warning MERCEDES-BENZ A-CLASS HATCHBACK 2018 Owners Manual

We
lcome totheworl d of Mercedes-Benz
Before youfirs t drive off, read this Owner's Man‐
ual carefully and familiarise yourself with your
ve hicle. Foryo ur ow n sa fety and a longer operat‐
ing li fespan, follow the instructions and warning
notices in this Owner's Manual. Disregarding
th em may lead todamage totheve hicle or per‐
sonal injur y.
The equipment or model designation of your
ve hicle may vary according to:
R model
R order
R national version
R availability
The illustrations in this Owner's manual show a
left-hand drive vehicle. On right-hand-drive vehi‐
cles, the la yout of co mponents and contro l ele‐
ments dif fers accordin gly.
Mercedes-Benz is cons tantly updating its vehi‐
cles tothest ate of the art. Mercedes-Benz
therefore reser vesth eright to
int roduce changes in thefo llowing areas:
R design
R equipment
R tech nical features
The equipment in your vehicle may therefore dif‐
fe r from that shown in the descriptions and illus‐
trations.
The following are integral parts of theve hicle:
R Digital Owner's Manual
R Printed Owner's Manual
R service booklet
R equipment-dependent Supplements
Ke ep these documents in theve hicle at all
times. If you sell theve hicle, alw ays pass all of
th e documents on tothe new owner.
1775846403Z102
1775846403Z102

Te
ch nical data .......................................... 481
No tes on tech nical da ta.............................. 481
On-board electronics .................................. 481
Ve hicle identification plate, VIN and
engine number ...........................................4 83
Operating fluids .......................................... 485
Ve hicle data ................................................ 494
Tr ailer hit ch................................................ 495 Displ
aymessages and warning/indi‐
cator lamps .............................................. 498
Display messages ...................................... .498
Wa rning and indicator lamps ...................... 548Index
.......................................................... 5614
Contents

St
andard cockpit 8
Ataglance – Warning and indicator lamps

1
! ABS malfunction →
549
2 #! Turn signal lights →
124
3 h Tyre pressure monitoring sy stem →
559
4 Speedome ter →
24 8
5 Multifunction display →
253
6 # Electrical fault →
557
7 · Distance warning →
555
8 J Brakes (red) →
549
9 J Brakes (yell ow) →
549
A ! Electric pa rking brake applied (red) →
549
B ! Electric pa rking brake (yellow) →
549
C % Diesel engine: preglow
D ; Engine diagnostics →
557 E
å ESP®
OFF →
549
÷ ESP®
→
549
F 6 Restra int sy stem →
31
G R Rear fog light →
12 3
H K High beam →
124
L Low beam →
12 2
T Standing lights →
12 2
I Fuel le vel display
J æ Fuelreser vewith fuel filler flap location
indicator →
557
K Ð Powe r-assis tedsteering malfunctioning →
555
L ü Seat belt not fastened →
554
M j Trailer hit chnot operational →
555 At
aglance – Warning and indicator lamps 9

Wi
descreen cockpit 10
Ataglance – Warning and indicator lamps

1
Speedom eter →
24 8
2 #! Turn signal light →
124
3 j Trailer hit chnot operational →
555
4 Multifunction displ ay →
253
5 6 Restra int sy stem →
31
6 Rev counter →
24 8
7 å ESP®
OFF →
549
÷ ESP®
→
549
8 R Rear fog light →
12 3
9 K High beam →
124
L Low beam →
12 2
T Standing lights →
12 2
A ? Coolant too hot/cold →
557
B Coolant temp erature display →
24 8
C ! Electric pa rking brake (yellow) →
549 D
J Brakes (yell ow) →
549
E # Electrical fault →
557
F · Distance warning →
555
G ! ABS malfunction →
549
H Ð Powe r-assis tedsteering malfunctioning →
555
I h Tyre pressure monitoring sy stem →
559
J % Diesel engine: preglow
K æ Fuelreser vewith fuel filler flap location
indicator →
557
L Fuel le vel display
M ! Electric parking brake applied (red) →
549
N ü Seat belt not fastened →
554
O J Brakes (red) →
549
P ; Engine diagnostics →
557 At
aglance – Warning and indicator lamps 11

