light MERCEDES-BENZ S-CLASS SEDAN 2013 Owner's Guide

Problem Possible causes/consequences and
M SolutionsYou have lost the
mechanical key. X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. The engine cannot be
started using the
SmartKey. The on-board voltage is too low.
X
Remove the SmartKey and reinsert it into the ignition lock.
X Start the engine within 30 seconds of inserting the SmartKey in
the ignition lock.
X Repeat if necessary.
If the engine does not start after several attempts:
X Check the starter battery and charge it if necessary
(Y page 478).
or
X Jump-start the vehicle (Y page 481).
or
X Consult a qualified specialist workshop. The engine cannot be
started
using KEYLESS-
GO. The SmartKey is in
the vehicle. A door is open. Therefore, the SmartKey cannot be detected as
easily.
X
Close the door and try to start the vehicle again. There is interference from a powerful source of radio waves.
X
Start your vehicle with the SmartKey in the ignition lock. Doors
Important safety notes
G
WARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint

system, and do not give them access
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R injure themselves on vehicle parts
R be seriously or fatally injured by extreme
heat or cold
R injure themselves or have an accident with
vehicle equipment that may still be in operation even after the SmartKey has
been

removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function.
If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and a child could be burned on these
parts. Doors
85
Opening/closing Z

vehicle are turning at a speed of more than
9 mph (15 km/h).
You could therefore be locked out when:
R
the vehicle is being pushed.
R the vehicle is being towed.
R the vehicle is being tested on a
dynamometer.
You can switch off the automatic locking
function via COMAND ( Y page 264).Power closing feature
The power closing feature pulls the doors and
trunk lid into their locks automatically even if
they are only partly closed. G
WARNING
To prevent possible personal injury, always
keep
hands and fingers away from the door or
trunk opening when closing a door or the
trunk lid. Be especially careful when small
children are around.
If danger threatens, pull the inside or outside
door handle, or pull the trunk lid handle.
To prevent personal injury, never activate the
closing assist mechanism by tampering with
the door or trunk lid latch. G
WARNING
Only drive with the doors closed. Otherwise,
one
or more of the doors could open while the
vehicle is in motion, putting you and/or
others at risk. G
WARNING
Make sure the trunk lid is closed when the
engine is running and while driving. Among
other dangers, deadly carbon monoxide (CO)
gases

may enter the vehicle interior resulting
in unconsciousness and death. X
Power closing feature (doors): push the
door past the first detent position of the
lock.
The

power closing feature will pull the door
fully closed.
X Power closing feature (trunk lid): lightly
push the trunk lid closed.
The

power closing feature will pull the trunk
lid fully closed. Unlocking the driver's door
(mechanical key)
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 ( Y page 75).
X Take the mechanical key out of the
SmartKey (Y page 81).
X Insert the mechanical key into the lock of
the driver's door as far as it will go. X
Firmly turn the mechanical key
counterclockwise as far as it will go to
position 1 and hold it in this position.
X Pull the door handle quickly.
The locking knob pops up.
The door is unlocked.
X Turn the mechanical key back and remove
it.
X Pull the door handle again.
X Insert the mechanical key into the
SmartKey. Doors
87
Opening/closing Z

Locking the vehicle
If the vehicle can no longer be locked with the
SmartKey, you can lock it by taking the
following steps. If the central locking in the
vehicle is malfunctioning, you cannot lock the
trunk.
X Press down the locking knobs on the open
rear doors.
X Close the rear doors.
X Open the front-passenger door.
X Close the driver's door and the trunk lid.
X Press down the locking knob of the driver's
door inside the vehicle.
X Press down the locking knob of the open
front-passenger door.
i Make
sure that you have the SmartKey on
your person and that it has not been left in
the vehicle.
X Close the front-passenger door.
X Make sure that the doors and the trunk are
locked.
i If
you lock the vehicle as described above,
the fuel filler flap is not locked. The anti-
theft alarm system is not armed. Trunk
Important safety notes
Do not leave the SmartKey in the trunk. You
could otherwise lock yourself out. G
WARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unsupervised in the
vehicle, even if they are secured in a child
restraint

system, and do not give them access
to an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. They could:
R injure themselves on vehicle parts
R be seriously or fatally injured by extreme
heat or cold
R injure themselves or have an accident with
vehicle equipment that may still be in
operation even after the SmartKey has
been removed from the ignition, such as the
seat adjustment, steering wheel
adjustment or memory function.
If children open a door, they could cause
severe or even fatal injury to other persons; if
they get out of the vehicle, they could injure
themselves when doing so or be seriously or
even fatally injured by any passing traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and a child could be burned on these
parts. G
WARNING
Do not carry heavy or hard objects in the
passenger
compartment or trunk unless they
are firmly secured in place.
Unsecured or improperly positioned cargo
increases a child's risk of injury in the event
of
R strong braking maneuvers
R sudden changes of direction
R an accident G
WARNING
Make sure the trunk lid is closed when the
engine is running and while driving. Among
other dangers, deadly carbon monoxide (CO) 88
Trunk
Opening/closing

