battery MERCEDES-BENZ CLS 2011 User Guide

Starter switch positions
SmartKey
G
Observe Safety notes, see page 52. Starter switch
g
For removing SmartKey (gear selector
lever must be in park position P)
1 Power supply for some electrical
consumers, e.g. wipers
2 Ignition (power supply for all electrical
consumers) and driving position
3 Starting position
When you switch on the ignition, all lamps in
the instrument cluster come on. The low-
beam headlamp indicator lamp, high-beam
headlamp indicator lamp, and turn signal
indicator lamps will only come on if activated.
If a lamp in the instrument cluster fails to
come on when the ignition is switched on,
have it checked and replaced if necessary. If
a lamp in the instrument cluster remains on
after starting the engine or comes on while
driving, refer to “Lamps in instrument cluster”
(Y page 251).
If the SmartKey is left in starter switch
position 0 for an extended period of time, it
can no longer be turned in the starter switch.
In this case, the steering is locked. To unlock,
remove SmartKey from the starter switch and
reinsert.
The steering is locked when the SmartKey is
removed from the starter switch. X
Always remove the SmartKey from the
starter switch when the engine is not in
operation.
This will help to prevent accelerated vehicle
battery discharge or a completely
discharged vehicle battery.
If the SmartKey cannot be turned in the
starter switch, the vehicle battery may not be
sufficiently charged.
X Check the vehicle battery and charge it if
necessary ( Y page 279).
or
X Get a jump start (Y page 280). KEYLESS-GO
G
Observe Safety notes, see page 52.
Vehicles equipped with the KEYLESS-GO
feature are supplied with a SmartKey with
integrated KEYLESS-GO function.
The SmartKey must be present in the vehicle.
Pressing the KEYLESS-GO start/stop button
without depressing the brake pedal
corresponds to the various starter switch
positions (Y page 76).
Pressing the KEYLESS-GO start/stop button
with the brake pedal firmly depressed will
start the engine (Y page 97).
The function of the SmartKey overrules the
KEYLESS-GO function.
X Make sure the automatic transmission is in
park position P.
X Do not depress the brake pedal. 76
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Exterior lamp switch
1 W
Standing lamps, left
2 X Standing lamps, right
3 $ Off
Daytime running lamp mode
4 Ã Automatic headlamp mode
Daytime running lamp mode
5 T Parking lamps (also tail lamps,
license plate lamps, side marker
lamps and instrument panel lamps)
6 L Low-beam headlamps or high-beam
headlamps
7 N Front fog lamps
8 R Rear fog lamp
i The exterior lamps (except standing
lamps or parking lamps) go out
automatically when you remove the
SmartKey from the starter switch or open
the driver’s door with the ignition switched
off.
When the parking lamps or the rear fog
lamp are switched on and you remove the
SmartKey from the starter switch and open
the driver’s door, an acoustic signal
sounds.
In addition the message Switch Off
Lights appears in the multifunction
display.
Switch off the parking lamps or the rear fog
lamp manually. !
Failure to switch off the parking lamps
when leaving the vehicle may result in a
discharged battery.
Low-beam headlamps The low-beam headlamps can be switched on
and off with the exterior lamp switch.
X
Switch on the ignition.
X Switching on: Turn the exterior lamp
switch to position L.
The following lamps come on:
R Low-beam headlamps
R Tail lamps
R Parking lamps
R License plate lamps
R Side marker lamps
R Instrument panel lamps
R Green indicator lamp T in the exterior
lamp switch
R Green indicator lamp L in the
instrument cluster
X Switching off: Turn the exterior lamp
switch to position $.
Automatic headlamp mode The following lamps come on and go out
automatically depending on the brightness of
the ambient light:
R
Low-beam headlamps
R Tail lamps
R Parking lamps
R License plate lamps
R Side marker lamps G
Warning!
If the exterior lamp switch is set to Ã, the
headlamps will not automatically come on
under foggy conditions.
To minimize risk to you and to others, activate
headlamps by turning exterior lamp switch to Lighting
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B
Interior lighting
C Ambient lighting
D Front reading lamps
Automatic control X
Activating: Press switch q.
The interior lighting comes on in darkness,
when you
R
unlock the vehicle
R remove the SmartKey from the starter
switch ( Interior Lighting Delayed
Shut-off must be switched on
(Y page 123))
R open a door
R open the trunk
The interior lighting goes out after a short
time.
i If a door remains open, the interior lamps
go out automatically after approximately
5 minutes.
X Deactivating: Press switch q.
Manual control !
An interior lamp switched on manually
does not go out automatically.
Leaving an interior lamp switched on for an
extended period of time with the engine
turned off could result in a discharged
battery.
X Switching front interior lighting on/
off: Press switch c.
X Switching rear interior lighting on/off:
Press switch v.
X Switching front reading lamps on/off:
Press respective switch p.
Ambient lighting The brightness of the ambient lighting C is
adjusted via the “Control system”
(Y page 122). Interior lighting in the rear
! An interior lamp switched on manually
does not go out automatically.
