2014 MERCEDES-BENZ CLS heating

Headlamps
Adding fluidtocleaning system.....309
Cleaning system (function)............120
Cleaning system (notes)................378
Fogging up.....................................122
see Automatic headlamp mode
Head restraints
Adjusting.......................................100
Adjusting (electrically)...................101
Adjusting (rear)..............................101
Installing/removing (rear)..............102
Luxury ............................................ 101
Heating
see Climate control
High-beam headlamps
Display message............................246
Switching Adaptive Highbeam
Assist on/off.................................122
Switching on/off...........................119
Hill start assist..................................150
HOLD function
Display message............................252
Function/notes.............................186
Hood
Closing ...........................................307
Display message............................261
Important safety notes..................306
Opening.........................................306
Hydroplaning.....................................174
I
Ignitionlock
see Key positions
Immobilizer..........................................73
Indicator lamps
see Warning and indicator lamps
Instrument cluster
Overview .................................. 31, 219
Settings.........................................229
Warning and indicator
lamps .......................................32, 264
Instrument cluster lighting..............230
Interior lighting.................................123
Automatic control..........................123
Delayedswitch-off (on-board
computer)......................................232
Emergency lighting........................124
Manual control ............................... 124
Overview........................................123
Reading lamp.................................123
Setting the brightness of the
ambient lighting (on-board
computer)......................................231
Setting the brightness of the
display/switch (on-board
computer)......................................230
Setting the color of the ambient
lighting (on-board computer).........231
J
Jack
Storage location............................320
Using.............................................359
Jump starting (engine)......................326
K
KEYLESS-GO
Convenience closing feature............90
Display message............................262
Locking............................................77
Start/Stop button .......................... 147
Starting the engine........................149
Unlocking ......................................... 77
Keypositions
KEYLESS-GO..................................147
SmartKey.......................................147
Kickdown
Driving tips....................................159
Manual drive program....................163
Kneebag..............................................45
L
Lamps
see Warning and indicator lamps
Lane KeepingAssist
Activating/deactivating.................229
Display message............................253
Function/information....................209
Lane Tracking package.....................207
Lap time (RACETIMER)......................235
LATCH-type (ISOFIX) child seat
anchors................................................63
Index11

Rear windowdefroster
Problem (malfunction)...................141
Switching on/off...........................140
Refrigerant (air-conditioning
system)
Important safety notes..................378
Refueling
Fuel gauge...............................31, 219
Important safety notes..................164
Refueling process..........................165
see Fuel
Remote control
Garage door opener.......................299
Programming (garage door
opener)..........................................299
Reportingsafety defects....................26
Reserve (fueltank)
see Fuel
Reserve fuel
Display message............................251
Warning lamp ................................. 273
see Fuel
Residual heat (climate control)........141
Reverse gear (selector lever)...........155
Reversing feature
Side windows...................................88
Sliding sunroof.................................93
Reversing lamps (display
message)............................................ 246
Roadside Assistance(breakdown)....23
Roller sunblind
Rearwindow..................................287
Roof carrier........................................283
Roof lining and carpets (cleaning
guidelines).........................................318
Roof load (maximum)........................379
S
Safety
Childreninthe vehicle.....................60
Child restraint systems....................60
Occupant Classification System
(OCS)...............................................47
Seat belts
Adjusting the driver's and front-
passenger seatbelt.........................57
Adjusting the height ......................... 58
Belt force limiters............................59
Cleaning ......................................... 317
Correct usage..................................56
Emergency Tensioning Devices ........59
Fastening.........................................56
Important safety guidelines.............55
Releasing.........................................58
Safety guidelines.............................41
Switching beltadjustment on/off
(on-board computer)......................233
Warning lamp ................................. 265
Warning lamp (function) ................... 58
Seats
Adjusting (electrically)...................100
Adjusting the 4-way lumbar
support..........................................103
Adjusting the active multicontour
seat...............................................103
Adjusting the headrestraint..........100
Adjusting the multicontour seat..... 102
Cleaning the cover.........................317
Correct driver's seatposition ........... 98
Important safety notes....................99
Massagefunction..........................103
Overview..........................................99
Seat backrest displaymessage.....261
Seat heating problem....................105
Seat ventilation problem................106
Storing settings (memory
function)........................................112
Switching seatheating on/off.......104
Switching seatventilation on/off..105
Selector lever
Cleaning ......................................... 316
Sensors (cleaning instructions).......315
Service menu (on-board computer).229
Service products
Brake fluid.....................................376
Coolant (engine)............................377
Engine oil.......................................375
Fuel ................................................ 374
Important safety notes..................373
Refrigerant (air-conditioning
system)..........................................378
Washer fluid ...................................378
Settings
Factory (on-board computer).........234
On-board computer.......................229
Index15