X
Turn the mechanical key counter-clockwise
from position 1 as far as it will go to
position 2.
The trunk is unlocked.
X Turn the mechanical key back to position
1 and remove it.
X Insert the mechanical key into the
SmartKey. Trunk emergency release
You can open the trunk lid from inside the
vehicle with the emergency release button. X
Briefly press emergency release
button :.
The trunk lid unlocks and opens.
The trunk lid can be unlocked and opened
with the trunk lid emergency release when
the vehicle is stationary or while driving.
Trunk lid emergency release light:
R emergency release button : flashes for
30 minutes after the trunk lid is opened.
R emergency release button : flashes for
60 minutes after the trunk lid is closed.
The trunk lid emergency release does not
open the trunk lid if the battery is
disconnected or discharged. Side windows
Important safety notes
G
WARNING
When opening or closing the door windows,
make sure that there is no danger of anyone
being harmed by the opening/closing
procedure.
The door windows are equipped with
automatic
operation and the anti-entrapment
feature. If in automatic mode a door window
encounters an obstruction that blocks its
path, the anti-entrapment feature will stop the
door window and open it slightly.
The door windows operate differently when
the switch is pulled. See the "Problems with
door windows" section for details.
The closing of the door windows can be
immediately halted by releasing the switch or,
if the switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
Activate the override switch when children
are riding in the back seats of the vehicle. The
children may otherwise injure themselves,
e.g. by becoming trapped in the door window
opening. G
WARNING
Do not keep any part of your body up against
the
window pane when opening a window. The
downward motion of the pane may pull that
part of your body down between the window
pane and the door frame and trap it there. If
there is a risk of entrapment, release the
switch and pull it to close the window. 92
Side windows
Opening/closing

X
Make sure that all the side windows and the
sliding sunroof or panorama roof with
power tilt/sliding panel are closed.
X To interrupt convenience closing:
release
recessed sensor surface : on the
door handle.
On vehicles with roller sunblinds:
X Touch the recessed sensor surface on the
door

handle again until the roller sunblinds
close.
X To interrupt the roller sunblind closing
procedure: pull the exterior door handle
and hold it firmly. Resetting the side windows
You must reset each side window if:
R a side window cannot be closed
automatically
R a side window opens again slightly after
being closed manually
X Close all the doors.
X Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Pull the corresponding switch on the door
control panel until the side window is
completely closed. ( Y page 93)
X Hold the switch for an additional second.
If the side window opens again slightly:
X Immediately pull the corresponding switch
on the door control panel until the side
window is completely closed

(Y page 93).
X Hold the switch for an additional second.
X If the corresponding side window remains
closed after the button has been released,
the side window has been reset correctly.
If this is not the case, repeat the steps
above again. Problems with the side windows
Problem:
a side window cannot be closed
because it is blocked by objects, e.g.
leaves in the window guide.
X Remove the objects.
X Close the side window.
Problem: a side window cannot be closed
and you cannot see the cause. G
WARNING
Closing the side windows with increased force
or without the anti-entrapment feature could
lead

to serious or even fatal injury. Make sure
that nobody can become trapped when
closing the side windows.
If a side window is obstructed during closing
and reopens again slightly:
X Immediately after the window blocks, pull
the corresponding switch again until the
side window has closed.
The side window is closed with increased
force.
If a side window is obstructed again during
closing and reopens again slightly:
X Immediately after the window blocks, pull
the corresponding switch again until the
side window has closed.
The

side window is closed without the anti-
entrapment feature. 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 the anti-entrapment feature
for as long as you hold the switch. Sliding sunroof
Important safety notes
Your vehicle may be equipped with a sliding
sunroof or a panorama roof with power tilt/
sliding panel. In the following section, the Sliding sunroof
95
Opening/closing Z

