MERCEDES-BENZ SLC-Class 2017 R172 Manual PDF

Unlocking and opening doors from
the inside
!
The side windows will not open/close if the
battery is discharged or if the side windows
have iced up. It will then not be possible to
close the door. Do not attempt to forcet he
door closed. You could otherwise damage the
door or the side window.
You can open adoor from inside the vehicle
even if it has been locked.
If the vehicle has previously been locked from
the outside, openin gadoor from the inside will
trigger the anti-theft alarm system .Switc hoff
the alarm (
Ypage 61).
XPull door handle ;.
If the door is locked, locking knob :pops up.
The door is unlocked and can be opened.
When adoor is opened, the side window on that
side opens slightly. When the door is closed, the
side window closes again.
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle from
the inside. For example, you can unlock the
front-passenge rdoor from the inside or lock the
vehicle before you pull away.
XTo unlock: press button :.
XTo lock:press button ;.
If the front-passenge rdoor is closed, the vehi-
cle locks.
The central locking button does not lock or
unlock the fuel filler flap or the stowage com-
partment in the center console.
You cannot unlock the vehicle centrally from the
inside if the vehicle has been locked with the
SmartKey or KEYLESS-GO.
You can open adoor from inside the vehicle
even if it has been locked.
If al ocked door is opened from the inside, the
previous unlock status of the vehicle will be
taken int oconsideratio nif:
Rthe vehicle was locked using the locking but-
ton for the central locking, or
Rif the vehicle was locked automatically
The vehicle will be fully unlocked if it had previ-
ously been fully unlocked. If only the driver's
door had been previously unlocked, only the
door which has been opened from the inside is
unlocked.
Automatic locking feature
Doors69
Opening and closing
Z

XTo deactivate:press and holdbutton :for
aboutf ives econds unti latone sounds.
XTo activate: press and hol dbutton ;for
aboutf ives econds unti latone sounds.
If yo upress one of the two buttons and do not
hea rat one, the relevant setting hasa lready
been selected.
The vehicl eislocked automaticall ywhent he
ignition is switched on and the wheels are turn-
ing.
Yo uc ould therefore lock yoursel fout if:
Rthe vehicl eisbeing pushed.
Rthe vehicl eisbeing towed.
Rthe vehicl eisonar ollerdynamometer.
Yo uc an also switch the automatic locking func-
tio nona nd off using the on-board computer
(
Ypage 173).
Unlocking/lockin gthe driver's door
using the mechanical key
i
If yo uwanttoc entrall yloc kthe vehicl eusing
the mechanical key,b eginby pressing the
locking button for the interio rloc king mech-
anism whil ethe driver's door is open. Then
lock the driver's door using the mechanical
key.
XTo unlock: turn the mechanical key counter-
clockwise as far as it will go to position 1.
XTo lock:turn the mechanical key clockwise as
far as it will go to position 1.
If yo uusethe mechanical key to unlock and
open the driver's door, the anti-thef talarm sys-
tem will be triggered .Switch off the alarm
(
Ypage 61).
Trunk
Important safety notes
GWARNING
If objects, luggage or load sare not secured or
not secured sufficiently ,they could slip ,tip
ove rorbef lung around and thereb yhitvehicle
occupants. There is ariskofi njury,p articu-
larly in the event of sudden braking or asud-
de nc hange in direction.
Alway sstor eo bjects so thatt hey cannotbe
flung around .Secure objects, luggage or
load sagain st slipping or tipping before the
journey.
!The trunk li dswing su pwar ds when opened.
Therefore, make sure thatt hereiss ufficient
clearance above the trunk lid.
!Onlyc lose the trunk once the roo fislowere d
completely. Otherwise, yo ucould damag ethe
roof.
If yo uclose the trunk li dbefore the roo fis
lowered completely, the loading ai dswitch
lights up and awarning tone sounds.
The opening dimensions of the trunk li dcan be
found in the "Vehicle data" section
(
Ypage 289).
Do not leave the SmartKey in the trunk. You
could otherwise lock yoursel fout.
The trunk li dcan be:
Ropened/close dfrom outside
Ropene dautomaticall yfrom outside
Rlocked separately
Ropene dwitht he emergency release button
Runlocke dwitht he mechanical key
Yo us houl dpreferabl yplace luggage or load sin
the trunk.
70Trunk
Opening and closing

