant pr
otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay™ ....................................... 303
Connecting an iPhone ®
....................... 303
Ending .................................................3 04
Overview ............................................. 303
To ne settings ....................................... 304
Tr ans ferred vehicle data ......................3 05
Ashtr ay
Fr ont centre console ........................... 108
Re ar .................................................... .109
Assistance graphic
Menu (on-boa rdcompu ter) ................. .229
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 345
Battery disconnection pe riods .............3 46
Displ aying the service due date ........... 345
Fu nction/no tes ................................... 345
Re gular service work ........................... 345
Special service requ irements .............. 345 ATA
(anti-theft ala rmsystem) .................. 84
Deactivating the alarm .......................... 85
Fu nction ................................................ 84
Fu nction of interior pr otection ............... 86
Fu nction of tow- aw ay protection ........... 85
AT TENTION ASSI ST.......................... 209, 210
Ac tivating/deactivating ...................... .210
Fu nction .............................................. 209
Sy stem limitations ...............................2 09
At tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivating media mode ........................ 320
Connecting USB devices ..................... 323
Co pyright ............................................. 320
Information .......................................... 319
Inserting/removing an SD card ...........3 20
Media sea rch ....................................... 326
Overview ............................................. 322
Pa use and playback function .............. .323
Selecting a track ................................. 323
Selecting playba ckoptions .................. 323
Tr ack list .............................................. 323 Au
thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Dis tance Pilot DISTRONIC
Au tomatic driving lights ..........................11 5
Au tomatic engine start (ECO start/
sto p function) .......................................... 14 6
Au tomatic engine stop (ECO start/
sto p function) .......................................... 14 6
Au tomatic front passen ger airbag
shu toff
see Front passenger airbag shutoff
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .127
Au tomatic transmission
DIRECT SELECT le ver ........................... 14 9
Drive prog ram display ......................... .148
Drive programs ................................... .148
DY NA MIC SELECT switch .................... 14 8
Engaging drive position ........................ 151
Engaging reve rsege ar ........................ .150
Kickdown ............................................. 15 2
Manual gearshifting ............................ .151 Index
481

Exterior lighting ................................... 358
Fo
lding draught stop ........................... 358
Genuine wood/trim elements .............3 60
High-p ressure cleaner .........................3 54
Matt finish ........................................... 355
Pa int .................................................... 355
Plastic trim .......................................... 360
Re versing camera/360° Camera ........ 358
Ro of lining ...........................................3 60
Seat belt .............................................. 360
Seat co ver ........................................... 360
Sensors ............................................... 358
Soft top ...............................................3 56
Ta ilpipes .............................................. 358
Tr ailer hit ch......................................... 358
Wa shing byhand ................................. 354
Wheels/rims ....................................... 358
Wi nd de flector .....................................3 56
Wi ndo ws .............................................. 358
Wi per blades .......................................3 58
Carpet (Care) .......................................... .360
Changing hub caps .................................. 397
Changing the lights
Driving abroad (symm etrical dipped
beam) ................................................... 11 4Channel tracking
Setting ................................................ .334
Charging Battery (vehicle) .................................. 373
Mobile phone (wireless) ....................... 11 0
Child saf ety lock
Re ar side wind ows................................. 56
Child seat Attach ing (no tes) ................................... 49
Fr ont passenger seat (no tes) ................. 47
Fr ont passenger seat (rear ward-
fa cing/for ward-facing) .......................... 48
Fr ont passenger seat (without airbag
shutoff) .................................................. 48
ISOFIX/i-Size (fitting) ............................45
No tes ..................................................... 41
Re commended child restra int sys‐
te ms ...................................................... 55
Seats suita blefor belt-secu redch ild
re stra int sy stems ................................... 50
Seats suitable for i‑Size child
re stra int sy stems ................................... 53
Seats suitable for ISOFIX child
re stra int sy stems ................................... 51
To pTe ther ..............................................46 Child seat
see i-Size child seat securing sy stem
see ISOFIX child seat securing sy stem
Children Restra int sy stems ..................................41
Chock Storage location ..................................3 96
Cho ck
see Wheel chock
Cigar ette lighter
Fr ont centre console ........................... 109
City lighting .............................................. 11 8
Cleaning see Care
Climate control ........................................ 12 9
Ac tivating/deactivating the A/C
function (cont rol panel) ...................... .130
Ac tivating/deactivating the A/C
function (multimedia sy stem) .............. 13 0
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 131484
Index

