MERCEDES-BENZ CLK COUPE 2006 C209 Owner's Manual

100 Controls in detailLocking and unlockingFactory settingGlobal unlocking

Press buttonŒ.

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knobs in the doors
move up.


The anti-theft alarm system is dis-
armed.
The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds of
unlocking if:


neither a door nor the trunk is opened


the SmartKey is not inserted in the
starter switch


the central locking switch is not
activatedGlobal locking

Press button‹.
With the trunk and both doors closed:

All turn signal lamps flash three
times.


An acoustic signal sounds three
times (if equipped and feature acti-
vated).


The locking knobs in the doors
move down.


The anti-theft alarm system is
armed.
iYour vehicle may be equipped with an
acoustic lock and unlock confirmation
signal feature. If your vehicle is
equipped with this feature and the fea-
ture is activated, an acoustic signal will
sound when the vehicle is locked or un-
locked using the SmartKey.
To determine whether or not your vehi-
cle is equipped with this feature, con-
tact an authorized Mercedes-Benz
Center. If equipped and you wish to ac-
tivate or deactivate the feature, or ad-
just its signal volume, also contact an
authorized Mercedes-Benz Center.

101 Controls in detail
Locking and unlocking
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey so that
pressingŒ only unlocks the driver’s
door and the fuel filler flap.
Press and hold buttonsŒ and‹
simultaneously for about 6 seconds un-
til battery check lamp5 flashes twice.
The SmartKey will then function as fol-
lows:
Unlocking driver’s door and fuel filler
flap

Press buttonΠonce.

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knob in the driver’s
door move up.


The anti-theft alarm system is dis-
armed.Global unlocking

Press buttonΠtwice.

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knobs in the doors
move up.


The anti-theft alarm system is dis-
armed.
Global locking

Press button‹.
With the trunk and both doors closed:

All turn signal lamps flash three
times.


An acoustic signal sounds three
times (if equipped and feature acti-
vated).


The locking knobs in the doors
move down.


The anti-theft alarm system is
armed.Restoring to factory setting

Press and hold buttonsŒ and‹
simultaneously for about 6 seconds un-
til battery check lamp5 flashes twice.!If you can no longer lock or unlock the
vehicle with the SmartKey, then the
batteries in the SmartKey are dis-
charged, the SmartKey is malfunction-
ing or the vehicle battery is drained.

Check the batteries in the
SmartKey (
page 102) and re-
place them if necessary
(
page 409).


Use the mechanical key to unlock
the driver’s door (
page 404) and
the trunk (
page 405).


Use the mechanical key to lock the
driver’s door (
page 405) and the
trunk (
page 119).


Have the vehicle battery and the
battery connections checked
(page 426).

102 Controls in detailLocking and unlockingChecking the batteries
Press button‹orŒ.
Battery check lamp5 comes on
briefly to indicate that the SmartKey
batteries are in order.Unlocking and opening the trunk
You can unlock and open the trunk
separately.
A minimum height clearance of 5.71 ft
(1.74 m) is required to open the trunk lid.

Press and hold button Š until trunk
unlocks and begins to open.
The trunk can also be opened from its
inside in an emergency, see “Trunk emer-
gency release” (
page 118).Loss of SmartKey or mechanical key
If you lose a SmartKey or mechanical key,
you should do the following:

Have the SmartKey deactivated by an
authorized Mercedes-Benz Center.

Report the loss of the SmartKey or the
mechanical key immediately to your
car insurance company.

If necessary, have the mechanical lock
replaced.
Your authorized Mercedes-Benz Center
will be glad to supply you with a
replacement. If the SmartKey is malfunctioning,
contact an authorized Mercedes-Benz
Center.
!If battery check lamp5 does not
come on briefly during check, then the
SmartKey batteries are discharged.
Replace the batteries (
page 409).
You can obtain the required batteries
at any authorized Mercedes-Benz
Center.
iIf the batteries are checked within
signal range of the vehicle, pressing
the‹orŒ button will lock or
unlock the vehicle accordingly.
!The trunk lid swings open upwards au-
tomatically. Always make sure there is
sufficient overhead clearance.
Vehicles with trunk opening/closing
system*: To stop the opening proce-
dure, press button Š. The trunk lid
stops moving.iIf the trunk does not open, it is still
locked separately (
page 119).

