Page 209 of 304
209 Practical hints
Where will I find ...?
Vehicles with TIREFIT kit (SLK 32 AMG)
and CD changer* in trunk
1Storage box cover
2CD changer*
The vehicle tool kit, jack and wheel wrench
are located underneath the CD changer2.
Lift trunk floor cover.
Open storage box cover 1.3Latch
Slide latch3 forward to disengage stor-
age box.
Remove storage box.4Carpet cover
Slide small carpet cover4 from under-
neath the CD changer*2 and flip back-
wards for easier access to tool kit, jack
and wrench.
Slide out tool kit and jack in the direc-
tion of arrow. The wheel wrench is lo-
cated behind the tool kit and jack.
Page 210 of 304

210 Practical hintsUnlocking/locking in an emergency
Unlocking/locking in an emergencyUnlocking the vehicle
Unlocking the driver’s door
If you are unable to unlock the driver’s
door with the remote control, open the
door using the key as follows:
1Unlocking
2Locking
3Protective cap
Remove protective cap3 from driver’s
door lock.
Unlock the door wi th t he key . T o do so,
push key into the lock until it stops and
turn it to the left1.Unlocking the trunk
If you are unable to unlock the trunk with
the remote control, open the trunk using
the key as follows:
1Unlocked
2Neutral position
3Locked
Insert the key into the trunk lid lock
until it stops.
Turn the key counterclockwise to
position1.
Pull handle and lift the trunk lid
(page 77).
iUnlocking your vehicle with the key will
trigger the anti-theft alarm system. To
cancel the alarm, do one of the follow-
ing:
Press button
Œ
or
‹
on the
remote control.
Insert the key in the steering lock
and turn it to position1.
iUsing the key does not operate the
central locking system.
Page 211 of 304

211 Practical hints
Unlocking/locking in an emergency
Locking the vehicle
If you are unable to lock the vehicle with
the remote control, lock it with the key as
follows:
Close the passenger door and the
trunk.
Press the central locking switch in the
upper center console (
page 79).
Check to see whether the locking knob
on the passenger door is still visible. If
necessary, push it down manually.
Lock the driver’s door with the key. To
do so, push key into the lock until it
stops and turn it to the right2
(page 210).
Lock the trunk, if necessary with the
key. To do so, push key into the trunk
lid lock until it stops.
Turn the key clockwise to position3
(page 210).
!Do not place the key inside the trunk,
since the trunk is locked once its lid is
closed and the vehicle was previously
centrally locked.iUnlocking your vehicle with the key will
trigger the anti-theft alarm system. To
cancel the alarm, do one of the follow-
ing:
Press button
Œ
or
‹
on the
remote control.
Insert the key in the steering lock
and turn it to position1.
iUsing the key does not operate the
central locking system.
Page 212 of 304

212 Practical hintsUnlocking/locking in an emergencyChanging batteries in remote control
If the batteries in the remote control are
discharged, the vehicle can no longer be
locked or unlocked. It is recommended to
have the batteries replaced at an autho-
rized Mercedes-Benz Center.
Batteries contain materials that can harm
the environment if disposed of improperly.
Recycling of batteries is the preferred
method of disposal. Many states require
sellers of batteries to accept old batteries
for recycling.1Release button for key
2Battery cover
Replacement batteries: Lithium, type
CR 2025 or equivalent.
Press release button1 on the remote
control.
The key folds out.
Pull off battery cover2 in direction of
arrow.
Remove the batteries.
Insert new batteries with the plus (+)
side facing up.
Press battery cover onto housing until
it engages.
Warning!
G
Keep the batteries out of reach of children.
If a battery is swallowed, seek medical help
immediately.iWhen changing batteries, always re-
place both batteries.
When changing batteries, make sure
that new batteries are clean and free of
lint.
The required replacement batteries are
available at any Mercedes-Benz
Center.
iAfterwards, test the remote control to
see if it is functioning properly. If you
still cannot lock or unlock the vehicle,
synchronize the remote control
(page 213).
Page 213 of 304
213 Practical hints
Unlocking/locking in an emergency
Synchronizing remote control
If you are unable to lock or unlock the ve-
hicle with the remote control, the remote
control may have to be re synchronized.
Aim transmitter eye at vehicle and
briefly press transmit button
Œ
or
‹
twice.
Within approximately 30 seconds
insert key in steering lock and turn it to
position2 (
page 29).
The remote control should once again be
operational.
If the remote control is still malfunctioning,
contact an authorized Mercedes-Benz
Center.
Fuel filler flap
In case the central locking system does
not release the fuel filler flap, you can open
it manually.
Open the trunk.
1Release knob
2Cover
Open cover2 in the right side trunk
panel.
The cover is located behind the trunk
lid hinge.
Pull the release knob1 in direction of
arrow.
The fuel filler flap is opened simulta-
neously.
Page 214 of 304
214 Practical hintsUnlocking/locking in an emergencyManually unlocking the transmission selector lever
In the case of power failure, the transmis-
sion selector lever can be manually un-
locked, e.g. to tow the vehicle.
1Pin
Insert a pin1, e.g. ball point pen, into
the covered opening below positionD
of the shift pattern.
Perform the following two steps simul-
taneously:
Push pin1 down.
Move selector lever from
positionP.
Remove pin1.iAfter removing the pin from the open-
ing, the cover will not close fully. Only
after moving the selector lever to
positionsD+ andD- does the cover re-
turn to its closed position.
The selector lever is locked again when
moving it to positionP.
Page 215 of 304

215 Practical hints
Opening/closing in an emergency
Opening/closing in an emergency
Raising retractable hardtop manually
If the retractable hardtop cannot be closed
automatically, make certain that all points
listed under the “Retractable hardtop” sec-
tion (
page 129) were observed.
If the automatic operation still does not
function properly, you can close the re-
tractable hardtop manually.
This procedure should be performed with
great care by two persons.
Open doors or lower windows
(page 127).
Set parking brake (
page 47).
Remove key from steering lock
(page 29).
Open trunk lid (
page 77).
Open the right side trim panel in the
trunk.1Screw of hydraulic pump
2Control cable, right
3Hex-socket wrench
Remove hex-socket wrench3 from
cover.
Using wrench3 turn screw1 of the
hydraulic pump counterclockwise as
far as it will go.
!Manually closing the retractable hard-
top is a complicated and technically de-
manding procedure. Close the
retractable hardtop manually in emer-
gency cases only. Otherwise, visit an
authorized Mercedes-Benz Center.
Warning!
G
It is important that a second person
helps you. Otherwise, you could become
trapped or injured.
Remove any wristwatches or jewelry
such as rings or bracelets. Otherwise,
they could get caught in the vehicle
mechanism, causing personal injury to
yourself or damage to the vehicle.
Always use the grips provided. Other-
wise you could injure yourself.
Page 216 of 304
216 Practical hintsOpening/closing in an emergency
Keep wrench with you for later use in
closing and locking the retractable
hardtop.
Pull the loop of right control cable2 out
of the opening.
Remove first aid kit (
page 206).
Open the left side trim panel in the
trunk. 4Control cable, left
Pull the loop of left control cable4 out
of the opening.
!If you don’t turn screw1 of the hydrau-
lic pump to the left point of resistance,
the hydraulic pump could be damaged
by using the retractable hardtop
switch.
iIf you cannot find the control cable,
carefully insert a finger into the open-
ing to feel for the cable.
Warning!
G
At this point, the procedure needs to be
done by two people. Otherwise you could be
injured.