term "sliding sunroof" refers to both types of
sliding sunroof.
G
WARNING
When opening or closing the sliding sunroof,
make sure that there is no danger of anyone
being harmed by the opening/closing
procedure.
The sliding sunroof is equipped with
automatic
operation and the anti-entrapment
feature. If the movement of the sliding sunroof
is blocked during the closing procedure, the
sliding sunroof will stop and open slightly.
The sliding sunroof operates differently when
the sliding sunroof switch is pressed and held.
See the "Problems with the sliding sunroof"
section for more details.
The opening/closing procedure of the sliding
sunroof can be immediately halted by
releasing the sliding sunroof switch or, if the
sliding sunroof switch was moved past the
resistance point and released, by moving the
sliding sunroof switch in any direction. G
WARNING
The sliding sunroof is made out of glass. In the
event of an accident, the glass may shatter.
This may result in an opening in the roof.
In a vehicle rollover, occupants not wearing
their seat belts or not wearing them properly
may be thrown out of the opening. Such an
opening

also presents a potential for injury for
occupants wearing their seat belts properly,
as entire body parts or portions of them may
protrude from the passenger compartment.
! Only open the sliding sunroof if it is free
of snow and ice. Otherwise, malfunctions
may occur.
Do not allow anything to protrude from the
sliding sunroof. Otherwise, the seals could
be damaged.
! The weather can change abruptly. It could
start to rain or snow. Make sure that the
sliding sunroof is closed when you leave the
vehicle. The vehicle electronics can be damaged if water enters the vehicle
interior.
i Resonance noises can occur in addition
to

the usual airflow noises when the sliding
sunroof is open. They are caused by minor
pressure fluctuations in the vehicle interior.
Change the position of the sliding sunroof
or open a side window slightly to reduce or
eliminate these noises. Operating the sliding sunroof
Opening and closing i
You can continue to operate the sliding
sunroof after switching off the engine or
removing the SmartKey from the ignition
lock.

This function is available for up to five
minutes or until the driver's or front-
passenger door is opened. Overhead control panel
:
To raise
; To open
= To close/lower
X Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Press or pull the 3 switch in the
corresponding direction.
i If you press the 3 switch beyond the
point

of resistance, an automatic opening/
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again. 96
Sliding sunroof
Opening/closing

When raising the roof, automatic operation
is only available if the sliding sunroof is in
the closed position.
When opening the roof, automatic
operation is only available if the sliding
sunroof is not raised.
The
sun protection cover automatically opens
along with the sliding sunroof. You can open
or close the sun protection cover manually
when the sliding sunroof is raised or closed.
Resetting Reset the sliding sunroof if it does not move
smoothly.
X
Turn the SmartKey to position 2 in the
ignition lock.
X Raise the sliding sunroof fully at the rear
(Y page 96).
X Keep the 3 switch pressed for another
second.
X Make sure that the sliding sunroof can be
fully

opened and closed again (Y page 96).
X If this is not the case, repeat the steps
above again.
! If the sliding sunroof still cannot be
opened or closed fully after resetting,
contact a qualified specialist workshop. Operating the panorama roof with
power tilt/sliding panel
Opening and closing Overhead control panel
:
To raise
; To open
= To close/lower
The panorama roof with power tilt/sliding
panel can only be operated when the roller
sunblind is open.
i If the front roller sunblind is closed, it
opens first when the panorama roof with
power tilt/sliding panel is raised.
X Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Push or pull the 3 switch in the
corresponding direction.
i If you press the 3 switch beyond the
point

of resistance, an automatic opening/
closing process is started in the
corresponding direction. You can stop
automatic operation by operating the
switch again. Operating the sunblinds for the
panorama

roof with power tilt/sliding
panel
General notes The roller sunblinds shield the vehicle interior
from sunlight. The front roller sunblind can
only be opened and closed when the Sliding sunroof
97
Opening/closing Z

panorama roof with power tilt/sliding panel
is closed. The front and rear roller sunblinds
can be operated individually.
Operating the front roller sunblind
G
WARNING
When opening or closing the front roller
sunblind, make sure no one is in danger of
being injured by the opening or closing
procedure.
The front roller sunblind is equipped with
automatic
operation and the anti-entrapment
feature. If the movement of the front roller
sunblind is blocked during the closing
procedure, the front roller sunblind will stop
and retract slightly.
The opening or closing of the front roller
sunblind can be immediately halted by
releasing the roof panel switch or, if the roof
panel switch was moved past the resistance
point and released, by moving the roof panel
switch in any direction. Overhead control panel
:
To open
; To open
= To close
X Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Press or pull the 3 switch in the
corresponding direction.
i If you press the 3 switch beyond the
point