103 Controls in detail
Locking and unlocking
SmartKey with KEYLESS-GO*
Vehicles equipped with KEYLESS-GO come
with two SmartKeys with KEYLESS-GO,
each with remote control and a removable
mechanical key.
The locking tabs for the mechanical key
portion of the two SmartKeys with
KEYLESS-GO are a different color to help
distinguish each SmartKey with
KEYLESS-GO unit.
The KEYLESS-GO function is integrated
into the SmartKey. On these vehicles, the
validity of the SmartKey with KEYLESS-GO
is checked every time you pull an outside
door handle.
If the SmartKey with KEYLESS-GO is valid,
your vehicle unlocks

the doors


the trunk


the fuel filler flap
SmartKey with KEYLESS-GO1‹Lock button
2Š Opening button for trunk
3Mechanical key locking tab
4ΠUnlock button
5Battery check lamp
6Â Panic button (
page 86)
iWhen the passenger outside door han-
dle is pulled, the vehicle is centrally un-
locked.
Warning!
G
When leaving the vehicle, always take the
SmartKey with KEYLESS-GO* with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.!To prevent possible malfunction, avoid
exposing the SmartKey with
KEYLESS-GO to high levels of electro-
magnetic radiation.

104 Controls in detailLocking and unlocking
Important notes on using KEYLESS-GO*

You can also use the SmartKey with
KEYLESS-GO like a normal SmartKey
(page 98).


You can combine KEYLESS-GO func-
tions with normal SmartKey functions
(e.g. unlocking with KEYLESS-GO and
locking with the‹button).


Always carry the SmartKey with
KEYLESS-GO with you.


Never store the SmartKey with
KEYLESS-GO together with:

Electronic items such as a cellular
phone or another SmartKey with
KEYLESS-GO.


Metallic objects such as coins or
metal foil.
Doing so could impair the function of
the KEYLESS-GO system.
iUSA only:
This device complies with Part 15 of
the FCC Rules. Operation is subject to
the following two conditions:
(1) This device may not cause harmful
interference, and
(2) this device must accept any
interference received, including
interference that may cause
undesired operation.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
iCanada only:
This device complies with RSS-210 of
Industry Canada. Operation is subject
to the following two conditions:
(1) This device may not cause interfer-
ence, and
(2) this device must accept any
interference received, including
interference that may cause
undesired operation of the device.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.iYou can also open and close the power
windows and power tilt/sliding sun-
roof* using the SmartKey with
KEYLESS-GO, see “Summer opening
feature” (
page 249) and see “Conve-
nience closing feature” (
page 250).

105 Controls in detail
Locking and unlocking


To lock or unlock the vehicle, the
SmartKey with KEYLESS-GO must be
located outside the vehicle within ap-
proximately 3 ft (1 m) of the door to be
opened or the trunk lid.


In order to start the engine with the
SmartKey with KEYLESS-GO:

The SmartKey with KEYLESS-GO
must be located in the vehicle.


All doors must be closed.


The brake pedal must be firmly de-
pressed. Do not depress the accel-
erator.


If the SmartKey with KEYLESS-GO is
positioned farther away from the vehi-
cle, the system may no longer recog-
nize the SmartKey with KEYLESS-GO.
The vehicle then cannot be locked or
the engine started via the KEYLESS-GO
system.


If the SmartKey with KEYLESS-GO is re-
moved from the vehicle (e.g. if passen-
ger exits the vehicle with the SmartKey
with KEYLESS-GO).


with the starter switch position1,
the message:Key not recognizedappears in the multifunction display


with the engine running, the
message:Key not recognizedappears in the multifunction display
while driving off.
Find the SmartKey with KEYLESS-GO or
change its present location immediate-
ly (e.g. place it on the front passenger
seat or insert it in shirt pocket).


If you have started the engine with the
KEYLESS-GO start/stop button
(page 35), you can turn it off again
with:


the KEYLESS-GO start/stop button


the SmartKey inserted in the starter
switch, when the gear selector le-
ver is in positionP


Remember that the engine can be
started by anyone with a SmartKey
with KEYLESS-GO that is left inside the
vehicle.
Possibility 1:
(One SmartKey with KEYLESS-GO in
the vehicle, one SmartKey with
KEYLESS-GO outside the vehicle):
If you leave the SmartKey with
KEYLESS-GO behind when exiting and
locking the vehicle, no message ap-
pears in the multifunction display.
Possibility 2:
(One SmartKey with KEYLESS-GO in
the vehicle, no SmartKey with
KEYLESS-GO outside the vehicle):
When exiting and trying to lock the ve-
hicle, the messageKey recognized in vehiclewill appear in the multifunction display.
The vehicle will not be locked.

106 Controls in detailLocking and unlockingFactory settingGlobal unlocking

Pull an outside door handle (SmartKey
with KEYLESS-GO must be near this
door).

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knobs in the doors
move up.


