alarm MERCEDES-BENZ CLA 2014 Owners Manual

1, 2, 3 ...
12Vsocket
see Sockets
4ETS
see ETS/4ETS (Electronic
TractionSystem)
4MATIC (permanent all-wheel
drive)
Displaymessage............................238
4MATIC (permanent four-wheel
drive)..................................................174
A
ABS (Anti-lock Braking System)
Display message............................213
Function/notes ................................ 61
Important safety notes....................61
Warning lamp ................................. 242
Activating/deactivating cooling
with air dehumidification.................125
Active Parking Assist
Canceling .......................................182
Detecting parking spaces..............179
Display message............................231
Exitingaparking space..................181
Function/notes.............................178
Important safety notes..................178
Parking..........................................180
ADAPTIVE BRAKE................................. 69
Adaptive Brake Assist
Function/notes ................................ 63
Adaptive Highbeam Assist
Display message............................226
Function/notes.............................108
Switching on/off...........................109
Switching on/off (on-board
computer)......................................207
Additional speedometer...................206
Additives (engine oil)........................348
Airbags
Deployment.....................................39
Display message............................222
Front air bag (driver, front
passenger).......................................43
Important safety notes....................41
Knee bag .......................................... 43
PASSENGER AIR BAG OFF
indicator lamp..................................45
Safety guidelines.............................40
Side impact airbag..........................44
Windowcurtain air bag....................45
Air-conditioning system
see Climate control
Airvents
Important safetynotes..................132
Rear...............................................133
Setting...........................................132
Setting the center air vents...........132
Setting the side air vents...............132
Alarm system
see ATA (Anti-Theft Alarm system)
Ambient lighting
Setting the brightness (on-board
computer)......................................207
AMG
Menu (on-board computer)............209
Performance Seat............................96
Anti-lockbraking system
see ABS (Anti-lock Braking System)
Anti-theft alarm system
see ATA (Anti-Theft Alarm system)
Ashtray...............................................262
Assistance display (on-board
computer)..........................................203
Assistance menu (on-board
computer)..........................................202
ASSYST PLUS
Displaying a service message........284
Hiding a service message..............284
Notes.............................................284
Resetting the service interval
display...........................................284
Service message ............................ 284
Special service requirements ......... 285
ATA (Anti-Theft Alarm system)
Activating/deactivating...................70
Function ...........................................70
Switching off the alarm....................70
ATTENTIONASSIST
Activating/deactivating.................204
Display message............................229
Function/notes.............................186
Audio menu (on-board computer)....200
4Index

Switching the daytime running
lamps on/off(switch)....................105
Switching the exteriorlighting
delayed switch-off on/off (on-
board computer)............................207
Switching the surround lighting
on/off (on-board computer)..........207
Turn signals...................................106
see Interior lighting
see Replacing bulbs
Light sensor (display message).......226
Loading guidelines............................254
Locking
see Centrallocking
Locking (doors)
Automatic........................................79
Emergency locking ........................... 79
From inside (central locking
button).............................................78
Locking centrally
see Centrallocking
Locking verification signal (on-
board computer)...............................208
Low-beam headlamps
Changing bulbs..............................112
Display message............................223
Setting for driving abroad
(symmetrical).................................104
Switching on/off...........................105
Lumbar support
Adjusting the 4-way lumbar
support............................................94
M
M+S tires............................................ 314
Malfunction message
see Display messages
Matte finish (cleaning instructions)287
mbrace
Call priority....................................268
Display message............................219
Downloading destinations
(COMAND).....................................268
Downloading routes.......................272
Emergency call..............................265
General notes................................264
Geo fencing...................................272
Locatingastolen vehicle...............270
MB info call button........................267
Remote vehicle locking..................270
Roadside Assistance button..........266
Search&Send...............................269
Self-test.........................................265
Speed alert....................................272
System..........................................264
Triggering the vehicle alarm ........... 272
Vehicle remote malfunction
diagnosis.......................................271
Vehicle remote unlocking..............270
Mechanical key
Function/notes ................................ 73
Locking vehicle................................79
Unlocking the driver's door..............79
Memory card (audio).........................200
Memory function...............................100
Message memory (on-board
computer)..........................................212
Messages
see Display messages
Mirrors
see Exterior mirrors
see Rear-view mirror
see Vanity mirror (in the sun visor)
Mobile phone
Menu (on-board computer)............201
Modifying the programming
(SmartKey)...........................................73
MOExtendedtires.............................. 295
Mounting wheels
Loweringthe vehicle......................340
Mountinganew wheel...................339
Preparing the vehicle.....................336
Raising the vehicle.........................337
Removingawheel..........................339
Securing the vehicle against
rolling away...................................337
MP3
Operation ....................................... 200
see separate operating instructions
Multifunction display
Function/notes.............................196
Permanent display.........................206
Multifunction steering wheel
Operating the on-board computer.195
Overview..........................................31
12Index

