fi
ed based on the actual operating conditions
and/or loads.
Examples of arduous operating conditions:
R regular city driving with frequent intermedi‐
ate stops
R mainly short-dis tance driving
R frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
ty re s must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS se rvice inter val display
can only calculate the service due da tewhen
th e bat tery is connected. 0007
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (0013 page 392). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active bonn et. The rear area of the bonn et
is raised byappr oximately 85 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active bonn etyourself. Af terth e active
bonn ethas been triggered, pedestrian pr otection
may be limited.
A qu alified specialist workshop must re-ins tate
th e full functionality of the active bonn et. The active bonnet is not
available in all coun‐
tries.
Re setting the active bonnet 000A
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. 0007
Allow the engine tocool down and only
to uch co mponent parts described in the
fo llowing. Maintenance and care
393
0007
With your hand flat, push down active bonnet
1 inthe area around the hinges on bo th
sides (ar rows).
In doing so, the actuator is depressurised
and you may hear a hissing sound.
The engine bonnet must en gage in position. 0007
Ifth e active bonn etcan be raised slight lyat
th ere ar in the area of the hinges, repeat the
st ep until it engages cor rectl y. Opening/closing
the bonnet 000A
WARNING Risk of accident due todriv‐
ing with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up
when theve hicle is in motion and block your
vie w. 0007
Never unlock the engine bonn etwhen
driving. 0007
Before every trip, ensure that the
engine bonn etis loc ked. 000A
WARNING Risk of accident and inju ry
when opening and closing the engine
bonn et
When opening or closing the engine bonn et,
it may suddenly drop into the end position.
There is a risk of injury for an yone in the
engine bonn et's range of mo vement. 0007
Only open or close the engine bonn et
when there are no persons in the
engine bonn et's range of mo vement. 000A
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. 0007
Before opening the bonn et, allow the
engine tocool down. 0007
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. 000A
WARNING Risk of inju rydue tomoving
parts
Cer tain components in the engine compart‐
ment may continue tomo veor suddenly
mo veagain even af terth e ignition has been
switched off, e.g. the cooler fan.
Ma kesure of thefo llowing before per form ing
ta sks in the engine compartmen t: 0007
Switch the ignition off. 0007
Neverto uch the danger zone sur round‐
ing moving co mponent parts, e.g. the
ro tation area of thefa n. 0007
Remo vejewe llery and watches. 0007
Keep items of clo thing and hair away
from moving parts. 394
Maintenance and care
Display messages
Possible causes/consequences and 0050
0050Solutions 0007
Consult a qualified specialist workshop.
00CC Steering malfunction
Increased physical effort
See Owner's Manual *T
he po wer assi stance forth esteering is malfunctioning. 000A
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely, you will need touse more forc eto steer. 0007
If safe steering is possible, drive on carefully. 0007
Visit or consult a qualified specialist workshop immediatel y. 0007
If safe steering is possible, drive on carefully. 0007
Visit or consult a qualified specialist workshop immediatel y.
Active bonnet malfunction
See Owner's Manual *T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. 0007
Consult a qualified specialist workshop.