Opening/closing from outside
Opening
XPress the %button on the SmartKey.
XPull handle :.
XRaise the trun klid.
Closing
XPull the trun klid down using recess :.
XLock the vehicle if necessary using the &
button on the key or with KEYLESS-GO.
If KEYLESS-GO detects aSmartKey in the trunk,
it does not lock.
Locking the trunk separately
You can lock the trun kseparately. If you then
unlock the vehicle centrally, the trun kremains
locked and cannot be opened.
XClose the trun klid.
XTake the mechanical key out of the SmartKey
(Ypage 65).
XInser tthe mechanical key into the trun klid
lock as far as it will go.
XTurn the mechanical key clockwise from posi-
tion 1to position 2.
XRemove the mechanical key.
XInsertthe mechanical key into the SmartKey.
Unlocking the trunk (mechanical key)
!
The trun klid swings upwards when opened.
Therefore, make sure that there is sufficient
clearanc eabove the trun klid.
If the trun kcannot be unlocked with the Smart-
Key or KEYLESS-GO, use the mechanical key.
If you use the mechanical key to unlock and
open the trun klid, the anti-thef talarm system
will be triggered. Switc hoff the alarm
(
Ypage 61).
XTake the mechanical key out of the SmartKey
(Ypage 65).
XInser tthe mechanical key into the trun klid
lock as far as it will go.
XTurn the mechanical key from position 1
counter-clockwise as far as it will go to posi-
Trunk71
Opening and closing
Z

tion2.S imultaneouslyp ullthe trunk li dhan-
dle.
The trunk is unlocked.
XTurn the mechanica lkey back to position 1
and remove it.
XInsert the mechanica lkey into the SmartKey.
Trunk emergenc yrelease
Youc an unlock the trunk li dfromt he insid ewith
the emergency release button.
XPress emergency release button :briefly.
The trunk li dunlocks and opens.
The trunk li dcan be unlocke dand opene dwith
the trunk li demergency release when the vehi-
cle is stationar yorwhiledriving.
The trunk li demergency release does not unlock
the trunk li difthe battery is disconnecte dor
discharged.
Trunk li demergency release light:
REmergency release button :flashe sfor
30 minute safter the trunk li disopened
REmergency release button :flashe sfor
60 minute safter the trunk li disclosed
Side windows
Important safety notes
GWARNING
Whil eopening the side windows ,bod yp arts
could become trapped between the side win-
do wa nd the door frame as the side window
moves .There is ariskofi njury.
Make sure thatn obodytouche sthe side win-
do wd uringt he opening procedure. If some-
body become strapped ,release the switch or
pull the switch to close the side windo wagain .
GWARNING
Whil eclosing the side windows ,bod yp arts in
the closing area could become trapped .There
is ar iskofi njury.
When closing make sure thatnop arts of the
body ar einthe closing area .Ifsomebody
become strapped ,release the switch or press
the switch to open the side windo wagain .
GWARNING
If children operate the side windows they
could become trapped ,particularly if theya re
left unsupervised .There is ariskofi njury.
When leaving the vehicle, always take the
SmartKeyw ithy ou and lock the vehicle. Never
leav echildren unsupervised in the vehicle.
Side windo wreversin gfeature
The front side windows ar eequippe dwitha n
automatic reversing feature. If asolid object
blocks or restricts the upward movement of one
of the front side windows durin gthe closing
process, the side windo wopens agai nautomat-
ically. During the manua lclosing process, the
side windo wonlyo pens agai nautomatically
after the corresponding switch is released. How-
ever, the automatic reversing featur eisonlya n
ai da nd does not relieve yo uofthe responsibility
of paying attentio nwhenc losing asidew indow.
GWARNING
The reversing featur edoesn ot react:
Rto soft, light and thino bjects ,e.g.s mall fin-
gers
Rove rthe last 1/6 in(4 mm) of the closing
movement
Rdurin gresetting
Rwhen closing the side windo wagain man-
uall yimm ediatel yafter automatic reversing
Thi sm eans thatt he reversing featur ecannot
prevent someone being trapped in these sit-
uations. There is ariskofi njury.
72Side windows
Openin gand closing

