MERCEDES-BENZ S CLASS 2003 Owners Manual

91 Controls in detail
Locking and unlocking


If the KEYLESS-GO card is positioned
farther away from the vehicle (e.g. in-
side clothing or briefcase) and can no
longer be recognized by the system,
the vehicle cannot be locked or the en-
gine started via the KEYLESS-GO sys-
tem.


If the KEYLESS-GO card is removed
from the vehicle while the ignition is
switched on (e.g. if passenger exits the
vehicle with the card), the message CHIP CARD NOT RECOGNIZED!
will ap-
pear in the multifunction display.
Find the card or change its present lo-
cation immediately (e.g. place it on the
front passenger seat or insert it in shirt
pocket).


Remember that the engine can be
started by anyone with a KEYLESS-GO
card that is left inside the vehicle. If you
leave the card behind when exiting and
locking the vehicle, the message
CHIP
CARD DETECTED IN VEHICLE!
will ap-
pear in the multifunction display.Factory setting
Global unlocking

Grasp the door handle.
The vehicle will lock again automatically
within approximately 40 seconds of un-
locking if neither door nor trunk is opened.
Global locking

Press lock button at door handle
(page 53) or trunk (
page 93).Individual setting
If you frequently travel alone, you may wish
to reprogram the KEYLESS-GO card so that
grasping a door handle only unlocks the
driver’s door, interior lockable storage
compartments and the fuel filler flap.
1Programming button
2“Driver’s door” symbol
3“Global unlock” symbol
iThe vehicle could inadvertently be un-
locked if the KEYLESS-GO card is with-
in 3 ft. (1 m) of the vehicle and:

the door handle is splashed with
water, or


you attempt to clean the door
handle

92 Controls in detailLocking and unlocking
Press and hold programming button1
until “Driver’s door” symbol2 lights up.
The KEYLESS-GO card will then func-
tion as follows:
Unlocking the driver’s door
Grasp the driver’s door handle.
Global unlocking

Grasp the door handle on the pas-
senger side.
Global locking

Press lock button at door handle or
trunk lid.Restoring to factory setting

Press and hold programming button1
until “Central unlock” symbol3 lights
up.Checking the batteries

Briefly press programming button1.
The KEYLESS-GO card batteries are in
order if the indicator lamp for either
“Driver’s door”2 or “Central unlock”3
comes on red or green.
!If you cannot lock or unlock the vehicle
with the KEYLESS-GO card, then either
the batteries of the KEYLESS-GO card
are discharged or the KEYLESS-GO
card is malfunctioning.

Check the batteries of the
KEYLESS-GO card (
page 89) and
replace them if necessary
(
page 328).
or


Use the SmartKey to unlock the
doors (
page 30) and trunk
(
page 98) as required. Lock the
vehicle using the SmartKey
(page 93).
If your KEYLESS-GO card is malfunc-
tioning, contact your authorized
Mercedes-Benz Center.
!If symbols2 or3 do not light up during
the check, then the batteries of the
KEYLESS-GO card are discharged.

Change the batteries (
page 328).
You can obtain the batteries at any au-
thorized Mercedes-Benz Center.

93 Controls in detail
Locking and unlocking
Checking vehicle lock status
If you cannot remember whether you have
locked the vehicle, you can check the lock
status using the KEYLESS-GO card.
Briefly press programming button1.
The indicator lamp for “Driver’s door”2
or “Central unlock”3 lights up in red or
green.
Vehicle lock status:
Red: Vehicle is locked
Green: Vehicle is unlockedLocking the vehicle
1Trunk lock button

Press the lock button at door
(page 53) or trunk1.Closing the side windows and
sliding/pop-up roof

Press and hold lock button at the door
(page 53) until the side windows and
the sliding/pop-up roof are closed.
iWhen the vehicle is unlocked and the
anti-theft alarm system is switched off,
the turn signals illuminate briefly. If it is
dark, the locator lighting also switches
on (
page 122).
When the vehicle is locked and the an-
ti-theft alarm system is activated, the
turn signals flash three times.
Warning!
G
When closing the windows and the slid-
ing/pop-up roof, be sure that there is no
danger of anyone being harmed by the clos-
ing procedure.
If potential danger exists, proceed as fol-
lows:

Release the lock button.


Pull on the door handle and hold firmly.
The side windows and the slid-
ing/pop-up roof will open for as long as
the door handle is held but the door is
not opened.

94 Controls in detailLocking and unlockingUnlocking the trunk lid
You can unlock the trunk separately.
Press trunk lid button1 (
page 95)
until trunk unlocks.Loss of the KEYLESS-GO card
If you lose your KEYLESS-GO card, you
should do the following:

Have the KEYLESS-GO card deactivat-
ed by an authorized Mercedes-Benz
Center.

Report the loss immediately to your car
insurance company.

Have the mechanical lock replaced if
necessary.
Your authorized Mercedes-Benz Center
will be glad to supply you with a replace-
ment.
Opening the doors from the inside
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
1Locking knob
2Inside door handle
Pull on door handle2.
If door was locked, locking knob1 will
move up.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk
lid.iIf the vehicle was previously centrally
locked with the SmartKey, the trunk lid
will lock automatically after closing it.
The turn signals will flash three times to
confirm locking.
If the trunk lid was previously locked
separately (
page 98), it will remain
locked.

95 Controls in detail
Locking and unlocking
To cancel the alarm, do one of the follow-
ing:
Press button
‹
or
Œ
on the
SmartKey.