N
Navigation
Menu (on-board computer)............199
see separate operating instructions
Notes on breaking-inanew vehicle136
O
Occupant Classification System
(OCS)
Faults...............................................49
Operation .........................................45
System self-test...............................48
Occupant safety
Childreninthe vehicle.....................54
Important safety notes....................38
OCS
Faults...............................................49
Operation .........................................45
System self-test...............................48
Oil
see Engine oil
On-board computer
AMG menu.....................................209
Assistance menu...........................202
Audiomenu...................................200
Convenience submenu..................209
Displaying a service message........284
Display messages..........................212
DISTRONICPLUS...........................170
Factory settings submenu.............209
Important safety notes..................194
Instrument cluster submenu..........206
Lighting submenu..........................206
Menu overview..............................197
Message memory..........................212
Navigation menu............................199
Operation ....................................... 195
RACETIMER...................................210
Service menu.................................205
Settings menu...............................205
Standard display............................197
Telephone menu............................201
Trip menu......................................197
TV operation..................................201
Vehicle submenu...........................208
Video DVD operation.....................201
Opening and closing the side trim
panels.................................................114
Operating safety
Declarationofconformity................24
Important safety notes....................24
Operating system
see On-board computer
Operator's Manual
Vehicle equipment...........................22
Outside temperature display...........195
Overhead control panel......................34
Override feature
Rearside windows...........................61
P
Paintcode number............................344
Paintwork (cleaning instructions)...287
Panic alarm..........................................38
Panorama roof with power tilt/
sliding panel
Opening/closing the roller
sunblind...........................................87
Problem (malfunction).....................88
Resetting.........................................88
Panorama sliding sunroof
Important safety notes....................85
Parcel net...........................................257
Parking...............................................153
Important safety notes..................153
Parking brake................................154
Position of exterior mirror, front-
passenger side ................................. 99
Rearview camera..........................182
see Active Parking Assist
see PARKTRONIC
Parking aid
Active Parking Assist.....................178
see Exterior mirrors
see PARKTRONIC
Parking brake
Display message............................216
Electric parking brake....................154
Warning lamp ................................. 247
Parking lamps
Switching on/off...........................106
Index13

Problem (malfunction).....................76
Starting the engine........................138
SmartKey positions (ignition lock)..137
Snow chains......................................315
Sockets
Center console..............................263
Points to observe before use.........263
Rearcompartment.........................264
Trunk.............................................264
Specialist workshop............................ 25
Special seat beltretractor.................. 57
Speed,controlling
see Cruise control
Speed Limit Assist
Activating/deactivating the
warning function............................203
Displaying......................................203
Display message............................229
Display message in the
multifunctiondisplay.....................187
Function/notes.............................187
Important safety notes..................187
Speedometer
Activating/deactivating the
additional speedometer.................206
Digital............................................198
In the Instrument cluster.................29
Segments......................................195
Selecting the unit of measurement 206
see Instrument cluster
SPORT handling mode
Activating/deactivating (AMG
vehicles)..........................................66
Warning lamp ................................. 245
SRS
see SRS (Supplemental Restraint
System)
SRS (Supplemental Restraint
System)
Display message............................219
Introduction.....................................38
Warning lamp ................................. 247
Warning lamp (function) ................... 39
Standing lamps
Display message............................225
Switching on/off...........................106
Start/stop function
see ECO start/stop function
Starting (engine)................................ 137
STEERCONTROL..................................69
Steering (display message)..............239
Steering wheel
Adjusting (manually)........................97
Button overview...............................31
Buttons (on-board computer) ......... 195
Cleaning ......................................... 290
Important safety notes....................96
Paddle shifters...............................147
Steering wheel paddle shifters........147
Stopwatch (RACETIMER)................... 210
Stowage areas...................................254
Stowage compartments
Armrest (front)...............................256
Armrest (under).............................256
Center console..............................255
Cupholders...................................260
Eyeglasses compartment...............255
Glove box .......................................255
Important safety information.........254
Parcelnet......................................257
Under driver's seat/front-
passenger seat..............................256
Stowage space
Center console (rear).....................256
Stowage well beneath the trunk
floor....................................................259
Summer tires.....................................314
Sun visor............................................261
Surround lighting (on-board
computer)..........................................207
Switching air-recirculation mode
on/off.................................................131
Switching off the alarm (ATA)............70
T
Tachometer........................................ 195
Tail lamps
Display message............................224
see Lights
Tank content
Fuel gauge.......................................29
Technical data
Capacities......................................345
Information....................................344
16Index