Leaving an interior lamp switched on for an
extended period of time with the engine
turned off could result in a discharged
battery. :
p Left rear reading lamp on/off
; p Right rear reading lamp on/off
X Switching rear reading lamps on/off:
Press respective reading lamp switch
p. Wipers
Notes
! Do not operate the wipers when the
windshield is dry. Dust that accumulates on
a windshield might scratch the glass and/
or damage the wiper blades when wiping
occurs on a dry windshield. If it is necessary
to operate the wipers in dry weather
conditions, always operate the wipers with
washer fluid. Windshield wipers
X Observe notes on page (Y page 92). 92
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and “Convenience closing feature”
(Y page 96).
i After switching off the ignition or
removing the SmartKey from the starter
switch, you can operate the door windows
until you open the driver’s or front
passenger door. If no door was opened you
can operate the door windows for up to
5 minutes. X
Switch on the ignition.
X Opening/closing: Press or pull and hold
switch : to ? to the resistance point.
The corresponding door window moves
downward or upward until you release the
switch.
X Express operation: Press or pull
switch : to ? past the resistance point
and release.
The corresponding door window opens or
closes completely.
X Stopping during express operation:
Press or pull the respective switch again.
Closing when a door window is blocked G
Warning!
Make sure that nobody can become trapped
and be seriously or even fatally injured when
closing a door window with greater force or
without automatic reversal function. If the upward movement of a door window is
blocked during the closing procedure, the
door window will stop and open slightly.
X
Immediately after the door window has
stopped because it was blocked, pull and
hold the respective switch upward until the
door window is fully closed.
The door window closes with greater force.
If the door window is blocked again and opens
slightly:
X Immediately after the door window was
blocked, pull and hold the respective
switch upward until the door window is fully
closed.
The door window closes without automatic
reversal function. G
Warning!
Pulling and holding the switch to close the
door window immediately after it had been
blocked two times will cause the door window
to close without any reversal function for as
long as you hold the switch. Synchronizing door windows
The door windows must be synchronized after
the battery has been disconnected or if the
door windows cannot be fully closed (express
operation).
Each door window must be synchronized
separately.
X Close all doors.
X Switch on the ignition.
X Pull and hold switch :, ;, = or ?
(Y page 95) until the respective door
window is closed.
The door window opens again slightly.
X Pull and hold the respective switch once
more immediately until the door window is
closed completely.
X Hold the respective switch for
approximately 1 second.
The door window is synchronized. Power windows
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You can start your vehicle without the
SmartKey in the starter switch using the
KEYLESS-GO start/stop button.
The SmartKey must be located in the vehicle.
KEYLESS-GO start/stop button
:
USA only
; Canada only
X Depress the brake pedal during the starting
procedure.
X Do not depress the accelerator pedal.
X Press the KEYLESS-GO start/stop button
once.
The engine starts automatically.
Starting difficulties !
Remember that extended starting
attempts can drain the battery.
The engine does not start. You can hear
the starter.
There could be a malfunction in the engine
electronics or in the fuel supply system.
Carry out the following steps:
X If you are starting the engine with the
SmartKey: Turn the SmartKey in the starter switch to position
0 and repeat the starting
procedure.
X If you are starting the engine with KEYLESS-
GO: Close any doors that may be open to
allow for better detection of the SmartKey.
or
X Start the engine with the SmartKey as radio
signals from another source may be
interfering with the KEYLESS-GO function.
X Repeat the starting procedure.
If the engine does not start after several
starting attempts:
X Contact an authorized Mercedes-Benz
Center or call Roadside Assistance.
The engine does not start. You cannot
hear the starter.
The battery may not be charged sufficiently.
X Get a jump start (Y page 280).
If the engine will not start despite a jump
start:
X Contact an authorized Mercedes-Benz
Center or call Roadside Assistance.
The starter has been exposed to excessive
temperatures.
X Let the starter cool for about 2 minutes.
X Repeat the starting procedure.
If the engine does not start after several
starting attempts:
X Contact an authorized Mercedes-Benz
Center or call Roadside Assistance. Driving off
G
Warning!
On slippery road surfaces, never downshift in
order to obtain braking action. This could
result in drive wheel slip and reduced vehicle
control. Your vehicle’s ABS will not prevent
this type of loss of control. 98
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X
Deactivating: Press button ^.
0 appears in display ? (Y page 143).
X Reactivating: Press button ^.
Display ?
comes on. The previous settings
are once again in effect. Air conditioning
The air conditioning is operational while the
engine