1
Safetyve sts →
436
2 Fire extinguisher →
437
3 Buttons forth e SOS emer gency call sy stem
and breakdown assis tance →
389
4 Haza rdwa rning lights →
12 5
5 Glovecompa rtment →
102
6 Starting assis tance →
448
7 Checking and topping up operating fluids →
485
8 Tow- starting and towing away →
450 9
Flat tyre →
438
A QR code for accessing there scue card →
27
B Totow- start and tow aw ay →
450
C Warning triangle →
436
D TIREFIT kit →
440
E First-aid kit (so ftsided) →
437
F Fuelfiller flap with instruction labels for tyre
pressu re, fuel type and QR code for accessing
th ere scue card →
16 9 At
aglance – Emer gencies and breakdowns 17

Calling up
the Digital Owner's Manual
Multimedia sy stem:
, © .
Info .
Owner's Manual .
Õ The Digital Owner's Manual describes
the func‐
tion and operation of:
R theve hicle
R the multimedia sy stem #
Select one of thefo llowing menu items in the
Digital Owner's Manual:
R Search: sea rchfo rke ywords in order tofind
qu ick answers toquestions about the opera‐
tion of theve hicle. R
Quick start: find thefirs tst eps towa rds set‐
ting up your vehicle.
R Tips: find information that prepares youfor
cer tain eve ryday situations with your vehicle.
R Animations: watch animations of selected
ve hicle functions.
R Messages: recei veadditional information
about the messages in the instrument dis‐
pla y.
R Bookmarks: gain access to your personally
sa ve d bookmar ks.
R Language: select the language forth e Digital
Owner's Manual. 1
Back
2 Adds bookmar ks
3 Picture
4 Contents section
5 Menu
Some sections in the Digital Owner's Manual,
e.g. warning no tes, can be opened and closed.
Ad ditional methods of calling up the Digital
Owner's Manual:
Di rect access: openthere qu ired con tent in the
Digital Owner's Manual bypressing and holding
an ent ryon theta b bar in the multimedia sys‐
te m: 18
Digital Owner's Manual

Alw
ays specify theve hicle identification number
(VIN) (→ page 483) when ordering Mercedes-
Benz Genuine Parts. Owner's Manual
This Owner's Manual describes all models and
all standard and optional equipment available for
yo ur vehicle at the time of this Owner's Manual
going topress. Countr y-specific dif fere nces are
possible. No tethat your vehicle may not be fit‐
te d with all features desc ribed. This is also the
case for sy stems and functions releva nt to
saf ety. Therefore, the equipment on your vehicle
may dif fer from that in the descriptions and illus‐
trations.
The original pur chase agreement foryo ur vehicle
contains a list of all of the sy stems in your vehi‐
cle.
Should you ha veany questions concerning
equipment and operation, please consult a
Mercedes-Benz Service Centre.
The Owner's Manual and Service Booklet are
impor tant documents and should be kept inthe
ve hicle. Operating saf
ety &
WARNING Risk of accident due tomal‐
functions or sy stem failures
If yo u do not ha vethe prescribed service/
maintenance workor any requiredrepairs
car ried out, this could result in malfunctions
or sy stem failures. #
Alw ays ha vethe prescribed service/
maintenance workas well any required
re pairs car ried out at a qualified spe‐
cialist workshop. &
WARNING Risk of accident or inju rydue
to incor rect modifications on electronic
component pa rts
Modification toelectronic components, their
software or wiring could impair their function
and/or the function of other networ ked com‐
ponent parts. In particular, sy stems releva nt
to saf ety could also be af fected. As a
result, these may no longer function
proper lyand/or jeopardise the operating
saf ety of theve hicle. #
Neverta mp er with the wiring and elec‐
tronic component parts or their soft‐
wa re. #
You should ha veall workon electrical
and electronic components car ried out
at a qualified specialist workshop. If
yo u modify the on-board electronics, thege n‐
eral operating pe rmit is rende red in valid. &
WARNING Risk offire due toflammable
materials on hot parts of theex haust
sy stem
Flammable material such as lea ves, grass or
twigs may ignite if they come into contact
wi th hot parts of theex haust sy stem. #
When driving on unpa vedro ads or off-
ro ad, regular lych eck theve hicle under‐
side. 22
General no tes

Diagnostics connection
The diagnostics connection is on ly intended 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 ety of 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 jeopardises
the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
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. #
Check thech 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. Qualified specialist
workshop
A qu alified specialist workshop has the neces‐
sary special skills, tools and qualifications to
cor rectly car ryout any necessary workon your
ve hicle. This particularly applies tosaf ety-re le‐
va nt wo rks.
Alw ays ha vethefo llowing workcar ried out on
yo ur vehicle at a qualified specialist workshop:
R safety-re leva nt wo rks
R service and maintenance work
R repair work
R modifications as well as ins tallations and
con versions
R workon electronic components General no
tes25