Keyless MERCEDES-BENZ S-Class 2011 W221 User Guide
[x] Cancel search | Manufacturer: MERCEDES-BENZ, Model Year: 2011, Model line: S-Class, Model: MERCEDES-BENZ S-Class 2011 W221Pages: 524, PDF Size: 22.53 MB
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Problems with the SmartKeyProblemPossible causes/consequences and M SolutionsYou cannot lock or
unlock the vehicle
using the SmartKey.The SmartKey battery is discharged or nearly discharged.XPoint the tip of the SmartKey at the driver's door handle from a
distance of approximately 1.5 ft (50 cm) and try to unlock or
lock the vehicle again.
If this does not work:
XCheck the SmartKey battery and replace it if necessary
( Y page 80).XLock ( Y page 84) or unlock ( Y page 84) the vehicle using
the mechanical key.The SmartKey is faulty.XLock ( Y page 84) or unlock ( Y page 84) the vehicle using
the mechanical key.XHave the SmartKey checked at a qualified specialist workshop.You can no longer lock
or unlock the vehicle
using KEYLESS-GO.KEYLESS-GO is in standby mode because the vehicle has not been
unlocked for an extended period.XPull the door handle twice and then insert the SmartKey into the
ignition lock.There is a malfunction with KEYLESS-GO.XLock/unlock the vehicle using the remote control function of
the SmartKey. Point the tip of the SmartKey at the driver's door
handle from close range and press the %/& button.XHave the SmartKey checked at a qualified specialist workshop.There is interference from a powerful source of radio waves.XLock/unlock the vehicle using the remote control function of
the SmartKey. Point the tip of the SmartKey at the driver's door
handle from close range and press the %/& button.You have lost the
SmartKey.XHave the SmartKey canceled at an authorized Mercedes-Benz
Center.XReport the loss immediately to the vehicle insurers.XIf necessary, have the locks changed as well.You have lost the
mechanical key.XReport the loss immediately to the vehicle insurers.XIf necessary, have the locks changed as well.SmartKey81Opening and closingZ
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ProblemPossible causes/consequences and M SolutionsThe engine cannot be
started using the
SmartKey.The on-board voltage is too low.XRemove the SmartKey and reinsert it into the ignition lock.XStart the engine within 30 seconds of inserting the SmartKey
into the ignition lock.XRepeat if necessary.
If the engine does not start after several attempts:
XCheck the starter battery and charge it if necessary
( Y page 468).
or
XJump-start the vehicle ( Y page 471).
or
XConsult 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.XClose the door and try to start the vehicle again.There is interference from a powerful source of radio waves.XStart your vehicle with the SmartKey in the ignition lock.Doors
Important safety notes
GWarning!
When leaving the vehicle, always remove the
SmartKey from the starter switch. Always
take the SmartKey with you and lock the
vehicle. Do not leave children unattended in
the vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. The children
could
R injure themselves on parts of the vehicle
R be seriously or fatally injured through
excessive exposure to extreme heat or cold
R injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
starter switch or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
If children open a door, they could injure other
persons or get out of the vehicle and injure
themselves or be injured by following 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 the child could be burned by these
parts.GWarning
Do not carry heavy or hard objects in the
passenger compartment 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
82DoorsOpening and closing
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Unlocking and opening the doors
from the inside
You can open a door from inside the vehicle
even if it has been locked, unless the child-
proof locks have been activated (Y page 65).
Open the door only when the traffic
conditions permit.
If the vehicle has been opened with the
SmartKey or KEYLESS-GO key, opening from
inside triggers the anti-theft alarm system.
Switch off the alarm (Y page 73).
XPull door handle ;.
If the door is locked, locking knob : pops
up. The door is unlocked and can be
opened.
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. This feature may be useful if,
for example, you wish to unlock the front-
passenger door from the inside or lock the
vehicle before you pull away.
The central locking/unlocking button does
not lock or unlock the fuel filler flap.
XTo lock: press button ;.
The vehicle locks itself when the front-
passenger door is closed.
