Mercedes-Benz A-Class 2020 User manual

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Here you can find comprehen‐
sive information about operating
your vehicle and about services
and guarantees in printed form.
You can find the Operator's Man‐
ual on the Mercedes-Benz home‐
page.
The Mercedes-Benz Guides app
is available free-of-charge in
familiar app stores.
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Apple®iOS AndroidTM
Order no. P177 0254 13 Part no. 177 584 29 05
Edition ÄJ2019-1a
A-Class
Operator's Manual
Mercedes-Benz
Mercedes-Benz A-Class

Publication details
Internet
Further information about Mercedes-Benz vehi‐
cles and about Daimler AG can be found on the
following websites:
http://www.mbusa.com (USA only)
http://www.mercedes-benz.ca (Canada only)
Documentation team
©Daimler AG: not to be reprinted, translated or
otherwise reproduced, in whole or in part, with‐
out written permission from Daimler AG.
Vehicle manufacturer
Daimler AG
Mercedesstrasse 137
70327 Stuttgart
Germany
Front passenger airbag warning
Example
&WARNING Risk of injury or fatal injuries
if the front-passenger airbag is enabled
If the front-passenger front airbag is enabled,
achild on the front-passenger seat may be
struck by the front-passenger airbag during
an accident.
NEVER use a rearward-facing child restraint
system on a seat with an ENABLED FRONT
AIRBAG, DEATH or SERIOUS INJURY to the
CHILD can occur.
Observe thechapter "Children in thevehicle".
As at 25.09.2018

Welcome to theworld of Mercedes-Benz
Before youfirst drive off, read this Operator's
Manual carefully and familiarize yourself with
your vehicle. Foryour own safety and a longer
operating lifespan, follow the instructions and
warning notices in this Operator's Manual. Disre‐
garding them may lead to damage to thevehicle
or personal injury.
Vehicle damage resulting from the disregard of
the instructions is not coveredby the Mercedes-
Benz Limited Warranty.
The equipment or model designation of your
vehicle may vary according to:
RModel
ROrder
RNational version
RAvailability
Mercedes-Benz reservestheright to introduce
changes in thefollowing areas:
RDesign
REquipment
RTechnical features
The equipment in your vehicle may therefore dif‐
fer from that shown in the descriptions and illus‐
trations.
The following are integral parts of thevehicle:
RPrinted Operator's Manual
RMaintenance Booklet
REquipment-dependent supplements
Keep these documents in thevehicle at all
times. If you sell thevehicle, always pass all of
the documents on to the new owner.
Mercedes-Benz USA, LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
1775842905
1775842905

Symbols ........................................................ 4
At aglance .................................................... 6
Cockpit ........................................................... 6
Warning and indicator lamps ........................ 10
Overhead control panel ................................ 12
Door control panel and seat adjustment ....... 14
Emergencies and breakdowns ...................... 16
General notes............................................. 18
Protecting the environment .......................... 18
Genuine Mercedes-Benz parts ...................... 18
Operator's Manual ........................................19
Service and vehicle operation ......................20
Operating safety ...........................................21
Declaration of conformity for wireless
vehicle components .....................................22
Diagnostics connection ................................ 23
Qualified specialist workshop ....................... 23
Correct use of thevehicle ............................. 24
Problems with your vehicle ........................... 24
Reporting safety defects ...............................24
Limited Warranty .......................................... 25
QR code forrescue card ...............................25
Data storage .................................................25
Copyright ...................................................... 28
Occupant safety......................................... 30
Restraint system ...........................................30
Seat belts ..................................................... 32
Airbags ......................................................... 37
PRE-SAFE®system ....................................... 44
Safely transporting children in thevehi‐
cle ................................................................45
Notes on pets in thevehicle .........................60
Opening and closing .................................. 61
SmartKey ...................................................... 61
Doors ............................................................ 66
Cargo compartment .....................................70
Side windows ................................................ 71
Sliding sunroof .............................................. 75
Anti-theft protection .....................................79
Seats and stowing ..................................... 83
Notes on the correct driver's seat posi‐
tion ............................................................... 83
Seats ............................................................ 84
Steering wheel ..............................................89
Easy entry and exit feature ...........................90
Operating the memory function .................... 91
Stowage areas .............................................. 93
Cup holder .................................................. 105
Sockets ....................................................... 107
Wireless charging of the mobile phone
and connection with theexterior antenna .. 109
Installing/removing thefloor mats .............. 110
Light and visibility .................................... 112
Exterior lighting ........................................... 112
Interior lighting ............................................ 117
Windshield wiper and windshield washer
system ........................................................ 118
Mirrors ........................................................ 122
Operating the sun visors ............................. 125
Climate control ......................................... 126
Overview of climate control systems ..........126
Operating the climate control system ......... 127
2Contents

