Retractable Hard top MERCEDES-BENZ SLK55AMG 2007 R171 Owner's Guide

244 Controls in detail
Retractable hardtop
Unlocked status noticed while driving
Stop the vehicle and leave the ignition
switched on.
To lock the retractable hardtop in its
fully closed position, push the retract-
able hardtop switch forward until the
retractable hardtop is fully closed.
or:
To lock the retractable hardtop in its
fully opened position, push the retract-
able hardtop switch rearward until the
retractable hardtop is fully open.Opening and closing the retractable
hardtop with the SmartKey*
The power windows (
page 235) will also
be opened or closed when you operate the
retractable hardtop with the SmartKey.
Aim transmitter eye at the outside
driver’s or passenger door handle.
The SmartKey must be in close proxim-
ity to the respective outside door han-
dle.
Warning!G
Stop the vehicle and lock the retractable
hardtop before continuing to drive. You
could otherwise endanger yourself and oth-
ers.
Warning!G
Before operating the retractable hardtop,
make sure no persons can be injured by the
moving parts (retractable roof, roof frame,
and trunk lid) due to negligence.
Hands must never be placed near the roof
frame, upper windshield area, hardtop, shelf
behind roll bars, or trunk lid while the re-
tractable hardtop is being raised or lowered.
Serious personal injury may occur.
If potential danger exists, release the re-
spective button on the SmartKey. This im-
mediately interrupts the raising or lowering
procedure. You can then operateŒ
or‹to raise or lower the hardtop away
from the danger zone.

245 Controls in detail
Retractable hardtop
Opening (Summer opening feature)
Press and hold unlock buttonΠun-
til the retractable hardtop is complete-
ly open.
The retractable hardtop and windows
begin to open after approximately
1 second. In the multifunction display
you will see the message
Retractable
roof in operation
.
Release buttonΠon the SmartKey
to interrupt procedure.
Closing (Convenience closing feature)
Press and hold lock button‹until
the retractable hardtop is fully closed.
The retractable hardtop and windows
begin to close after approximately
1 second. In the multifunction display
you will see the message
Retractable
roof in operation
.
Release button‹on the SmartKey
to interrupt procedure.
Warning!G
When closing the side windows and retract-
able hardtop, make sure that there is no
danger of anyone being harmed by the
closing procedure.
If potential danger exists, proceed as fol-
lows:

Release button‹to stop the closing
procedure. To open, press and hold
buttonŒ. To continue the closing
procedure after making sure that there
is no danger of anyone being harmed by
the closing procedure, press and hold
button‹.
Warning!G
If the retractable hardtop does not com-
pletely open or close, the roof hydraulics will
lose pressure and the retractable hardtop is
lowered

after approximately 7 minutes when the
ignition is switched on.

after approximately 15 seconds when
the ignition is switched off.
Shortly before the hardtop is lowered, a
warning will sound. In the multifunction dis-
play you will seeK and the message
Retractable roof being opened.

Properly lock the retractable hardtop
before continuing to drive (
page 243).

246 Controls in detail
Retractable hardtop
Wind screen*
1Wind screen
2Snap fastener (with handle cap)
3Supporting strap
4Fastening pin
5Gap6Handle cap
Installing
Remove wind screen1 from its stor-
age bag and unfold.
The storage bag is located on the wall
behind the seat backrests.
Attach supporting straps3 to fasten-
ing pins4.
Close snap fasteners2 by pushing in
handle cap6.
Pull wind screen1 on molding over
roll bars.
Pull the wind screen edging, not on the
netting itself.
Removing
Pull off wind screen1 from roll bars.
Open snap fasteners2 by pulling out
handle cap6.
Loosen supporting straps3 from fas-
tening pins4.
Fold wind screen1 and put it back
into storage bag.
Warning!G
The wind screen can restrict the driver’s
vision to the rear of the vehicle. To prevent
a possible accident when visibility is limited
(e.g. in darkness), the upper part of the wind
screen should be folded back.
iMake sure the lower wind screen edging is
inserted through the gap5 between the stor-
age compartment and the rear panel.

251 Controls in detail
Loading
Loading
Roof rack
!This vehicle is not designed to carry items
on its roof. Roof rails and any roof-mounted
devices, unless expressly approved by
Mercedes-Benz for use on this vehicle model,
must not be used as they will damage the vehicle
and retractable hardtop.
At time of printing, Mercedes-Benz does not
offer any roof racks or any other roof-mounted
devices for use on this vehicle.
!This vehicle is not designed to carry any
items on its trunk lid or accommodate any type
of trunk lid rack or device. Using such devices
may damage the vehicle and retractable hardtop
mechanism.

374 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
AReserve fuelThe fuel level has dropped below the
reserve mark.Refuel at the next gas station (page 291).
4Gas cap
is openA loss of pressure has been detected
in the fuel system. The fuel cap may
not be closed properly or the fuel
system may be leaky.Check the fuel cap (page 291).
If it is not closed properly:
Close the fuel cap.
If it is closed properly:
Have the fuel system checked by an autho-
rized Mercedes-Benz Center.
KRetractable roof
Open/Close completelyYou are driving with the retractable
hardtop not properly locked.Stop the vehicle in a safe location. Observe
the traffic situation around you.
Push the retractable hardtop switch forward
or rearward until the retractable hardtop is
completely closed or open (
page 240).
Retractable roof
being openedThe retractable hardtop is not com-
pletely opened or closed. The roof
hydraulics will start to lose pressure.Make sure the retractable hardtop is com-
pletely opened or closed (
page 240).
Retractable roof
locked
while vehicle is
movingYou have attempted to open the
retractable hardtop while driving.Stop the vehicle in a safe location and try to
open the hardtop again.