Insert the SmartKey in the starter
switch.
Opening the trunk lid
The trunk lid lock is located in the rear li-
cense plate recess.
Press the outer left-hand side of trunk
lid button1.The trunk lid swings open upwards. Always
make sure that there is sufficient overhead
clearance.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
The trunk can also be opened from the in-
side in an emergency, see “Trunk lid emer-
gency release” (
page 96).
iIf the vehicle has previously been
locked from the outside with the
SmartKey, opening a door from the in-
side will trigger the alarm.
iThe vehicle must be unlocked.

96 Controls in detailLocking and unlockingOpening the trunk from the inside
When the vehicle is stationary, you can
open the trunk from the inside using the
trunk lid release switch located on the driv-
er’s door control panel.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
1Indicator lamp
2Remote trunk lid switch

Pull remote trunk lid switch2.
The trunk opens. Indicator lamp1
comes on. It remains lit until you close
the trunk again.
If the trunk lid does not open, it is still
locked separately (
page 98).
Trunk lid emergency release
The emergency release button is located in
the trunk lid.
1Handle
Illumination of the emergency release but-
ton:

The button will blink for 30 minutes af-
ter opening the trunk.


The button will blink for 60 minutes af-
ter closing the trunk.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.

97 Controls in detail
Locking and unlocking

Briefly press the emergency release
button.
The trunk unlocks and the trunk lid
opens.
Closing the trunk lid
Lower trunk lid by pulling firmly on
handle1 (
page 96).
2Extending handle

Push the trunk lid down gently at the
extending handle2 until it engages into
the lock.The power closing assist automatically en-
sures that the lid is pulled closed com-
pletely (
page 102).
The extending handle2 is retracted after a
few seconds.
!The emergency release button does
not open the trunk lid if the vehicle bat-
tery is discharged or disconnected.iIf the emergency release button is
pressed and the vehicle was centrally
locked, the exterior lamps will flash and
the alarm will sound as the trunk lid
opens.
To cancel the alarm, insert the
SmartKey in the starter switch or press
button
Œ
or
‹
on the SmartKey.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
lid opening when closing the trunk. Be espe-
cially careful when small children are
around.Warning!
G
Only drive with the trunk closed as, among
other dangers such as visibility blockage,
exhaust fumes may enter the vehicle interi-
or.

98 Controls in detailLocking and unlocking
Separately locking the trunk
1Locked
2Unlocked
Close the trunk lid (
page 97)

Pull the mechanical key out of the
SmartKey (
page 326).

Insert the mechanical key into the
trunk lid lock.

Turn the mechanical key completely to
the right to position 1.
The trunk remains locked even when the
vehicle is centrally unlocked.
Separately unlocking the trunk
Turn the mechanical key completely to
the left to position 2.
You can now open the trunk.
A minimum height of 6 ft. (1.85 m) is re-
quired to open the trunk lid.
iTo prevent an inadvertent lockout, do
not place the SmartKey in the trunk.
Vehicles with KEYLESS-GO*: To pre-
vent a possible inadvertent lockout, the
trunk lid will open automatically if a
KEYLESS-GO card is recognized in the
area of the rear shelf or inside the
trunk.
iYou can only cancel the separate trunk
locking mode by means of the mechan-
ical key.

99 Controls in detail
Locking and unlocking
Trunk lid opening/closing system*
You can open or close the trunk lid from
the inside if the vehicle is stationary.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
Opening from the inside
You can open the trunk using the trunk lid
release switch.
A minimum height of 6 ft. (1.85 m) is re-
quired to open the trunk lid.
1Indicator lamp
2Remote trunk lid switch

Pull remote trunk lid switch2.
The trunk opens. Indicator lamp1
comes on. It remains lit until you close
the trunk again.
The trunk can also be opened from the in-
side in an emergency, see “Trunk lid emer-
gency release” (
page 96).
You can stop the opening process of the
trunk lid.

Press the remote trunk lid switch2.
The trunk lid remains in the current po-
sition.Closing from the inside

Press remote trunk lid switch2
(page 96) until the trunk lid is closed
and indicator lamp1 goes out.
To interrupt the closing procedure:

Release remote trunk lid switch2. The
trunk lid stops moving.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high) in the upper motion
sequence, the closing procedure is
stopped and the trunk re-opens slightly.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.iThe vehicle must be unlocked.
If the trunk lid does not open, it is still
locked separately (
page 98).
Warning!
G
Maintain sight of trunk area while operating
door mounted switch. Monitor the closing
procedure carefully to ensure that no one is
in danger of being injured. To interrupt the
closing procedure, release the door mount-
ed remote trunk lid switch.

100 Controls in detailLocking and unlockingTrunk lid closing switch in trunk
1Trunk lid closing switch
Press closing switch1.
The trunk lid closes automatically.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high) in the upper motion
sequence, the closing procedure is
stopped and the trunk re-opens slightly.Closing and locking the trunk with
KEYLESS-GO*
On vehicles with trunk lid opening/closing
system and KEYLESS-GO, you can close
the trunk lid and lock the vehicle simulta-
neously.
1Trunk lid closing switch
2KEYLESS-GO switch

Make sure that you have the SmartKey
and the KEYLESS-GO card with you.
Warning!
G
Monitor the closing procedure carefully to
ensure that no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the trunk opening when closing the trunk.
Be especially careful when small children
are around. To stop the closing procedure,
press the remote trunk lid switch (on driv-
er’s door control panel), the trunk lid closing
switch1, or the
Š
button on the
SmartKey.
iDo not place the SmartKey in the open
trunk. You may lock yourself out.
Vehicles with KEYLESS-GO*: To pre-
vent a possible inadvertent lockout, the
trunk lid will open automatically if a
KEYLESS-GO card is recognized in the
area of the rear shelf or inside the
trunk.