Driving and parking .................................. 131
Driving ........................................................ 131
DYNAMIC SELECT switch ............................139
Automatic transmission .............................. 141
Refueling .................................................... 146
Parking .......................................................148
Driving and driving safety systems .............158
Vehicle towing instructions .........................204
Instrument Display and on-board
computer .................................................. 205
Instrument Display overview ...................... 205
Overview of the buttons on thesteering
wheel ..........................................................206
Operating the on-board computer .............. 206
Overview of displays on the multifunc‐
tion display .................................................207
Adjusting the instrument lighting ............... 208
Menus and submenus ................................ 208
MBUX multimedia system ....................... 214
Overview and operation .............................. 214
System settings .......................................... 225
Telephone ...................................................228
Media .......................................................... 247
Radio .......................................................... 251
Sound .........................................................254
Maintenance and care ............................. 256
ASSYST PLUS service interval display ........ 256
Engine compartment .................................. 257
Cleaning and care .......................................262
Breakdown assistance ............................ 272
Emergency .................................................. 272
Flat tire ....................................................... 273
Battery (vehicle) .........................................279
Towstarting or towing away ....................... 284
Electrical fuses ........................................... 289
Wheels and tires ...................................... 293
Notes on noise or unusual handling char‐
acteristics ...................................................293
Notes on regularly inspecting wheels and
tires ............................................................ 293
Notes on snow chains ................................ 294
Tire pressure .............................................. 294
Loading thevehicle .................................... 302
Tire labeling ................................................ 306
Definition of termsfor tires and loading ......311
Changing a wheel ........................................ 314
Emergency spare wheel .............................. 323
Technical data .......................................... 328
Notes on technical data .............................. 328
Vehicle electronics .....................................328
Vehicle identification plate, VIN and
engine number ...........................................330
Operating fluids .......................................... 331
Vehicle data ................................................ 338
Display messages and warning/indi‐
cator lamps .............................................. 340
Display messages ....................................... 340
Warning and indicator lamps ...................... 387
Index ......................................................... 401
Contents 3

In this Operator's Manual, you will find thefol‐
lowing symbols:
&DANGER Danger due to not observing
thewarning notices
Warning notices draw your attention to haz‐
ards that may endanger your health or life, or
the health or life of others.
#Observe thewarning notices.
+ENVIRONMENTAL NOTE Environmental
damage due to failure to observe envi‐
ronmental notes
Environmental notes include information on
environmentally responsible behavior or envi‐
ronmentally responsible disposal.
#Observe environmental notes.
*NOTE Damage to property due to failure
to observe notes on material damage
Notes on material damage inform you of
risks which may lead to your vehicle being
damaged.
#Observe notes on material damage.
%Useful instructions or further information
that could be helpful to you.
XInstruction
(Qpage) Further information on a topic
Display Information on the multifunction dis‐
play/media display
+Highest menu level, which is to be
selected in the multimedia system
*Corresponding submenus, which are
to be selected in the multimedia sys‐
tem
*Marks a cause
4Symbols

Left-hand-drive vehicles
6At aglance – Cockpit

1Steering wheel paddle shifters →143
2Combination switch →113
3DIRECT SELECT lever →141
4Start/stop button →132
5Media display →216
6Climate control systems →127
7Hazard warning lamps →114
8PASSENGER AIR BAG indicator lamp →42
9Glove box →94
AStowage compartment →94
BCup holder →105
CControl knob
Adjusts thevolume and switches the sound
on/off
→214
Switches the MBUX multimedia system
on/off
→214
DCalls up navigation
ECalls up theradio →252
Calls up media →249
FCalls up thetelephone →228
GCalls up favorites →220
HCalls up vehicle functions →219
IActive Parking Assist →193
JDYNAMIC SELECT switch →140
KTouchpad →216
LControl panel forthe MBUX multimedia sys‐
tem (steering wheel)
→206
MAdjusts thesteering wheel →89
NControl panel for:
On-board computer →206
Cruise control →170
Active Distance Assist DISTRONIC →173
ODiagnostics connection →23
PUnlocks the hood →257
At aglance – Cockpit 7