Make sure that no body parts are in close
proximity during the closing procedure. If
someone becomes trapped, press the switch
to open the side window again.
Opening and closing the side win-
dows in the front
The switches for the front side windows are
located on the driver's door. There is also a
switch for the front-passenger side window on
the front-passenger door.
The switches on the driver's door take prece-
dence.
:Left
;Right
XTurn the SmartKey to position1or 2in the
ignition lock.
XTo open manually: press and hold the cor-
responding switch.
XTo open fully: press the switch beyond the
point of resistance and release it.
Automatic operation is started.
XTo close manually: pull the corresponding
switch and hold it.
XTo close fully: pull the switch beyond the
point of resistance and release it.
Automatic operation is started.
XTo interrupt automatic operation: press or
pull the corresponding switch again.
You can continue to operate the side windows
after you switch off the engine. This function is
available for up to five minutes or until the driv-
er's or front-passenger door is opened.
Opening and closing all side windows
Using the switch on the center console
GWARNING
While opening the side windows, body parts in
the closing area could become trapped. There is ar isk of injury.
Make sure that no body parts are in close
proximity during the closing procedure. If
somebody becomes trapped, release the
switch or press the switch down to open the
side window again.
You can use the switch on the center console to
close all side windows simultaneously.
XOpen the cover in the lower center console.
The switch for all side windows is under the
cover.
XTo open all side windows: press button:
to the point of resistance.
XTo open all side windows fully: press
switch :beyond the point of resistance.
XTo close all side windows: pull switch:.
All side windows begin the closing procedure
simultaneously.T he rear side windows close
after the front side windows.
If, after opening the windows, you close one side
window using the switch in the door control
panel:
Rthe front side window closes first and
Rthen the corresponding rear side window
closes.
Side windows73
Opening and closing
Z

Convenience closing with KEYLESS-GO
GWARNING
When usingt heconvenience closingf eature,
part soft hebody coul dbetrapped in th eclos-
ing area when aside window is beingc losed.
Thereisar iskofi njury.
Observ ethe completec losingprocedure
when th econvenience closingf eature is oper-
ating. Makes ure that no body partsa re in
close proximity durin gthe closingp rocedure.
Procee dasfollows if someoneist rapped:
XRelease th erecessed sensor surface on the
door handle.
XImmediately pull and hold th edoor handle
and keep th edoor handle pulled.
The side windows open.
WithK EYLESS-GO you can close all side win-
dows simultaneously. The KEYLESS-GO key
must be outside th evehicle .All th edoorsm ust
be closed.
XTouchr ecessed sensor surface :on the
door handle until th eside windows are fully
closed.
iMakes ure you only touch recessed sensor
surface :.
XTo interrup tconvenience closing: release
recessed sensor surface :on th edoor han-
dle.
Resetting th esidew indows
Ifas ide window can no longer be closed fully,
you must reset it.
XClose all th edoors.
XTurn th eSmartKey to position 1or 2in the
ignition lock.
XPull th ecorrespondings witch on thedoor
control panel until th eside window is com-
pletely closed (
Ypage 73).
XHol dthe switch for an additional second.
If th eside window opensa gain slightly:
XImmediately pull thecorrespondings witch on
th ed oor control panel until th eside window is
completely closed (
Ypage 73).
XHol dthe switch for an additional second.
If th erespectiv eside window remains closed
after th ebutto nisr eleased, then it has been
set correctly. If this is no tthe case, repeat the
steps above.
74Sidew indows
Opening and closing