of resistance, an automatic opening/
closing process is started in the corresponding direction. You can stop
automatic operation by operating the
switch again.
Operating the rear roller sunblind Operating from the front
G
WARNING
When opening or closing the rear roller
sunblind, make sure no one is in danger of
being injured by the opening or closing
procedure.
The rear roller sunblind is equipped with
automatic

operation and the anti-entrapment
feature. If the movement of the rear roller
sunblind is blocked during the closing
procedure, the rear roller sunblind will stop
and retract slightly.
The opening and closing of the rear roller
sunblind can be immediately halted by
pressing the sunblind switch again. Overhead control panel
X
To open or close: press button :.
The rear roller sunblind opens or closes
fully.
X To stop: press button : again.
i You
must first open or close the rear roller
sunblind fully before you can move it in the
other direction.
Operating from the rear compartment G
WARNING
When opening or closing the rear roller
sunblind, make sure no one is in danger of 98
Sliding sunroof
Opening/closing

being injured by the opening or closing
procedure.
The rear roller sunblind is equipped with
automatic
operation and the anti-entrapment
feature. If the movement of the rear roller
sunblind is blocked during the closing
procedure, the rear roller sunblind will stop
and retract slightly.
The opening or closing of the rear roller
sunblind can be immediately halted by
releasing the sunblind switch or, if the
sunblind switch was moved past the
resistance point and released, by pressing or
pulling the sunblind switch again. Door control panel in rear
X
To open/close manually: press or pull
switch : to the point of resistance and
hold it until the rear roller sunblind has
reached the desired position.
X To open/close fully: press or pull
switch : beyond the point of resistance
and release it.
i You can stop automatic operation by
operating the switch again.
Resetting the panorama roof with
power tilt/sliding panel or the front
roller sunblind Reset the panorama roof with power tilt/
sliding panel or the roller sunblinds if the
panorama roof with power tilt/sliding panel
or

the roller sunblinds do not move smoothly.
! Do not open the panorama roof with
power tilt/sliding panel until it has been reset correctly. The panorama roof with
power tilt/sliding panel can otherwise be
locked in the open position.
X Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Pull the 3
switch repeatedly to the point
of resistance in the direction of arrow
=(Y page 97) until the panorama roof with
power tilt/sliding panel is fully closed.
X Keep the 3 switch pulled for an
additional second.
X Pull the 3 switch in the direction of
arrow =(Y page 98) repeatedly until the
front roller sunblind is closed.
X Keep the 3 switch pulled for an
additional second.
X Make sure that the panorama roof with
power

tilt/sliding panel (Y page 97) and the
front roller sunblind (Y page 98) can be fully
opened again.
X If this is not the case, repeat the steps
above again.
Resetting the rear sunblind Door control panel in rear
X
Turn the SmartKey to position 1
or 2 in the
ignition lock.
X Pull switch : repeatedly until the rear
roller sunblind is fully closed.
X Keep switch : pulled for an additional
second. Sliding sunroof
99
Opening/closing Z

X
Make sure that the rear roller sunblind can
be opened fully again
(Y page 98).
X If this is not the case, repeat the steps
above again. Problems with the sliding sunroof
Your vehicle may be equipped with a sliding
sunroof or a panorama roof with power tilt/
sliding panel. In the following section, the
term

"sliding sunroof" refers to both types of
sliding sunroof.
Problem: the sunroof cannot be closed
and you cannot see the cause. G
WARNING
You could be severely or even fatally injured
when closing the sliding sunroof with
increased closing force or if the anti-
entrapment

feature is deactivated. Make sure
that nobody can become trapped when
closing the sliding sunroof.
If the sliding sunroof is obstructed during
closing and reopens again slightly:
X Immediately after the sliding sunroof
blocks, pull the 3 switch in the
overhead control panel down to the point
of resistance and hold it until the sliding
sunroof is closed.
The

sliding sunroof is closed with increased
force.
If the sliding sunroof is obstructed again
during closing and reopens again slightly:
X Immediately after the sliding sunroof
blocks, pull the 3 switch in the
overhead control panel down to the point
of resistance and hold it until the sliding
sunroof is closed.
The sliding sunroof is closed without the
anti-entrapment feature. G
WARNING
Pressing and holding the sliding sunroof
switch to close the sliding sunroof
immediately after it had been blocked two times will cause the sliding sunroof to close
without the anti-entrapment feature for as
long as you hold the switch.
! If the sliding sunroof still cannot be
opened or closed as a result of a
malfunction, contact a qualified specialist
workshop. 100
Sliding sunroof
Opening/closing