XTo unlock: press button :.
You can open a front door from inside the
vehicle even if it has been locked. Open the
door only when the traffic conditions permit.
If the vehicle has been locked with the locking
button for the central locking function:
Rand the SmartKey has been reset to the
factory settings, the complete vehicle is
unlocked when a front door is opened from
the inside
Rand the SmartKey has been set to an
individual setting, only the front door that
is opened from the inside is unlocked
If the vehicle has been locked centrally with
the SmartKey or with KEYLESS-GO, it is not
unlocked if you use the unlocking button for
the central locking system.
Automatic locking
The vehicle locks automatically when the
ignition is switched on and the wheels of the
vehicle are moving at a speed above 9 mph
(15 km/h). Therefore, there is a risk of being
locked out when the vehicle is being pushed,
towed or tested on a dynamometer.
You can switch off the automatic locking
function via COMAND (Y page 261).
Doors83Opening and closingZ
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Power closing feature
The power closing feature pulls the doors and
trunk lid into their locks automatically even if
they are only partly closed.
GWarning
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.
GWarning
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.
GWarning
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.
XPower closing feature (doors): push the
door past the first detent position of the
lock.
The power closing feature will pull the door
fully closed.
XPower 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
centrally with the SmartKey or KEYLESS-GO:
XTake the mechanical key out of the
SmartKey (Y page 79).
XInsert the mechanical key into the lock of
the driver's door as far as it will go.
XFirmly turn the mechanical key counter-
clockwise as far as it will go to position
1 and hold it in this position.
XPull the door handle quickly.
The locking knob pops up.
The door is unlocked.
XTurn the mechanical key back and remove
it.
XPull the door handle again.
Locking the vehicle
If the vehicle can no longer be locked
centrally with the SmartKey or KEYLESS-GO:
If the SmartKey is faulty, you can lock the
doors and the trunk by taking the following
steps. If the central locking in the vehicle is
malfunctioning, you cannot lock the trunk.
XPress down the locking knobs on the open
rear doors.
XClose the rear doors.XOpen the front-passenger door.XClose the driver's door and the trunk lid.XPress down the locking knob of the driver's
door inside the vehicle.
XPress down the locking knob of the open
front-passenger door.
84DoorsOpening and closing
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Opening and closing manually
Opening
You can only open the trunk lid after
unlocking it first.
XPress the % button on the SmartKey.XPull handle :.
Closing
GWarning
To prevent possible personal injury, always
keep hands and fingers away from the trunk
opening when closing the trunk lid. Be
especially careful when small children are
around.
XPull the trunk lid down using recess :.XLock the vehicle if necessary with
the & button on the SmartKey or with
KEYLESS-GO (Y page 77).
Automatic opening and closing from
the outside
Important safety guidelines
GWarning
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.
! The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
For the trunk lid to be opened fully, there must
be a minimum clearance from floor to ceiling
of 5.90 ft (1.80 m).
Opening
You can open the trunk lid with the SmartKey.
XPress and hold the F button on the
SmartKey until the trunk lid opens.
Closing
GWarning!
Monitor the closing procedure carefully to
make sure no one is in danger of being
injured. To prevent possible personal injury,
always keep hands and fingers away from the
trunk opening when closing the trunk lid. Be
especially careful when small children are
around. To stop the closing procedure, do one
of the following:
RPress button F on the SmartKey.
RPress the remote trunk opening/closing
switch (on the driver's door).
RPress the trunk closing switch.
RPress the KEYLESS-GO locking/closing
switch.
RPull the trunk lid handle.
Even with the SmartKey removed from the
starter switch or the SmartKey with KEYLESS-
GO removed from the vehicle, the remote
86TrunkOpening and closing
Page 89 of 524
trunk opening/closing switch can be
operated. Therefore, do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury.
You can close the trunk lid automatically by
using the closing button5 or locking button6.
XTo close: press closing button : in the
trunk lid.