Problems with the side windows
GWARNING
If you close aside window again immediately after it has been blocked or reset, the side window
closes with increased or maximum force. The reversing feature is then not active. Parts of the
body could be trapped in the closing area in the process. This poses an increased risk of injury or
even fatal injury.
Make sure that no parts of the body are in the closing area. To stop the closing process, release
the switch or push the switch again to reopen the side window.
ProblemPossible causes/consequences and MSolutions
Aside window cannot be
closed because it is
blocked by objects, e.g.
leaves in the window
guide.XRemove the objects.
XClose the side window.
As ide window cannot be
closed and you cannot
see the cause.If as ide window is obstructed during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed with increased force.
If as ide window is obstructed again during closing and reopens again
slightly:
XImmediately after the window blocks, pull the correspondings witch
again until the side window has closed.
The side window is closed without the automatic reversing feature.
Roof
Important safety notes
GWARNING
If you do not fully open/close the soft top, the
soft-top hydraulics depressurize after ashort
time. This causes the soft top to lower unex-
pectedly and may cause you or others to be
trapped. There is arisk of injury.
Always open or close the soft top completely.
GWARNING
Closing the roof manually is acomplicated
and technically demanding procedure, which
requires alot of strength. You or others can
become trapped. There is arisk of injury.
Only have the soft top closed manually at a
qualified specialist workshop.
!Never sit on the rear shelf or store heavy
object sthere. You will otherwise damage the
roof and the rear shelf of your vehicle.
!Do not forget that the weather can change
abruptly. Make certain that the roof is closed
when you leave the vehicle. The vehicle elec-
tronics can be damaged if water enters the
vehicle interior.
!When opening and closing the roof, make
sure that:
Rthere is sufficient clearance, as the roof
swings upwards.
Rthere is sufficient clearance behind the
vehicle, as the trunk lid swings backwards
beyond the bumper.
Rthe trunk is only loaded to below the trunk
partition.
Rthe trunk partition is not pushed up by the
load.
Rthe trunk partition is closed.
Roof75
Opening and closing
Z

Rthe trunk lidisclosed.
Rthe outside temperatur eisabove 5‡
( Ò 15 †).
Yo uc ould otherwise damag ethe roof ,trunk
and otherp arts of the vehicle.
The vehicle dimensions for opening/closing the
roof can be found in the "Vehicl edata" section
(
Ypage 289).
Make sure that the roof and rea rwindow are
clean and dry before opening the roof .Other-
wise, water or dirt could enter the vehicle inte-
rio rort runk.
Opening and closin gusing the roof
switch
Important safety notes
GWARNING
Whe nopening or closing the roof,b odyp arts
could be trapped by,f or example, the roof
mechanism, trunk li dorsidew indows. There
is ar iskofi njury.
Whe nraising or lowering the roof,m ake sure
that no bod yparts are in the vicinity of moving
components. If someone becomes trapped,
release the button.
For safety reasons, the roof can only be opened
or closed whe nthe vehicle is stationary.
!Operating the roof while pulling away:
RObserve the following traffi ccarefully.
RDo not drive faster than 25 mph (40 km/h).
RAvoida brup tb raking and swerving maneu-
vers.
Do not operate the roof whe ncornering, driv-
ing on uneven surface sorduring strong
winds. The vehicle may otherwise be dam-
aged.
iIf the traffi cconditions mea nthat yo uhave
to drive off while opening/closing the roof,
the procedure which wa sstarted while sta-
tionary can be continued at speeds of up to
approx. 25 mph (40 km/h).
Opening and closing
XVehicles without asemi-automatic trunk
partition: closethe trunk partition
(
Ypage 77).
XClose the trunk li d(Ypage 70).
XTurn the SmartKey to position 2in the ignition
lock.
XOpe nthe cover in the lower center console.
Roof switch :is located under the cover.
XTo open:p ullr oof switch :untilt he entire
roof is stowed away in the trunk.
You see the Vario-Roof in Operation
messageinthe multifunction display .Once
the opening procedure is complete, the mes- sag edisappears and atone will sound.
All of the sid ewindow sopen.
If yo uoperate the roof switch and the Trunk
PartitionOpenmessageappears in the
multifunction display ,the trunk partition is
not closed correctly.
XClose the trunk partition.
XTo close: press and holds oft-top switch:
unti lthe soft top is fully closed.
You see the Vario-Roof in Operation
messageinthe multifunction display .Once
the opening procedure is complete, the mes-
sag edisappears and atone will sound.
All of the sid ewindow sopen.
XTo clos eallsid ew indows, pull the switch
under the cover of the center console
(
Ypage 73).
76Roof
Opening and closing