Ac
tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 13 2
Air di stribution settings ........................ 131
Air-reci rculation mode ........................ .132
Au tomatic control ................................ 131
Climate style function .......................... 131
Demi sting the windo ws....................... 13 2
Demi sting the windscreen ...................1 29
Fr ont air vents ..................................... 13 8
Glo vebox air vent ................................ 13 9
Inserting/removing theflacon (fra‐
gr ance sy stem) .................................... 13 3
ionisation ............................................ .132
Re ar air vents ...................................... 13 9
Re ar operating unit .............................. 12 9
Re sidual heat ....................................... 13 2
Setting the air distribution ...................1 29
Setting the air flow ............................... 12 9
Setting the climate style ......................1 31
Setting the fragrance sy stem ............... 13 2
Setting thete mp erature ......................1 29
St ationary heater/ ventilation .............. 13 4
Switching on/off ................................. 13 0
Switching there ar wind owheater
on/off .................................................1 29THERMATIC control panel ....................
12 9
THERMOTRONIC contro l panel ............12 9
Ve ntilating theve hicle (con venience
opening) ................................................ 75
Climate style
Fu nction ............................................... 131
Setting ................................................. 131
Cockpit ........................................................ .5
Overview .................................................5
COMAND Online see Multimedia sy stem
COMAND Touch ....................................... 262
Child saf ety lock .................................. 262
Managing devices ................................ 262
COMAND Touch App
see COMAND Touch
Combination swit ch
see Turn signal light
Compass .................................................. 287
Computer .................................................2 27
Connection status
Displ ays ............................................... 315
Overview ..............................................3 15Contacts
.................................................. .294
Calling up ............................................ 294
Deleting .............................................. .296
Downloading (from mobile phone) ....... 294
Importing ............................................ 295
Information .......................................... 294
Making a call ....................................... 295
Na me form at ...................................... .295
Options ................................................ 295
Saving ................................................. 295
Controller Operating ............................................. 251
Conv enience closing ................................ .76
Con venience opening ................................ 75
Coolant (engine) Levelch eck .......................................... 351
No tes ................................................... 414
Cooling see Climate control
Copyright .................................................... 24
Cornering light ........................................ .117
Cross Traf fic Alert .................................. .208 Index
485

Crosswind Assist
Function/no tes .................................... 171
Cruise control .......................................... 17 7
Ac tivating ............................................ .178
Calling up a speed .............................. .178
Deactivating ......................................... 178
Fu nction .............................................. 17 7
Le ver .................................................... 178
Re quirements ...................................... 178
Selecting .............................................. 178
Setting a speed .................................... 178
St oring a speed .................................... 178
Sy stem limits ....................................... 17 7
Cup holder Rear ben chseat ..................................1 08
Cup holder see Cup holders
Cup holde rs.............................................. 108
Fitting/removing (centre console) ....... 108D
Dashboa rd
see Cockpit
Dashboard lighting ..................................2 29Data import/export
Function/no tes ................................... 263
Importing/exporting ........................... 263
PIN pr otection for data export .............2 64
Data roaming
Ac tivating/deactivating (telephone
module) ............................................... 301
Deactivating the ala rm(ATA ).................... 85
Declaration of conformity Electromagn etic compatibility .............. .21
Jack ...................................................... .21
TIREFIT kit ............................................. 22
Wi reless vehicle components ................21
Designs Menu (on-board co mputer) .................. 237
Destination .............................................. 279
Editing ................................................. 271
Editing the last destinations ................2 79
Entering an intermediate destination ... 271
Saving (cu rrent vehicle position) ......... 279
Saving as global favo urite .................... 279
St oring a map position ........................ 279
Destination ent ry............................ 26 7, 269
Entering a POI or address .................... 267 Entering
geo-coordinates .................... 270
Last destinations ................................. 269
Selecting a contact .............................2 69
Selecting a POI ................................... .269
Selecting from the map ....................... 270
Destination ent ry
see Intermediate destination
Diagnost ics connection ............................ 22
Diesel ........................................................ 41 0
Low outside temp eratures ...................4 10
Digital Owner's Manual .............................17
Digital speedome ter ............................... 230
Digital TV
see TV
Dipped beam Activating/deactivating ...................... .114
Setting ................................................. 12 0
Setting for abroad ................................ 11 4
DIRECT SELECT le ver............................... 14 9
Engaging reve rsege ar ........................ .150
Fu nction .............................................. 14 9
DIRECT SELECT selector le ver
Engaging drive position ........................ 151486
Index

ECO display
Function ............................................... 147
Re setting ............................................. 231
ECO start/s top function ................. 146, 147
Au tomatic engine start ........................ 14 6
Au tomatic engine stop .........................1 46
Operation ............................................ 14 6
Switching off/on ................................. 147
Electric pa rking brake .................... .164,16 5
App lying automatically ........................ 16 4
App lying or releasing manually ............ 16 5
Emergency braking .............................. 16 5
Re leasing automatically ...................... .164
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................21
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................... 404
Emer gency
Assis tance overview .............................. 15
Fire extinguisher ................................. .364 Fir
st-aid kit (so ftsided) ....................... 364
Re moving thewa rning triangle ............ 363
Saf etyve st .......................................... 363
Setting up thewa rning triangle .......... .364
Emer gency braking ................................. 16 5
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start ......................... 380
Emer gency key element
Inserting/removing ................................ 61
Locking a door ....................................... 68
Un locking a door .................................. .68
Emer gency operation mode
St arting theve hicle ............................. 14 3
Emer gency spare wheel .........................4 02
No tes .................................................. 402
Re moving ............................................ 403
Energ y consum ption
Ke y ........................................................ 60
Engine ECO start/ stop function ......................1 46
Engine number ................................... .406 St
arting (eme rgency operation
mode) .................................................. 14 3
St arting (mobile phone) ...................... .142
St arting (s tart/s top button) .................1 42
St arting assis tance .............................. 373
Switching off (s tart/s top button) ........ 15 8
Engine bonnet Function (active bonnet) ...................... 346
Opening/closing ................................. 347
Re setting (active bonnet) .................... 346
Engine data Displaying ............................................ 14 9
Engine electronics Notes .................................................. 404
Engine number ........................................4 06
Engine oil ................................................. 350
Ad ditives .............................................. 412
Checking the oil le vel using the oil
dipstick ............................................... 349
Checking the oil le vel using the on-
board computer ................................... 349
Filling capacity .....................................4 13
MB-F reigabe or MB-Appr oval .............. .413
To pping up ...........................................3 50492
Index