XTo close and lock simultaneously:
Press locking button ; in the trunk lid.
iThe trunk lid can only be locked if there is
a KEYLESS-GO key outside the vehicle.
Automatic opening and closing from
the inside
GWarning!
Maintain sight of the area around the rear of
the vehicle while operating the trunk lid with
the door mounted switch. Monitor the closing
procedure carefully to make sure no one is in
danger of being injured.
To interrupt the closing procedure, release
the door mounted remote trunk opening/
closing switch again.
Even with the SmartKey removed from the
starter switch or the SmartKey with KEYLESS-
GO removed from the vehicle, the remote
trunk opening/closing switch can be
operated. Therefore, do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. A child’s unsupervised
access to a vehicle could result in an accident
and/or serious personal injury.
GWarning
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.
You can open/close the trunk lid from the
driver's seat when the vehicle is stationary.
XTo open: press remote operating switch for
trunk lid : until the trunk lid opens.
XTo close: press remote operating switch
for trunk lid : until the trunk lid is closed.
Locking the trunk separately
You can lock the trunk separately. If you then
unlock the vehicle centrally, the trunk
remains locked and cannot be opened.
XClose the trunk lid.XTake the mechanical key out of the
SmartKey (Y page 79).5For vehicles with the trunk lid remote closing feature only.6For vehicles with the trunk lid remote closing feature and KEYLESS-GO only.
Trunk87Opening and closingZ
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XInsert the mechanical key into the trunk lid
lock as far as the stop.
XTurn the mechanical key clockwise from
position 1 to position 2.
XRemove the mechanical key.
Unlocking the trunk (mechanical key)
! The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
If the trunk can no longer be unlocked with
the SmartKey or KEYLESS-GO:
XTake the mechanical key out of the
SmartKey (Y page 79).
XInsert the mechanical key into trunk lid
lock : as far as possible.
XTurn the mechanical key counter-clockwise
as far as possible.
The trunk is unlocked.
XTurn the mechanical key back and remove
it.Trunk emergency release
You can open the trunk lid from inside the
vehicle with the emergency release button.
XBriefly 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:
RThe button flashes for 30 minutes after the
trunk lid is opened.
RThe 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.
88TrunkOpening and closing
Page 93 of 524
XPress and hold the % button again until
the side windows and the sliding sunroof or
the panorama roof with power tilt/sliding
panel are in the desired position.
XTo interrupt the convenience opening:
release the % button.
Convenience closing
General information
When you lock the vehicle, you can
simultaneously:
Rclose the side windows
Rclose the sliding sunroof or the panorama
roof with power tilt/sliding panel
On vehicles with roller sunblinds, you can
then close the roller sunblinds.
iThe roller sunblinds of the panorama roof
with power tilt/sliding panel and the roller
sunblinds on the rear side windows are
closed at the same time.
GWarning
When closing the door windows and the
sliding sunroof or panorama roof with power
tilt/sliding panel, make sure that there is no
danger of anyone being harmed by the closing
procedure.
If potential danger exists, proceed as follows:
RRelease the & button to stop the closing
procedure. To open, press and hold the
% button. To continue the closing
procedure after making sure that there is
no danger of anyone being harmed by the
closing procedure, press and hold the
& button.
Vehicles with KEYLESS-GO:
RRelease the sensor surface on the outside
door handle to stop the closing procedure.
RImmediately pull on the same outside door
handle and hold firmly. The door windows
and the sliding sunroof or panorama roof
with power tilt/sliding panel will open for
as long as the door handle is held but the
door is not opened.
Using the SmartKey
iThe SmartKey must be close to the
driver's door handle.
XPoint the tip of the SmartKey at the driver's
door handle.
XLock the vehicle by pressing the &
button.
XPress and hold the & button until the
side windows and the sliding sunroof or the
panorama roof with power tilt/sliding
panel are fully closed.
XMake sure that all the side windows and the
sliding sunroof or panorama roof with
power tilt/sliding panel are closed.
XTo interrupt the convenience closing:
release the & button.