is running and cools the interior air to
the temperature set by the operator. In
addition, the air conditioning dehumidifies
the interior air and helps prevent window
fogging. G
Warning!
If you deactivate the air conditioning, the
vehicle will not be cooled when weather
conditions

are warm. The windows can fog up
more quickly. Window fogging may impair
visibility and endanger you and others.
i Condensated water may drip out from
underneath the vehicle. This is normal and
not an indication of a malfunction.
The air conditioning uses the refrigerant
R134a. This refrigerant is free of CFCs which
are harmful to the ozone layer.
Deactivating It is possible to deactivate the air
conditioning. The interior air will then no
longer be cooled or dehumidified.
X
Press button ¿.
The indicator lamp in the button goes out.
The cooling function switches off after a
short delay.
Activating Moist air can fog up the windows. You can
dehumidify the interior air with the air
conditioning.
X
Press button ¿.
The
indicator lamp in the button comes on. i
The evaporator will be vented when the
air conditioning has been in use.
Approximately 1 hour after locking the
vehicle, the blower switches on
automatically. The blower will run for
30 minutes at its lowest level. The blower
noise is normal and not an indication of a
malfunction. When you unlock the vehicle
in the meantime, venting will be
interrupted. If the vehicle battery is low,
automatic

evaporator venting will not occur
in order to preserve the battery. Automatic mode
When
operating the climate control system in
automatic mode, the interior air temperature,
air volume and air distribution are adjusted
automatically.
In automatic mode, cooling with
dehumidification is switched on. This function
can be switched off if necessary. G
Warning!
If you deactivate the air conditioning, the
vehicle will not be cooled when weather
conditions

are warm. The windows can fog up
more quickly. Window fogging may impair
visibility and endanger you and others.
X Set the desired temperature
(Y page 147).
X Activating: Press one button Ã.
The
indicator lamp in the button comes on.
AUTO appears in display ? (Y page 143).
The air volume and air distribution are
adjusted automatically.
X Deactivating:
Press button I or K.
AUTO disappears in display ?. The
automatic function for air volume is
switched off, and air volume is controlled
according to the desired setting. The 146
Climate control system
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The indicator lamp in button
g is not lit
when the air recirculation mode is switched
on automatically.
A quantity of outside air is added after
approximately 30 minutes.
X Deactivating: Press button g again.
The indicator lamp in the button goes out.
i The manually selected air recirculation
mode is deactivated automatically:
R after 5 minutes if the outside
temperature is below approximately
41‡ (5†)
R after 5 minutes if the air conditioning is
turned off
R after 30 minutes if the outside
temperature is above approximately
41‡ (5†) Residual heat and ventilation
This feature is only available in Canada
vehicles.
With the engine turned off, it is possible to
continue to heat or ventilate the interior for
up to 30 minutes. This feature makes use of
the residual heat produced by the engine.
i If