The anti-theft alarm system is dis-
armed.The vehicle will lock again automatically
and reactivate the anti-theft alarm system
within approximately 40 seconds of un-
locking if:


neither a door nor the trunk is opened.


the central locking switch is not
activated.
iYour vehicle may be equipped with an
acoustic lock and unlock confirmation
signal feature. If your vehicle is
equipped with this feature and the fea-
ture is activated, an acoustic signal will
sound when the vehicle is locked or un-
locked using the SmartKey.
To determine whether or not your vehi-
cle is equipped with this feature, con-
tact an authorized Mercedes-Benz
Center. If equipped and you wish to ac-
tivate or deactivate the feature, or ad-
just its signal volume, also contact an
authorized Mercedes-Benz Center.
iIf the vehicle has been parked for a
longer period of time, you must pull an
outside door handle in order to activate
the KEYLESS-GO function.
iThe vehicle could inadvertently be
unlocked if the SmartKey with
KEYLESS-GO is within 3 ft (1 m) of the
vehicle and:

an outside door handle is splashed
with water, or


you attempt to clean an outside
door handle.

107 Controls in detail
Locking and unlocking
Global locking
Press the lock button on an outside
door handle (
page 60) or the trunk
lid (
page 109).
With the trunk and both doors closed:


All turn signal lamps flash three
times.


An acoustic signal sounds three
times (if equipped and feature acti-
vated).


The locking knobs in the doors
move down.


The anti-theft alarm system is
armed.Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey with
KEYLESS-GO so when you, pull the driver’s
door handle only the driver’s door and the
fuel filler flap unlocks.

Press and hold buttonsŒ and‹
simultaneously for about 6 seconds un-
til battery check lamp5 flashes twice.
The SmartKey with KEYLESS-GO will
then function as follows:
Unlocking driver’s door and fuel filler
flap

Pull the driver’s door handle.

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knob in the driver’s
door move up.


The anti-theft alarm system is dis-
armed.Global unlocking

Pull the door handle on the passenger
side.

All turn signal lamps flash once.


An acoustic signal sounds once (if
equipped and feature activated).


The locking knobs in the doors
move up.


The anti-theft alarm system is dis-
armed.
Global locking

Press the lock button on an outside
door handle.
With the trunk and both doors closed:

All turn signal lamps flash three
times.


An acoustic signal sounds three
times (if equipped and feature acti-
vated).


108 Controls in detailLocking and unlocking


The locking knobs in the doors
move down.


The anti-theft alarm system is
armed.
Restoring to factory setting

Press and hold buttonsŒ and‹
simultaneously for about 6 seconds un-
til battery check lamp5 flashes twice.Checking the batteries

Press button‹orŒ.
Battery check lamp5 comes on
briefly to indicate that the SmartKey
with KEYLESS-GO batteries are in or-
der.
iYou can also lock the vehicle using the
lock button on the trunk lid
(page 109) or, vehicles with trunk
opening/closing system*,
KEYLESS-GO locking/closing switch
(page 117).
!If you can no longer lock or unlock the
vehicle with the SmartKey with
KEYLESS-GO, then the batteries in the
SmartKey with KEYLESS-GO are dis-
charged, the SmartKey with
KEYLESS-GO is malfunctioning or the
vehicle battery is drained.

Check the batteries in the
SmartKey with KEYLESS-GO
(page 108) and replace them if
necessary (
page 409).


Use the mechanical key to unlock
the driver’s door (
page 404) and
the trunk (
page 405).


Use the mechanical key to lock the
driver’s door (
page 405) and the
trunk (
page 119).


Have the vehicle battery and the
battery connections checked
(page 426).
If the SmartKey with KEYLESS-GO is
malfunctioning, contact an authorized
Mercedes-Benz Center.
!If battery check lamp5 does not
come on briefly during check, then the
SmartKey with KEYLESS-GO batteries
are discharged.
Replace the batteries (
page 409).
You can obtain the required batteries
at any authorized Mercedes-Benz
Center.
iIf the batteries are checked within sig-
nal range of the vehicle, pressing
the‹orŒ button will lock or
unlock the vehicle accordingly.


109 Controls in detail
Locking and unlocking
Global locking using the lock button on
the trunk lid
1Lock button
Press lock button1 on the trunk lid.With the trunk and both doors closed:


All turn signal lamps flash three
times.


An acoustic signal sounds three
times (if equipped and feature acti-
vated).


The locking knobs in the doors
move down.


The anti-theft alarm system is
armed.Unlocking and opening the trunk
You can unlock and open the trunk sepa-
rately.
A minimum height clearance of 5.71 ft
(1.74 m) is required to open the trunk lid.

Press and hold button Š until trunk
unlocks and begins to open.
The trunk can also be opened from its in-
side in an emergency, see “Trunk emer-
gency release” (
page 118).
iTo prevent a possible inadvertent
lockout, the trunk will open
automatically if a SmartKey with
KEYLESS-GO* is recognized inside the
vehicle or in the trunk.
iYou can also lock the vehicle using the
lock button on an outside door handle
(page 60) or, vehicles with trunk
opening/closing system*,
KEYLESS-GO locking/closing switch
(page 117).
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
Vehicles with trunk opening/closing
system*: To stop the opening proce-
dure, press button Š. The trunk lid
stops moving.iIf the trunk does not open, it is still
locked separately (
page 119).