QElectric parking brake →155 RLight switch →112
8At aglance – Cockpit

Instrument Display (standard)
10 At aglance – Warning and indicator lamps

1!ABS malfunction →388
2#! Turn signal lights →113
3hTire pressure monitor →398
4Speedometer →205
5Multifunction display →207
6#Electrical malfunction →395
7LDistance warning →395
8Brakes (red) →388
$USA only
JCanada only
9Electric parking brake applied (red) →388
FUSA only
!Canada only
A!Electric parking brake (yellow) →388
B%This indicator lamp has no function
C;Check Engine →395
DRRear fog light →113
EKHigh beam →113
LLow beam →112
TParking lights →112
FåESP®OFF →388
÷ESP®→388
G6Restraint system →388
HFuel level indicator
IæFuel reserve with fuel filler cap location
indicator
→395
JÙElectric powersteering malfunction →400
KüSeat belt not fastened →394
At aglance – Warning and indicator lamps 11

12 At aglance – Overhead control panel

1Sun visors →125
2pSwitches the left-hand reading lamp
on/off
→117
3|Switches the automatic light control
on/off
→117
4cSwitches the front interior lighting
on/off
→117
5uSwitches therear interior lighting
on/off
→117
6pSwitches theright-hand reading lamp
on/off
→117
7Service call button (Mercedes me connect) →241
8SOS emergency call system (Mercedes-Benz
emergency call system)
→244
93Opens/closes the panoramic sliding
sunroof
→75
Opens/closes theroller sunblinds →75
AEyeglasses compartment →95
BInside rearview mirror →123
At aglance – Overhead control panel 13

14 At aglance – Door control panel and seat adjustment

1Operates the memory function →91
2Adjusts the seats electrically →84
3Switches the seat heating on/off →87
4Switches the seat ventilation on/off →88
5ßÜLocks/unlocks thevehicle →66
6Opens the door →66
7Operates the outside mirrors →122
8WOpens/closes theright side window →71
9WOpens/closes therear right side win‐
dow
→71
AChild safety lock fortherear side windows →59
BWOpens/closes therear left side window →71
CWOpens/closes the left side window →71
DAdjusts the head restraints →85
ESeat adjustment using the multimedia system →87
FAdjusts the seat backrest inclination →84
GAdjusts the seat height →84
HAdjusts the seat cushion inclination →84
ISets the seat fore-and-aft position →84
JAdjusts the seat cushion length →84
At aglance – Door control panel and seat adjustment 15

16 At aglance – Emergencies and breakdowns

1Safetyvests →272
2Buttons forthe SOS emergency call system
and breakdown assistance
→244
3Hazard warning lamps →114
4Glove box →94
5Starting assistance →283
6Checking and adding operating fluids →331
7Tow-starting and towing away →285
8Flat tire →273
9QR code for accessing therescue card →25
ATow-starting and towing away →285
BWarning triangle →272
CTIREFIT kit →275
DFirst-aid kit (soft sided) →273
EFuel filler flap with instruction labels for tire
pressure, fuel type and QR code for accessing
therescue card
→146
At aglance – Emergencies and breakdowns 17

Protecting the environment
+ENVIRONMENTAL NOTE Environmental
damage due to operating conditions and
personal driving style
The pollutant emission of your vehicle is
directly related to thewayyou operate your
vehicle.
Help to protect the environment by operating
your vehicle in an environmentally responsi‐
ble manner. Please observe thefollowing rec‐
ommendations on operating conditions and
personal driving style.
Operating conditions:
#Make sure that the tire pressure is cor‐
rect.
#Do not carry any unnecessary weight
(e.g. roof luggage racks once you no
longer need them).
#Adhere to the service intervals.
Aregularly serviced vehicle will contrib‐
ute to environmental protection.
#Always have maintenance work carried
out at a qualified specialist workshop.
Personal driving style:
#Do not depress the accelerator pedal
when starting the engine.
#Do not warm up the engine while the
vehicle is stationary.
#Drive carefully and maintain a suitable
distance from thevehicle in front.
#Avoid frequent, sudden acceleration
and braking.
#Change gear in good time and use each
gear only up to Ôof its maximum
engine speed.
#Switch off the engine in stationary traf‐
fic, e.g. by using the ECO start/stop
function.
#Drive fuel-efficiently. Observe the ECO
display for a fuel-efficient driving style.
Environmental issues and recommendations:
It is recommended that youre-use or recycle
materials instead of just disposing of them.
The relevant environmental guidelines and regu‐
lations serve to protect the environment and
must be strictly observed.
Genuine Mercedes-Benz parts
+ENVIRONMENTALNOTE Environmental
damage caused by not using recycled
reconditioned components
Daimler AG offers recycled reconditioned
components and parts with the same quality
as new parts. The same entitlement from the
Limited Warranty is valid as for new parts.
#Use recycled reconditioned compo‐
nents and parts from Daimler AG.
18 General notes