On vehicles with roller sunblinds:
XPress the & button again until the roller
sunblinds close.
XTo interrupt the roller sunblind closing
procedure: press the % button.
With KEYLESS-GO
The KEYLESS-GO key must be outside the
vehicle but must not be further than 3 ft (1 m)
from a door.
XClose all the doors.Side windows91Opening and closingZ
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:Seat cushion angle;Backrest angle=To fold the head restraint up or back?Head restraint angleASeat fore-and-aft adjustment
Adjusting the front-passenger seat
from the driver’s seat
GWarning!
When adjusting the front passenger seat,
make sure the seat, if occupied, is as far from
the front passenger front air bag as possible.
Otherwise, the passenger could be seriously
or even fatally injured in the event of an
accident or braking maneuver.
Make sure no one is caught or injured while
the seat is being adjusted.
Even with the SmartKey or SmartKey with
KEYLESS-GO removed from the starter switch
or the SmartKey with KEYLESS-GO removed
from the vehicle, the power seats can be
operated. Therefore, do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. A child’s unsupervised
access to a vehicle could result in an accident
and/or serious personal injury.
! Do not move the front-passenger seat
fully forwards if there are objects in the
parcel net in the front-passenger footwell.
The objects could otherwise be damaged.
You can use the seat switches on the driver's
side to adjust the front-passenger seat.
XTo activate/deactivate: press button :.
If the indicator lamp in button : is lit, you
can access the following functions for the
front-passenger seat:
Rseat adjustment
Rseat heating/ventilation
Rmemory function
Adjusting the front-passenger seat
from the rear
GWarning!
When adjusting the front passenger seat,
make sure the seat, if occupied, is as far from
the front passenger front air bag as possible.
Otherwise, the passenger could be seriously
or even fatally injured in the event of an
accident or braking maneuver.
Make sure no one is caught or injured while
the seat is being adjusted.
Even with the SmartKey or SmartKey with
KEYLESS-GO removed from the starter switch
or the SmartKey with KEYLESS-GO removed
from the vehicle, the power seats can be
operated. Therefore, do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. A child’s unsupervised
access to a vehicle could result in an accident
and/or serious personal injury.
! Do not move the front-passenger seat
fully forwards if there are objects in the
parcel net in the front-passenger footwell.
The objects could otherwise be damaged.
Seats103Seats, steering wheel and mirrorsZ
Page 110 of 524
The electrical steering wheel adjustment
feature can be operated at any time.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. A child's unsupervised access to a
vehicle could result in an accident and/or
serious personal injury.
Adjusting the steering wheel
:To adjust the steering wheel position
(fore-and-aft adjustment)
;To adjust the steering wheel height
iRelated topics:
REASY-ENTRY/EXIT feature
(Y page 108)
Rstoring settings (Y page 111)
Roperating the on-board computer
(Y page 365)
Steering wheel heating
Switching on/off
The steering-wheel heating heats the leather
areas of the steering wheel.
XMake sure that the SmartKey is in position
2 in the ignition lock.
XTo switch on/off: turn the lever in the
direction of arrow : or ;.
Indicator lamp = comes on or goes out.
Vehicles without KEYLESS-GO: the steering
wheel heating is deactivated if you remove
the SmartKey from the ignition lock.
Vehicles with KEYLESS-GO: the steering
wheel heating is deactivated if you remove
the key from the ignition lock and open the
driver's door.
iThe steering wheel heating deactivates, if
the temperature of the vehicle interior is
higher than 86 ‡ (30 †).
iThe steering wheel heating is switched off
automatically after about 24 minutes.
EASY-ENTRY/EXIT
Important safety instructions
The EASY-ENTRY/EXIT feature makes getting
in and out of your vehicle easier.
You can activate and deactivate the EASY-
ENTRY/EXIT feature using COMAND
(Y page 258).
GWarning
You must make sure no one can become
trapped or injured by the moving steering
wheel and driver's seat when the EASY-
ENTRY/EXIT feature is activated.
108Steering wheelSeats, steering wheel and mirrors