Setting the air distribution...............138
Settingthe airflow............................139
SETUP (on-board computer).............234
Side impact air bag.............................45
Side marker lamp (display
message)............................................ 247
Side windows
Cleaning ......................................... 314
Convenience closing feature............90
Convenience opening feature..........89
Important safety information...........88
Opening/closing..............................89
Problem (malfunction).....................92
Resetting.........................................91
Sliding sunroof
Important safety notes....................92
Opening/closing..............................93
Problem (malfunction).....................95
Resetting.........................................94
SmartKey
Changing the battery.......................79
Changing the programming.............77
Checking the battery.......................79
Convenience closing feature............90
Convenience opening feature..........89
Display message............................262
Door central locking/unlocking.......76
Important safety notes....................76
Loss.................................................81
Mechanical key................................78
Positions (ignition lock).................147
Problem (malfunction).....................81
Starting the engine........................149
Snowchains......................................337
Sockets
Center console..............................289
General notes................................289
Rearcompartment.........................290
Trunk.............................................290
Under the armrest.........................289
Spare wheel
Stowing .......................................... 368
Specialist workshop............................ 26
Special seat beltretractor.................. 63
Speed,controlling
see Cruise control
Speedometer
Digital............................................223
In the Instrument cluster.........31, 219
Segments......................................220
Selecting the unit of
measurement................................229
see Instrument cluster
SPORT handling mode
Activating/deactivating (AMG
vehicles)..........................................70
Warning lamp ................................. 270
SRS (Supplemental Restraint
System)
Display message............................242
Introduction.....................................41
Warning lamp ................................. 272
Warning lamp (function) ................... 41
Standinglamps
Display message............................246
Switching on/off...........................119
Start/stop function
see ECO start/stop function
Starting (engine)................................ 149
Steering (display message)..............262
Steering wheel
Adjusting (electrically)...................106
Button overview...............................33
Buttons (on-board computer) ......... 220
Cleaning ......................................... 316
Important safety notes..................106
Paddle shifters...............................160
Steering wheel heating..................107
Storing settings (memory
function)........................................112
Steering wheel heating
Problem (malfunction)...................108
Switching on/off...........................107
Steering wheel paddle shifters........160
Stopwatch (RACETIMER)................... 235
Stowage areas...................................278
Stowage compartments
Armrest (under).............................280
Center console..............................279
Cupholders...................................284
Eyeglasses compartment...............279
Glove box .......................................279
Important safety information.........278
Rear...............................................281
16Index

Dashboard
FunctionPage
Steeringwheelpaddle
shifters160
Cruisecontrollever176
$Instrumentcluster31
!Horn
DIRECTSELECTlever155
%PARKTRONIC warning
display193
Overhead controlpanel37
Climatecontrolsystems130
Ignition lock147
Start/Stopbutton147
FunctionPage
Adjuststhesteeringwheel106
Steeringwheelheating107
Combination switch119
Parking brake169
Diagnosticsconnection25
Opens thehood306
Releases theparking brake169
Light switch116
Night ViewAssistPlus204
30Dashboard
At ag lance

Center console
Center console, upper section
FunctionPage
COMAND;see theseparate
operatinginstructions
Seat heating104
$Seat ventilation105
!PARKTRONIC193
ECO start/stop
function (AMGvehicles)150
FunctionPage
%Indicatorlamp47
Hazard warning
lamps120
Roller sunblindinthe
rear window287
34Center console
At ag lance