381 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
Please fasten beltThe display reminds you to fasten
your seat belt.Fasten your seat belt.
Front passenger
Please fasten beltThe display reminds you and your
passenger to fasten your seat belts.Fasten your seat belts.
tPHONE OFFThis display appears if buttons
ort on the multifunction steer-
ing wheel is pressed and the vehicle
is not equipped with a telephone*.
ÊThis message will appear whenever
the trunk lid is open.Close the trunk lid.
MClose
trunk partitionYou are trying to open or close the
retractable hardtop even though
the luggage cover in the trunk is not
closed and/or properly engaged.Close the luggage cover (page 241).
WTop up
washer fluidThe fluid level in the windshield
washer fluid reservoir has dropped
below its minimum mark.Add washer fluid (page 302).

390 Practical hints
Opening/closing in an emergency
Raising retractable hardtop manually
Warning!G
If the retractable hardtop does not com-
pletely open or close, the roof hydraulics will
lose pressure and the retractable hardtop is
lowered

after approximately 7 minutes when the
ignition is switched on

after approximately 15 seconds when
the ignition is switched off
Shortly before the hardtop is lowered, a
warning will sound. In the multifunction dis-
play you will seeK and the message
Retractable roof being opened.

Properly lock retractable hardtop before
continuing to drive (
page 240).
Warning!G
Manually closing the retractable hardtop is a
complicated and technically demanding pro-
cedure and should only be performed by an
authorized Mercedes-Benz Center or quali-
fied technician. Attempting to manually
close the retractable hardtop may cause
damage to the retractable hardtop and/or
personal injury.
Warning!G
To prevent possible accidents, drive the
vehicle only with the retractable hardtop
either completely closed and locked, or fully
lowered into its storage compartment.

413 Practical hints
Flat tire
Lowering the vehicle
Lower vehicle by turning the crank
counterclockwise until vehicle is
resting fully on its own weight.
Remove the jack.
1-5 Wheel bolts
Tighten the five wheel bolts evenly in
the direction of the arrow, following the
diagonal sequence illustrated
(1to5), until all bolts are tight.
Observe a tightening torque of
80 lb-ft (110 Nm).
Fully collapse the jack.
Place the vehicle tool kit, electric air
pump, and the jack back in the storage
compartment underneath the trunk
floor.
Wrap the damaged wheel in the protec-
tive sheet provided with the vehicle
tool kit and put the wheel in the trunk.
For information on storing the spare wheel
in the trunk after it has been replaced by a
regular road wheel, see “Storing the spare
wheel with collapsible tire” (
page 385).
Warning!G
Inflate the collapsible tire using the electric
pump (
page 411) before lowering the
vehicle.
Warning!G
Have the tightening torque checked after
changing a wheel. The wheels could come
loose if they are not tightened to a torque of
80 lb-ft (110 Nm).
iThe flat tire may be transported in the trunk
when the retractable hardtop is closed.

442 Technical data
Weights
ModelSLK 280
SLK 350SLK 55 AMG
Maximum roof load110 lb (50 kg)110lb (50kg)
Maximum trunk load220 lb (100 kg)220 lb (100 kg)
!This vehicle is not designed to carry items
on its roof. Roof rails and any roof-mounted de-
vices, unless expressly approved by
Mercedes-Benz for use on this vehicle model,
must not be used as they will damage the vehicle
and retractable hardtop.
At time of printing, Mercedes-Benz does not
offer any roof racks or any other roof-mounted
devices for use on this vehicle.!This vehicle is not designed to carry any
items on its trunk lid or accommodate any type
of trunk lid rack or device. Using such devices
may damage the vehicle and retractable hardtop
mechanism.

444 Technical data
Fuels, coolants, lubricants, etc.
ModelCapacityFuels, coolants, lubricants etc.
Power steeringAll models1.1 US qt (1.0 l)MB Power Steering Fluid (Pentosin CHF 11S or,
depending on vehicle production date, Chevron
Texaco PSF 9109)
1
Front wheel hubsAll modelsapprox. 2.1oz (60g) eachHigh temperature roller bearing grease
Brake systemAll models0.5 US qt (0.5 l)MB Brake Fluid (DOT 4+)
Cooling systemSLK 280approx. 10.4 US qt (9.8 l)MB 325.0 Anticorrosion/Antifreeze Agent
SLK 350approx. 10.4 US qt (9.8 l)
SLK 55 AMGapprox. 11.7 US qt (11.1 l)
Fuel tankAll modelsapprox. 18.5 US gal (70.0 l)Premium unleaded gasoline:
Minimum posted Octane 91 (average of
96 RON/86 MON)
including a reserve ofSLK 280, SLK 350
SLK 55 AMGapprox. 2.4 US gal (9.0 l)
approx. 2.6 US gal (10.0 l)
Air conditioning systemAll modelsR-134a refrigerant and special PAG lubricant oil
(never R-12)
Hydraulic system for
retractable hardtopAll models0.19 US qt (0.18 l)MB Hydraulic Fluid
Windshield washer
system and headlamp
cleaning system*All models7.4 US qt (7.0 l)MB Windshield washer concentrate2
1For detailed information, please refer to the Factory Approved Service Products pamphlet (USA only) or contact an authorized Mercedes-Benz Center.2Use MB Windshield Washer Concentrate“MB SummerFit” and water for temperatures above freezing point or MB Windshield Washer Concentrate “MB SummerFit”
and commercially available premixed windshield washer solvent/antifreeze for temperatures below freezing point. Follow suggested mixing ratios (page 450).