Page 1 of 382
CLS
Operator' sM anual
Order no. 6515 1504 13 Part no. 218 584 36 81 Edition A2 014
É2185843681+ËÍ2185843681
CLS Operator's Manual
Page 2 of 382

Publication details
Internet
Further information about Mercedes-Benz
vehicles and about Daimler AG can be found
on the following websites:
http://www.mbusa.com (USA only)
http://www.mercedes-benz.ca (Canada
only)
Editorial office
You are welcome to forward any queries or
suggestions you may have regarding this
Operator's Manual to the technical
documentation team at the following
address:
Daimler AG, HPC: CAC, Customer Service,
70546Stuttgart, Germany
©Daimler AG: Not to be reprinted, translated
or otherwise reproduced, in whole or in part,
without written permission from Daimler AG.
Symbols
Registered trademarks:
RBluetooth®isaregistered trademark of
Bluetooth SIG Inc.
RDTS isaregistered trademark of DTS, Inc.
RDolby and MLP are registered trademarks
of DOLBYLaboratories.
RBabySmart™, ESP®and PRE-SAFE®are
registered trademarks of Daimler AG.
RHomeLink®isaregistered trademark of
Johnson Controls.
RiPod®and iTunes®are registered
trademarks of Apple Inc.
RLogic7®isaregistered trademark of
Harman International Industries.
RMicrosoft®and Windows media®are
registered trademarks of Microsoft
Corporation.
RSIRIUS isaregistered trademark of Sirius
XM RadioInc.
RHD Radioisaregistered trademark of
iBiquity Digital Corporation.
RGracenote®isaregistered trademark of
Gracenote, Inc.
RZAGATSurvey®and related brands are
registered trademarks of ZagatSurvey,
LLC.
In this Operator's Manual you will find the
following symbols:
GWARNING
Warning notes draw your attention to hazards
that endanger your health or life, or the health
or life of others.
HEnvironmental note
Environmental notes provide you with
information on environmentally aware actions
or disposal.
!Notes on material damage alert you to
dangers that could lead to damage to your
vehicle.
iPractical tips or further information that
could be helpful to you.
XThis symbol indicates an
instruction that must be followed.
XSeveral of these symbols in
succession indicate an instruction
with several steps.
(Ypage)This symbol tells you where you
can find more information about a
topic.
YYThis symbol indicatesawarning or
an instruction that is continued on
the next page.
DisplayDisplayThis font indicatesadisplay in the
multifunction display/COMAND
display.
Parts of the software in the vehicle are
protected by copyright©2005
The FreeType Project
http://www.freetype.org. All rights
reserved.
As at 20.07.2012
Page 3 of 382

Welcome to the world of Mercedes-Benz
We urge you to read this Operator's Manual
carefully and familiarize yourself with the
vehiclebefore driving. For yourown safety
andalonger vehicle life, followthe
instructionsand warning notices in this
manual. Ignoringthemcould result in damage
to thevehicle or personal injury to you or
others.
Vehicle damage causedbyfailure to follow
instructionsisnot covered by theMercedes-
BenzLimited Warranty.
The equipment or product designationofyour
vehicle may vary depending on:
Rmodel
Rorder
Rcountry specification
Ravailability
Mercedes-Benz thereforereserves the right
to introduce changes in the following areas:
Rdesign
Requipment
Rtechnical features
The equipment in your vehicle may therefore
differ from that shown in the descriptionsand
illustrations.
The following are integral components of the
vehicle:
ROperator's Manual
RMaintenance Booklet
REquipment-dependent supplements
Keep printed copies of the documentsinthe
vehicle at all times. If you sell the vehicle,
always pass the documentsontothe new
owner.
The technical documentation team at
Daimler AG wishes you safe and pleasant
motoring.
Mercedes-Benz USA,LLC
Mercedes-Benz Canada, Inc.
ADaimler Company
2185843681É2185843681+ËÍ
Page 4 of 382
Page 5 of 382
Index.......................................................4
Introduction.........................................21
Ataglance...........................................29
Safety...................................................39
Opening and closing...........................75
Seats, steering wheel and mirrors....97
Lights and windshield wipers..........115
Climatecontrol.................................129
Driving and parking..........................145
On-boardcomputer and displays....217
Stowage and features......................277
Maintenance and care......................305
Breakdown assistance.....................319
Wheels and tires...............................333
Technical data...................................371
Contents3
Page 6 of 382

1, 2,3...
12Vsocket
see Sockets
4ETS
see ETS/4ETS (Electronic
TractionSystem)
4MATIC (permanent four-wheel
drive)..................................................193
4MATIC off-road system...................193
A
ABS (Anti-lock Braking System)
Display message............................238
Function/notes ................................ 66
Important safety notes....................66
Warning lamp ................................. 267
Activating/deactivating cooling
with air dehumidification.................136
Active BlindSpot Assist
Activating/deactivating (on-
board computer)............................228
Display message............................254
Function/information....................211
Active Driving Assistancepackage.211
Active Lane KeepingAssist
Activating/deactivating (on-
board computer)............................229
Display message............................253
Function/information....................214
Active light function.........................121
Active multicontour seat
Adjusting (on the seat)..................103
Active Parking Assist
Detecting parking spaces..............197
Display message............................254
Function/notes.............................196
Important safety notes..................196
Parking..........................................198
ADAPTIVE BRAKE................................. 72
Adaptive DampingSystem(ADS).....190
Adaptive Highbeam Assist
Display message............................248
Function/notes.............................121
Additives (engine oil)........................376
Airbags
Display message............................244
Front airbag (driver, front
passenger).......................................44
Important safety notes....................42
Knee bag .......................................... 45
PASSENGER AIR BAG OFF
indicator lamp..................................47
Pelvis airbag...................................46
Safety guidelines.............................41
Side impact airbag..........................45
Windowcurtain air bag....................47
Air-conditioningsystem
see Climate control
AIRFLOW...........................................137
AIRMATIC
Display message............................252
Function/notes.............................189
Airvents
Glove box ....................................... 142
Important safetynotes..................142
Rear...............................................143
Setting...........................................142
Setting the center airvents...........142
Setting the sideairvents...............142
Ambient lighting
Setting the brightness (on-board
computer)......................................231
Setting the color (on-board
computer)......................................231
AMG adaptive sport suspension
system................................................ 190
Ashtray...............................................287
Assistancedisplay (on-board
computer)..........................................227
Assistancemenu (on-board
computer)..........................................227
ASSYST PLUS
Displayingaservice message........310
Hidingaservice message..............310
Notes.............................................309
Resetting the service interval
display...........................................310
Service message ............................ 309
Specialservice requirements ......... 310
4Index
Page 7 of 382