Opening/closing using the SmartKey
Important safetyn otes
GWARNING
When opening or closing the roof, body parts
could be trapped by, for example, the roof
mechanism, trun klid or side windows. There
is ar isk of injury.
When raising or lowering the roof, make sure
that no body parts are in the vicinity of moving
components. If someoneb ecomes trapped,
release the button.
Opening and closing
This function is only available on vehicles with
KEYLESS-GO or with roof comfort operation.
XClose the trun klid (Ypage 70).
XVehicles with comfort operation: point the
tip of the SmartKey at the driver's door han-
dle.
XVehicles with KEYLESS-GO: the SmartKey
must be within 6ft(2m)ofthe vehicle.
XTo open: press and hold the %button on
the SmartKey until the roof is fully opened.
The roof and the rear side windows open. The
fronts ide windows close.
XTo interrupt the opening procedure:
release the %button.
XTo open the front side windows: press the
% button on the SmartKey again.
XTo close: press and hold the &button on
the SmartKey until the roof is fully closed.
The roof and the side windows close.
XTo interrupt the closing procedure: release
the & button.
Locking the roof again
Important safetyn otes
GWARNING
If you do not fully open/close the soft top, the
soft-top hydraulics depressurizea fterashort
time. This causes the soft top to lower unex-
pectedly and may cause you or other stobe
trapped. There is arisk of injury.
Always open or close the soft top completely.
The roof is not locked if:
Rthe K symbol and the Vario-Roof inOperationmessage appear in the multifunc-
tion display
Rthe K symbol and the Open/CloseVario-RoofCompletelymessage appear in
the multifunction display and you hear awarn-
ing tone
Ryou hear awarning ton efor up to ten seconds
when pulling away or while driving
Locking
You can lock the roof again if it is not locked
fully.
XPull over and stop the vehicle safely as soon
as possible, paying attention to road and traf-
fic conditions.
XMake sure that the SmartKey is in position 2
in the ignition lock.
XPress the roof switch (Ypage 76).
Trunk partition
General notes
!To avoid damaging the roof or luggage when
folding back the roof, you should:
Ronly load the trun ktobelow the trun kpar-
tition
Rnot place any objects on or in frontoft he
trun kpartition
Rnot place any objects on the cover behind
the roll bars
Rnot allow the cargo to push the trun kpar-
tition upwards
The trun kpartition can be used to cover luggage
and loads in the trunk.
Roof77
Opening and closing
Z

Opening and closing
XTo open:grip the handle of trun kpartition :.
XPress the release button in the handle of trunk
partition :.
Trunk partition :is unlocked.
XPull trun kpartition :up out of the eyelets on
the edge of the trunk.
XPush trun kpartition :forwards against the
direction of the arrow by handle.
XTo close: pull back trun kpartition :by the
handle in the direction of the arrow and
engage into the eyelets on the edge of the
trun konb oth sides.
Wind screen
Important safetyn otes
GWARNING
If you use the wind screen in darkness or in
other conditions offeringp oor visibility, your
view to the rear is further impaired. There is a
risk of an accident.
Only use the wind screen when visibility con-
ditions are good.
GWARNING
If the wind screen is incorrectly installed, it
could detach itself during ajourney and
endanger other road users. There is arisk of
an accidenta nd injury.
Install the wind screen as described.
!Install or remove the wind screen only when
the roof is open. You could otherwise damage
the wind screen or the vehicle interior. The wind screen offers protection from the wind
when driving with the roof down.
The wind screen can be installed or removed
from the driver's side or passenger side.
For operation
sinvolvin gthe wind screen,iti s
preferable to be positioned on the side of the
vehicle facing away from the traffic, after stop-
ping the vehicle in accordance with the traffic
conditions.
Installing and removing the wind screen
Preparing for installation
:Wind screen
;Unlocked latch
=Locked latch
XThe following conditions must be fulfilled for
installation:
Runlocking buttons Rand Lpoint in the
direction of travel.
Rlatch ;facing you is unlocked.
Rlatch =facing away from you is locked.
XTo unlock the latch: press unlocking button
R or Lon the locked latch.
XTo lock the latch: push the unlocked latch
upward by hand until it engages.
78Roof
Opening and closing