you switch on the residual heat function
when outside temperatures are high, only
the ventilation will be switched on.
i Regardless of the selected air volume, the
blower operates at low speed.
i How long the system will provide heating
depends on the coolant temperature and
the selected temperature. The blower will
run at speed setting 1 regardless of the air
volume control setting.
X Activating: Switch off the ignition.
X Press button Ì.
The
indicator lamp in the button comes on. X
Deactivating: Press button Ì.
The indicator lamp in the button goes out.
The residual heat is deactivated
automatically:
R when the ignition is switched on
R after approximately 30 minutes
R if the battery voltage drops
R if the coolant temperature is too low Rear window defroster
G
Warning!
Any accumulation of snow and ice should be
removed
from the rear window before driving.
Visibility could otherwise be impaired,
endangering you and others.
The rear window defroster uses a large
amount of power. To keep the battery drain
to a minimum, switch off the defroster as
soon as the rear window is clear. The
defroster is switched off automatically after
some time of operation depending on the
outside temperature.
X Switch on the ignition.
X Switching on: Press button ¤ on the
respective climate control panel.
The

indicator lamp in the button comes on.
X Switching off: Press button ¤ again.
The rear window defroster switches off when
the battery voltage is too low. The indicator
lamp in button ¤ flashes. Too many
electrical consumers may be operating
simultaneously.
X Switch off consumers that are currently not
needed if required. Rear window defroster
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in direction of arrow
= until the tilt/sliding
sunroof is fully closed.
The tilt/sliding sunroof closes with greater
force.
If the tilt/sliding sunroof is blocked again and
opens slightly:
X Immediately after the tilt/sliding sunroof
was

blocked and has opened, pull and hold
the sunroof switch in direction of arrow
= until the tilt/sliding sunroof is fully
closed.
The tilt/sliding sunroof closes without
automatic reversal function. G
Warning!
Pulling and holding the sunroof switch to
close the tilt/sliding sunroof immediately
after

it had been blocked two times will cause
the tilt/sliding sunroof to close without any
reversal function for as long as you hold the
sunroof switch. Synchronizing
The
tilt/sliding sunroof must be synchronized
R after the battery has been disconnected or
discharged
R after a malfunction
R if the tilt/sliding sunroof does not open
smoothly
! If the tilt/sliding sunroof cannot be closed
or synchronized, contact an authorized
Mercedes-Benz Center or call Roadside
Assistance.
X Vehicles with SmartKey: Switch off the
ignition

and remove the SmartKey from the
starter switch.
X Vehicles with KEYLESS-GO: Switch off the
ignition and open the driver’s door. This
puts the starter switch in position 0, same
as with the SmartKey removed from the starter switch. The driver’s door then can
be closed again.
X Remove the fuse for the tilt/sliding sunroof
from the fuse box (Y page 284).
X Reinsert the fuse in the fuse box.
X Switch on the ignition.
X Press and hold the sunroof switch in
direction

of arrow : (Y page 152) until the
tilt/sliding sunroof is fully raised at the
rear.
X Keep holding the sunroof switch in
direction of arrow : for approximately
1 second.
X Check the express operation feature
(Y page 153).
If

the tilt/sliding sunroof opens and closes
completely, the roof is synchronized.
Otherwise repeat the above steps. Loading and storing
Loading instructions
G
Warning!
Always fasten items being carried as securely
as possible using cargo tie-down hooks and
fastening