Tires/wheels.................................340
Vehicle data...................................351
TELEAID
Call priority....................................268
Downloading destinations
(COMAND).....................................268
Downloading routes.......................272
Emergency call..............................265
Geo fencing...................................272
Locatingastolen vehicle...............270
MB info call button........................267
Remote vehicle locking..................270
Roadside Assistance button..........266
Search&Send...............................269
Self-test.........................................265
Speed alert....................................272
System..........................................264
Triggering the vehicle alarm ........... 272
Vehicle remote malfunction
diagnosis.......................................271
Vehicle remote unlocking..............270
Tele Aid
General notes................................264
Telephone
Acceptingacall.............................202
Display message............................239
Menu (on-board computer)............201
Number from the phone book ........202
Redialing........................................202
Rejecting/endingacall.................202
Temperature
Coolant..........................................194
Coolant (on-board computer) ......... 209
Engine oil (on-board computer) ...... 209
Outside temperature ......................195
Setting (climate control)................127
Theft deterrent systems
ATA (Anti-Theft Alarm system).........70
Immobilizer......................................70
Through-loading................................257
Through-loading feature...................257
Time
see separate operating instructions
Timing (RACETIMER).........................210
TIREFIT kit..........................................296
Tire pressure
Calling up (on-board computer).....320
Checking manually........................319
Display message............................234
Maximum.......................................318
Notes.............................................317
Not reached (TIREFIT)....................298
Reached (TIREFIT)..........................298
Recommended ............................... 316
Tire pressure loss warning
system
Important safety notes..................319
Restarting......................................319
Tire pressure monitoring system
Checking the tire pressure
electronically.................................322
Function/notes.............................320
Restarting......................................322
Warning lamp ................................. 251
Warning message..........................322
Tires
Aspect ratio (definition).................335
Average weight of the vehicle
occupants (definition)....................333
Bar (definition)...............................333
Changingawheel..........................336
Characteristics..............................333
Checking ........................................ 313
Definition of terms.........................333
Directionofrotation......................336
Display message............................234
Distributionofthe vehicle
occupants (definition)....................335
DOT, Tire Identification Number
(TIN) ...............................................332
DOT (Department of
Transportation) (definition)............333
GAWR (Gross Axle Weight Rating)
(definition).....................................334
GVW (Gross Vehicle Weight)
(definition).....................................334
GVWR (Gross Vehicle Weight
Rating) (definition).........................334
Important safety notes..................312
Increased vehicle weight due to
optional equipment (definition)......333
Kilopascal (kPa) (definition)...........334
Labeling (overview)........................329
Load bearing index (definition)......335
Load index.....................................332
Load index (definition)...................334
Index17

Useful information..............................38
Panic alarm..........................................38
Occupant safety..................................38
Children in the vehicle........................54
Driving safetysystems.......................61
Theft deterrent locking system.........70
37
Safety

Useful information
iThis Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
iRead the information on qualified
specialist workshops: (Ypage 25).
Panic alarm
XTo activate:pressbuttonfor at
least one second.
An alarm sounds and the exterior lighting
flashes.
XTo deactivate:pressbutton
again.
or
XInsert the SmartKey into the ignition lock.
Occupant safety
Important safety notes
GWARNING
Modifications to the restraint systems could
result in them not functioning properly any
more. The restraint systems could then no
longer protect vehicle occupants as they are
designed to do and could fail in the eventof
an accident or activate unexpectedly, for
example. There is an increased risk of injury.
Never modify parts of the restraint systems.
Do notattemptto modify the wiring as well as
electronic components or their software.
If it is necessary to modify an air bag system
to accommodate a person with disabilities,
contact an authorized Mercedes-Benz center.
USA only: for further information contact our
Customer Assistance Center at
1-800-FOR-MERCedes (1800-367-6372).
In this section, you will learn the most
important facts about the restraint system
components of the vehicle.
The restraint system consists of:
RSeat belts
RChild restraint systems
RLATCH-type (ISOFIX) child seat securing
system
Additional protection is provided by:
RSRS (Supplemental Restraint System)
RAir bag system components with the
PASSENGER AIR BAG OFF indicator lamp
Although the systems are independent, their
protective functions work in conjunction with
each other. Not all air bags are always
deployed in an accident.
iFor information on infants and children
traveling with you in the vehicle restraint
systems for infants and children, see
"Children in the vehicle" (Ypage 54).
SRS (Supplemental Restraint System)
Introduction
Supplemental Restraint System (SRS) with:
RTheSRS warning lamp
RAir bags
RAir bag control unit (with crash sensors)
38Occupant safety
Safety