ProblemPossible causes/consequences andSolutions
The engine cannot be
started using the
SmartKey.
The on-board voltage is too low.
XSwitch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
XCheck the starter battery and charge it if necessary
(Ypage 324).
or
XJump-start the vehicle (Ypage 326).
or
XConsultaqualified specialist workshop.
The engine cannot be
started using KEYLESS-
GO. The SmartKey is in
the vehicle.
Adoor is open. Therefore, the SmartKey cannot be detected as
easily.
XClose the door and try to start the vehicle again.
There is interferencefromapowerful source of radio waves.
XStart your vehicle with the SmartKey in the ignition lock.
Doors
Important safety notes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parking brake.
Rshiftingthe automatic transmission out of
park positionP
RStart the engine.
There isarisk of an accident and injury.
When leaving the vehicle, alwaystake the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
GWARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there isarisk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
Unlocking and opening doors from
the inside
You can openadoor from inside the vehicle
even if it has been locked. If the vehicle has
been locked with the SmartKey or with
KEYLESS-GO, openingadoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Ypage 74).
You can only open the rear doors from inside
the vehicle if they are not secured by the
child-proof locks (Ypage 65).
82Doors
Opening and closing

properly secured in an appropriately sized
child restraint system or booster seat
recommended for the size and weight of the
child. For additional information,see the
"Children in the vehicle" section.
Achild's risk of serious or fatal injuries is
significantly increased if the child restraints
are not properly secured in the vehicle and/
or the child is not properly secured in the child
restraint.
!To avoid damage to the seats and the seat
heating, observe the following information:
Rkeep liquids from spilling on the seats. If
liquidisspilled on the seats, dry them as
soon as possible.
Rif the seat covers are damp or wet, do not
switch on the seat heating. The seat
heating should also not be used to dry
the seats.
Rclean the seat covers as recommended;
see "Interior care".
Rdo not transport heavy loads on the
seats. Do not place sharp objectsonthe
seat cushions, e.g. knives, nails or tools.
The seats should only be occupied by
passengers, if possible.
Rwhen the seat heating is in operation, do
not cover the seats with insulating
materials, e.g. blankets, coats, bags,
seat covers, child seats or booster seats.
!Make sure that there are no objectsinthe
footwell or behind the seats when resetting
the seats. There isarisk that the seats
and/or the objectscould be damaged.
iThe head restraintsinthe front seats are
installed with the NECK-PRO system
(Ypage 53). For this reason, it is not
possible to remove the head restraints
from the front seats.
For more information,contactaqualified
specialist workshop.
iFurther related subjects:
Adjusting the seats
Head restraint height
Seat cushion angle
$Seat height
!Seat fore-and-aft adjustment
Backrest angle
iIf PRE-SAFE®is triggered, the front-
passenger seat will be moved toabetter
position if it was previously in an
unfavorable position.
iYou can store the seat settings using the
memory function (Ypage 112).
iVehicles with the through-loading
feature: if you fold downarear seat
backrest, the respective front seat is
moved forwards slightly in order to avoid
contact.
Adjusting the head restraints
Important safety notes
GWARNING
You could lose control of your vehicle if you
do the following while driving:
Radjust the driver's seat, head restraint,
steering wheel or mirrors
Rfasten the seat belt
There isarisk of an accident.
Adjust the driver's seat, head restraint,
steering wheel and mirror and fasten your
seat belt before startingthe engine.
100Seats
Seats, steering whee la nd mirrors

You can adjust the contour of the front seat
backrestsindividually to provide optimum
support for your back.
Switchingtheseat heating on/off
Activating/deactivating
GWARNING
Repeatedly switching on the seat heatingcan
cause the seat cushionand backrestpads to
become veryhot.The health of persons with
limited temperature sensitivity oralimited
ability to react to excessively high
temperatures may be affected or they may
even suffer burn-like injuries. There isarisk
of injury.
Therefore, do not switch the seat heating on
repeatedly.
Driver's and front-passenger seat
The three red indicator lamps in the button
indicate the heating level you have selected.
The system automatically switches down
from level3to level2after approximately
eight minutes.
The system automatically switches down
from level2to level1after approximately ten
minutes.
The system automatically switches off
approximately 20 minutes after it is set to
level1.
XTurn the SmartKey to position1or2in the
ignition lock (Ypage 147).
XTo switch on:press buttonrepeatedly
until the desired heating level is set.
XTo switch off:press buttonrepeatedly
until all the indicator lamps go out.
iIf the battery voltage is too low, the seat
heating may switch off.
104Seats
Seats, steering whee la nd mirrors