2018 MERCEDES-BENZ A-CLASS HATCHBACK bonnet

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. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (→ page419). Engine com
partment 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 engine
bonn etisraised byappr oximately 70 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 &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: 420
Maintenance and care

#
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. #
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 &
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. #
Never unlock the engine bonn etwhen
driving. #
Before every trip, ensure that the
engine bonn etis loc ked. &
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. #
Only open or close the engine bonn et
when there are no persons in the
engine bonn et's range of mo vement. &
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. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. &
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: #
Switch the ignition off. Maintenance and care
421

Display messages
Possible causes/consequences and M
MSolutions
Steering malfunction
Increased physical effort
See Owner's Manual #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. #
If safe steering is possible, drive on carefully. #
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. #
Consult a qualified specialist workshop.
? *T
he bonnet is open. &
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. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
C *A
t least one door is open. #
Close all doors.
A *T
hetailgate is open. Display messages and
warning/indicator lamps 543

Digital speedome
ter ............................... 255
Digital Vehicle Keyst icker
Locking theve hicle ................................ 70
St arting theve hicle ............................. 15 3
Un locking theve hicle ............................70
Dinghy towing
see Tow- bar sy stem
Dipped beam Changing bulbs .................................... 13 3
DIRECT SELECT le ver............................... 16 4
Engaging drive position ....................... 16 6
Engaging neutral .................................. 16 5
Engaging pa rkposition ........................ 16 5
Engaging pa rkposition automatically .. 16 5
Engaging reve rsege ar ........................ .165
Fu nction .............................................. 16 4
Display Care .................................................... 434
Display (MBUX multimedia sy stem)
Home screen ...................................... .282
Operating ............................................ 285
Display (multimedia sy stem)
Settings ................................................ 311Display (on-boa
rdcompu ter)
Displ ays on the multifunction display .. 253
Display content Displaying ............................................ 252
Display message .....................................4 98
Calling up (on-boa rdcompu ter) .......... .498
No tes .................................................. 498
Display messages ¯ - - - km/h .................................... 51 8
ç - - - km/h .................................... 517
È - - - km/h .................................... 519
# 12V battery See Owner's Man‐
ual ....................................................... 524
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........513
Ac tive Blind Spot Assi stinope rative ..... 516
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ .512
Ac tive bonnet malfunction See Own‐
er's Manual ......................................... 543Ac
tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual .......511
Ac tive Brake Assi stFunctions limited
See Owner's Manual ............................511
Ac tive Dis tance Assi stavailable
again .................................................... 51 8
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........518
Ac tive Dis tance Assi stinope rative ....... 51 8
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........514
Ac tive Lane Keeping Assist inopera‐
tive .......................................................5 15
b Active Light Sy stem inoperative ..546
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual .......................................... 513
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........514
Ac tive Steering Assist inoperative ........513 57 0
Index

Emer
gency braking ................................. 183
Emer gency braking
see BAS (Brake Assi stSystem)
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start ......................... 453
Emer gency key
Inserting/removing ............................... 67
Locking a door ....................................... 73
Un locking a door .................................. .73
Un locking theta ilgate ............................ 75
Emer gency operation mode
St arting theve hicle ............................. 154
Emer gency spare wheel ..................477, 478
Inflating ............................................... 478
No tes ...........................................4 77,478
Re moving ............................................. 478
ENERGIZING comfort Overview of programs .......................... 321
St arting the program ........................... 322
Engine ECO start/ stop function ......................1 58
Engine number ................................... .483 St
arting (Digital Vehicle Keyst icke r) .... 15 3
St arting (eme rgency operation
mode) .................................................. 154
St arting (mobile phone) ...................... .153
St arting (Remo teOnline) ..................... 15 5
St arting (s tart/s top button) ................ 15 2
St arting assis tance .............................. 448
Switching off (s tart/s top button) .........1 75
Engine bonnet Function (active bonnet) ...................... 420
Opening/closing .................................. 421
Re setting (active bonnet) .................... 420
Engine data Displaying ............................................ 16 2
Engine electronics Notes ................................................... 481
Engine number ........................................4 83
Engine oil ................................................. 424
Ad ditives .............................................4 90
Capacity .............................................. 491
Che cking the oil le vel using the on-
board computer ................................... 423
MB-Fr eigabe or MB-Appr oval .............. .491
Quality ................................................. 491 To
pping up ...........................................4 24
Entering characters
Fu nction/no tes ................................... 303
On theto uchpad ................................ .303
Setting theke yboard ............................ 311
Using theto uchsc reen (media dis‐
play) ....................................................3 07
ERA-GLONASS test mode
St arting/ending .................................. 395
ESC (Elect ronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist ................................. 189
Tr ailer stabilisation .............................. 189
ESP ®
(Electronic Stability Prog ram) ...... 186
Ac tivating/deactivating ...................... .189
Fu nction/no tes ................................... 186
EU general operating permit number ....483
Exterior lighting Care .................................................... 432
Ex terior lighting
see Lights 576
Index

Outside mir
rors ............................... 137, 13 8
Anti-dazzle mode (automatic) .............. 13 8
Au tomatic mir rorfo lding function ........ 14 0
Fo lding in/out .................................... .137
Operating the memory function ..........1 00
Pa rking position .................................. .139
Setting ................................................. 137
Overhead control panel Overview ................................................ 12
Owner's Manual Vehicle equipment ................................. 22
Owner's Manual (digital) ...........................18 P
Pa int code ................................................ 483
Pa intwork (cleaning instructions) .........429
Pa nic alarm ................................................ 66
Ac tivating/deactivating ......................... 66
Pa noramic sliding sunroof
see Sliding sunroof
Pa rk position
Inserting .............................................. 16 5
Selecting au tomatical ly....................... 16 5Pa
rking
see Electric parking brake
Pa rking (navigation service)
Pa ying parking charge s ....................... 365
Showing a parking option on the
map ..................................................... 365
Pa rking (service for navi gation)
No tes ................................................... 364
Selecting parking options .................... 364
Pa rking aid
see Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC ................... 214
Ac tivating ............................................ .217
Ad justing warning tones ...................... 217
Deactivating ......................................... 217
Fu nction ............................................... 214
Side impact pr otection .........................2 16
Sy stem limitations ...............................2 14
Pa rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights .......................................... .122 Pa
rking position
Outside mir rors ................................... 13 9
St oring the position of the passenger
outside mir ror using reve rsege ar ........ 14 0
Pa rking up ................................................ 184
Pa rtition net
At tach ing ............................................ .107
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
airbag shutoff
Pe destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe rm issible axle load .............................. 483
Pe rm itted towing me thods .................... 449
Pe trol ........................................................ 486
Pe ts in the vehicle .................................... .63
Phone book see Contacts
PIN pr otection
Swit ching on/off .................................. 317
Plastic trim (Care) ................................... 434 Index
587