Theft deterrent locking system
Immobilizer
The immobilizerprevents yourvehicle from
being started without the correct SmartKey.
XTo activate:remove the SmartKey from
the ignition lock.
XTo deactivate:switch on the ignition.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. The
engine can be started by anyone with a valid
SmartKey that is left inside the vehicle.
iThe immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be
started when the starter battery is fully
charged, the immobilizer may be faulty.
Contactanauthorized Mercedes-Benz
Centerorcall 1-800-FOR-MERCedes (in the
USA) or 1-800-387-0100 (in Canada).
ATA (anti-theft alarm system)
XTo arm:lockthe vehicle with the
SmartKey.
Indicator lampflashes. The alarm
system is armed after approximately
15 seconds.
XTo disarm:unlock the vehicle with the
SmartKey.
or
XInsert the SmartKey into the ignition lock.
Avisual and audible alarm is triggered if the
alarm system is armed and you open:
Rthe vehicle with the mechanical key
Ra door
Rthe trunk lid
Rthe hood
XTo stop the alarm:insert the SmartKey
into the ignition lock.
The alarm is switched off.
or
XPress theor\nbutton on the
SmartKey.
The alarm is switched off.
The alarm is not switched off, even if you
close the open door that triggered it, for
example.
iIf the alarm stays on for more than
30 seconds, the mbraceemergency call
system automatically sendsamessage to
the Customer Assistance Center by text
message or data connection.The
emergency call system sends the message
provided that:
Ryou have subscribed to the mbrace
service.
Rthe mbrace service has been activated
properly.
Rthe necessary mobile phone network is
available.
70Theft deterrent locking system
Safety

If you do not open the vehicle within
approximately 40 seconds of unlocking:
Rthe vehicle is locked again.
Rthe theft deterrent locking system is armed
again.
XTo lockcentrally:press button.
The SmartKey centrally locks/unlocks:
Rthe doors
Rthe trunk lid
Rthe fuel filler flap
The turnsignals flash oncewhen unlocking
and three times when locking.
iWhen it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Ypage 207).
iYou can also set an audible signal to
confirm that the vehicle has been locked.
The audible signal can be activated and
deactivated using the on-board computer
(Ypage 208).
XTo open the trunk lid automatically:
press and hold buttonuntil the trunk lid
opens (Ypage 81).
Changing the settings of the locking
system
You can change the settings of the locking
system. When you then unlock the vehicle
only the driver's door and the fuel filler flap
are unlocked. This is useful if you frequently
travel on your own.
XTo change the setting:press and hold
down theand\nbuttons
simultaneously for approximately six
seconds until the battery check lamp
(Ypage 74) flashes twice.
iIf the setting of the locking system is
changed within the signal range of the
vehicle, pressing the\norbutton:
Rlocks or
Runlocks the vehicle
The SmartKey now functions as follows:
XTo unlock the driver's door:press the
button once.
XTo unlock centrally:press the
button twice.
XTo lock centrally:press the\nbutton.
XTo restore the factory settings:press
and hold down theand\nbuttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice (Ypage 74).
Mechanical key
General notes
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and
open the driver's door, the anti-theft alarm
system will be triggered (Ypage 70).
There are several ways to turn off the alarm:
XPress theor\nbutton on the
SmartKey.
or
XInsert the SmartKey into the ignition lock.
If you unlock the vehicle using the mechanical
key, the fuel filler flap will not be unlocked
automatically.
XTo unlock the fuel filler flap:insert the
SmartKey into the ignition lock.
Removing the mechanical key
SmartKey73
Opening and closing
Z

XTo unlock a front door:pull door
handle.
Locking knobpops up.
The door is unlocked and can be opened.
XTo open a front door:pull door
handle.
XTo unlock a rear door:pull up locking
knob.
The door is unlocked and can be opened.
XTo open a rear door:pull door handle.
You can open a door from inside the vehicle
evenifithas been locked. You can open the
rear doors from inside the vehicle unless they
are secured by the child-proof lock
(Ypage 60).
If the vehicle has previously been locked with
the SmartKey, openingadoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Ypage 70).
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. This can be useful if you wish
to lock the vehicle before pulling away, for
example.
XTo unlock:press button.
XTo lock:press button.
If all the doors and the trunk lid are closed,
the vehicle locks.
Meanwhile, the fuel filler flap will not be
locked or unlocked.
You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the SmartKey.
You can open a door from inside the vehicle
even if it has been locked. You can open the
rear doors from inside the vehicle unless they
are secured by the child-proof lock
(Ypage 60).
If the vehicle has previously been locked with
the SmartKey, openingadoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Ypage 70).
If the vehicle has been locked using the
locking button for the central locking, or has
been locked automatically, and a door is
opened from the inside:
Rthe vehicle will be fully unlocked if it had
previously been fully unlocked
Ronly the door which has been opened form
the inside is unlocked if only the driver's
door had been previously unlocked
78Doors
Opening and closing