ATA (Anti-TheftAlarmsystem)
Activating/deactivating...................74
Function ...........................................74
Switching off the alarm....................74
ATTENTIONASSIST
Activating/deactivating.................228
Display message............................251
Function/notes.............................203
Audio system
see separate operating instructions
Authorized Mercedes-Benz Center
see Qualified specialist workshop
AUTO lights
Display message............................247
see Lights
Automatic engine start (ECO start/
stop function)....................................152
Automatic engine switch-off (ECO
start/stop function)..........................151
Automatic headlamp mode..............117
Automatic transmission
Automatic drive program...............160
Changing gear...............................158
DIRECT SELECT lever.....................155
Display message............................260
Drive program display....................156
Driving tips....................................158
Emergency running mode..............164
Engaging drive position .................. 158
Engaging neutral............................157
Engaging parkposition (AMG
vehicles)........................................157
Engaging reversegear...................157
Engaging the parkposition............156
Kickdown.......................................159
Manual drive program....................161
Manual drive program (AMG
vehicles)........................................162
Manual drive program (vehicles
with Sports package AMG)............162
Overview........................................155
Problem (malfunction)...................164
Programselectorbutton................159
Pulling away...................................150
Selector lever................................155
Shift ranges...................................162
Starting the engine........................149
Steering wheel paddle shifters......160
Transmission position display........155
Transmissionposition display
(DIRECT SELECT lever) ...................156
Transmissionpositions..................158
Automatic transmission
emergency mode............................... 164
B
Backup lamp
Changing bulbs..............................125
Bag hook............................................283
BAS (Brake Assist System).................67
BAS PLUS(Brake Assist System
PLUS)....................................................67
Battery (SmartKey)
Checking .......................................... 79
Important safety notes....................79
Replacing.........................................79
Battery (vehicle)
Charging........................................324
Display message............................250
Important safety notes..................322
Jump starting.................................326
Belt force limiter
Activation......................................... 59
Function ...........................................59
Blind SpotAssist
Activating/deactivating.................228
Display message............................254
Notes/function..............................207
see Active Blind Spot Assist
Bottle holder......................................285
Brake fluid
Display message............................240
Notes.............................................376
Brake lamps
Display message............................246
Brakes
ABS..................................................66
BAS..................................................67
BAS PLUS........................................67
Brake fluid (notes).........................376
Display message............................238
Driving tips....................................172
High-performance brake system....173
Important safety notes..................172
Maintenance..................................173
Index5
Page 8 of 382

Parking brake................................169
Warning lamp ................................. 266
Breakdown
see Flat tire
see Towing away
Bulbs
see Changing bulbs
C
California
Important notice for retail
customers and lessees....................23
Calling upamalfunction
see Display messages
Care
Carpets..........................................318
Carwash........................................ 311
Display...........................................315
Exhaustpipe..................................315
Exterior lights................................314
Gearorselectorlever....................316
Interior...........................................315
Matte finish...................................313
NightView Assist Plus...................316
Notes.............................................311
Paint..............................................313
Plastic trim....................................316
Power washer................................312
Rearview camera..........................315
Rooflining ...................................... 318
Seat belt........................................317
Seat cover.....................................317
Sensors.........................................315
Steering wheel...............................316
Trim pieces....................................316
Washing by hand...........................312
Wheels...........................................314
Windows........................................314
Wiper blades..................................314
Wooden trim..................................316
Cargo tie downrings.........................282
Car wash (care).................................311
CD player/CD changer (on-board
computer)..........................................225
Center console
Lowersection..................................35
Lowersection (AMG vehicles)..........36
Uppersection..................................34
Central locking
Automatic locking (on-board
computer)......................................232
Locking/unlocking (SmartKey)........76
Changing bulbs
Important safety notes..................124
Overview of bulbtypes..................125
Reversing lamps............................125
Child-proof locks
Important safety notes....................64
Reardoors.......................................65
Children
In the vehicle...................................60
Restraint systems............................60
Specialseat belt retractor...............63
Child seat
LATCH-type(ISOFIX) childseat
anchors ............................................ 63
Top Tether.......................................64
Cigarette lighter................................288
Cleaning
Mirrorturn signal...........................314
Climate control
Automatic climate control (3-
zone) .............................................. 134
Controlling automatically...............137
Cooling with airdehumidification..136
Defrosting the windows.................140
Defrosting the windshield..............139
Dual-zone automatic climate
control...........................................131
Important safety notes..................130
Indicator lamp ................................ 137
Information about using dual-zone
automatic climate control..............132
Information on using 3-zone
automatic climate control..............135
Maximum cooling..........................139
Overview of systems......................130
Problems with cooling with air
dehumidification............................137
Problem with the rear window
defroster........................................141
Rearcontrol panel.........................134
6Index