0083 *T
he bonnet is open. 000A
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. 0007
Never unlock the engine bonn etwhen driving. 0007
Before every trip, ensure that the engine bonn etis loc ked. Display messages and
warning/indicator lamps 523
Ac
tive bonnet malfunction See Own‐
er's Manual ......................................... 523
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 487
Ac tive Brake Assi stFunctions limited
See Owner's Manual ........................... 485
Ac tive Dis tance Assi stavailable
again .................................................. .496
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........496
Ac tive Dis tance Assi stinope rative ...... 496
Ac tive Lane Keeping Assist Camera
view restricted See Owner's Manual ... 497
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........491
Ac tive Lane Keeping Assist inopera‐
tive ...................................................... 492
0049Ac tive Light Sy stem inoperative .. 527Ac
tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 490
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........490
Ac tive Steering Assist inoperative .......489
Ad aptive Highbeam Assist Camera
view restricted See Owner's Manual ... 528
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........527
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 527
Ad aptive Highbeam Assist Plus Cam‐
era view restricted See Owner's
Manual ................................................ 529
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .528
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .528 0099
AdBlue sy stem fault Engine
st art not possible ................................ 507
0099 AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual ................................................ 507
0099 AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................... 507
0099 AdBlue sy stem fault See Own‐
er's Manual ........................................ .506
00B2Ad d 1 litre engine oil when next
re fuelling ............................................. 505
Apply brake todeselect Park (P)
position ...............................................5 09
Apply brake toselect R ........................ 511
00AD ATTENTION ASSIST inoperative ... 495
00ADAT TENTION ASSIS T:Take a
break! .................................................. 491
0049Au tomatic driving lights inoper‐
ative .................................................... 526 554
Index
St
arting (mobile phone) ...................... .154
St arting (Remo teOnline) ..................... 15 6
St arting (s tart/s top button) ................ 15 3
St arting assis tance .............................. 423
Switching off (s tart/s top button) .........1 78
Engine bonnet Function (active bonnet) ...................... 393
Opening/closing ................................. 394
Re setting (active bonnet) .................... 393
Engine data Displaying ............................................ 16 5
Engine electronics Notes ................................................... 457
Engine number ........................................4 59
Engine oil ................................................. 397
Ad ditives .............................................. 467
Capacity .............................................. 468
Checking the oil le vel using the oil
dipstick ............................................... 396
Checking the oil le vel using the on-
board computer ................................... 397
MB-Fr eigabe or MB-Appr oval .............. .468
Quality ................................................. 468
To pping up ...........................................3 97Entering
characters
Fu nction/no tes ................................... 290
On theto uchpad ................................ .292
Using the controller ............................. 291
EQ Boost Glide mode .......................................... 171
Operating saf ety .................................... 23
ERA-G LONA SS test mode
St arting/ending .................................. .357
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist ................................. 19 3
Tr ailer stabilisation .............................. 19 3
ESP ®
(Electronic Stability Prog ram) ...... 19 0
Ac tivating/deactivating ...................... .193
Fu nction/no tes ................................... 19 0
EU general operating permit number ....459
Exterior lighting Care .................................................... 406
Ex terior lighting
see Lights External device
Locking (child saf ety lock) .................. .298 F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Displ aymessa ge
Favo urites
Ad ding .................................................2 88
Calling up ............................................ 288
Deleting ............................................... 289
Moving ................................................ 288
Overview ............................................. 287
Re naming ............................................ 288
Fi ll le vel
Ad Blue ®
............................................... 260
Fi lling station sear ch
St arting automatic sear ch................... 310
Switching au tomatic sear chon/off ..... 316
Using automatic sear ch....................... 316
Fi re extinguisher ...................................... 412
Firs t-aid kit (soft sided) ...........................411560
Index
Pe
destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe rfume
see Fragrance sy stem
Pe rfume vial
see Fragrance sy stem
Pe rm issible axle load .............................. 459
Pe rm itted towing me thods .................... .424
Pe rsonalisation
see User profile
Pe trol ........................................................ 463
Pe ts in the vehicle .................................... .70
Phone book see Contacts
Picture form ats
see Video mode
Picture settings see Video mode
PIN pr otection
Swit ching on/off ................................ .299
Plastic trim (Care) ................................... 408 Playback options
Selecting ............................................. 369
POI Selecting ............................................. 309
POI symbols Selecting ............................................. 328
Po we r supp ly
Switching on (S tart/S top button) ........ 15 2
Po we r windo ws
see Side windo ws
PRE-SAFE ®
(anticipatory occupant
pr otection) ................................................ .46
Fu nction ................................................ 46
PRE-SAFE ®
Sound ................................. 46
Re versing measures .............................. 47
PRE-SAFE ®
PLUS (anticipatory occu‐
pant pr otection plus) ................................ 47
Fu nction ................................................ 47
Re versing measures .............................. 47
Pr ev entative occupant pr otection sys‐
tem
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection) Pr
ev ious destinations
Selecting ............................................ .309
Prog ramme in form ation
TV channel .......................................... 386
Prog rams
see DYNA MIC SELECT
Pr otection of the environment
No tes ..................................................... 21
Ta ke -ba ckof end-of-life vehicles ............ 21 Q
Qibla ......................................................... 331
QR code Rescue card .......................................... 28
Qualified specialist workshop .................. 27 R
Ra dar senso rs
Fo il co vering ........................................ 188
Ra dio
Ac tivating/deactivating radio text ....... 381
Calling up a slide show ........................ 380
Calling up thest ation list .................... .380 Index
571