materials appropriate for the weight
and size of the load.
In an accident, during hard braking or sudden
maneuvers, loose items will be thrown around
inside the vehicle. This can cause injury to
vehicle occupants unless the items are
securely fastened in the vehicle.
To help avoid personal injury during a collision
or sudden maneuver, exercise care when
transporting cargo. Do not pile luggage or
cargo higher than the seat backrests.
The trunk is the preferred place to carry
objects. Always use cargo tie-down hooks
when transporting cargo. Do not place
anything on the rear-window shelf.
Never drive a vehicle with the trunk open.
Deadly carbon monoxide (CO) gases may 154
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X
Grab and remove ashtray insert from
ashtray frame.
X Reinstalling ashtray insert: Push the
ashtray insert back into the frame until it
engages.
X Closing: Push down cover :.
Rear door ashtray X
Opening: Press the top of ashtray ;
briefly.
X Removing ashtray insert: Pull ashtray
release : in direction of arrow.
X Remove ashtray insert upwards from
ashtray frame.
X Reinstalling ashtray insert: Push ashtray
insert back into ashtray frame until it
engages.
X Closing: Push the top of ashtray ;.Cigarette lighter
G
Observe Safety notes, see page 52. G
Warning!
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
Make sure any children traveling with you do
not injure themselves or start a fire with the
hot cigarette lighter. If the engine is off and the cigarette lighter is
being used extensively, the vehicle battery
may become discharged.
X
Open the cover ( Y page 162). X
Switch on the ignition.
X Push in cigarette lighter :.
Cigarette lighter : will pop out
automatically when hot.
X Take out cigarette lighter :.
X Reinsert cigarette lighter : in its socket
after use. Power outlets
! Make sure no fluids come into contact
with the power outlet, as this could cause
a short circuit.
i Make sure the override switch is not
activated. The power outlet in the rear
center console will not function if the
override switch is activated.
The power outlets can be used to
accommodate 12V DC electrical accessories
(e.g. auxiliary lamps, mobile phone chargers)
up to a maximum of 15 A (180 W).
If the engine is off and the power outlets are
being used extensively, the vehicle battery
may become discharged.
X Switch on the ignition. Useful features
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Power outlet in rear center console
X
Open the cover in the rear center console
(Y page 159). Power outlet in trunk
Tele Aid
! In order to activate the Tele Aid system, a
subscriber agreement must be completed.
To ensure your system is activated and
operational, please press Information
button E to perform the acquaintance
call. Failure to complete either of these
steps may result in a system that is not
activated.
If you have any questions regarding
activation, please call the Customer
Assistance Center at
1-800-FOR-MERCedes (1-800-367-6372)
(USA only) or 1-888-923-8367 (Canada
only). Shortly after the completion of your Tele Aid
acquaintance call, you will receive a user ID
and password in the mail. You may use this
password to access the Tele Aid section in
“Owner’s Online” at
www.mbusa.com (USA
only). The “My Tele Aid” section will give you
access to account information, remote door
unlock and more.
The Tele Aid system is available if
R it has been activated and is operational.
Activation requires a subscription for
monitoring services, connection and
cellular air time
R vehicle battery power is available
R the relevant cellular phone network and
GPS signals are available and pass the
information on to the Customer Assistance
Center
i Location of the vehicle on a map is only
possible if the vehicle is able to receive
signals from the GPS satellite network and
pass the information on to the Customer
Assistance Center.
The Tele Aid system ( Telematic Alarm Identification on Demand)
The Tele Aid system consists of three types
of response:
R Automatic and manual emergency
R Roadside Assistance
R Information
To adjust the speaker volume during a Tele
Aid call do the following:
X Press button W or X on the
multifunction steering wheel.
or
X Use the adjustment button on your
COMAND system.
Be sure to check “Owner’s Online” at
www.mbusa.com (USA only) for more
information and a description of all available
features. 164
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