engine MERCEDES-BENZ C-Class COUPE 2017 CL205 Owner's Guide

iYou can activate and deactivate the auto-
matic locking mechanism via the multimedia
syste m(see the Digital Operator's Manual).
Unlocking/locking th edriver' sdoor
using th emechanical key
i
If you want to centrally lock the vehicle using
the mechanical key, begin by pressing the
locking button for the interior locking mech-
anism while the driver's door is open. Then
lock the driver's door using the mechanical
key.
XInsert the mechanical key int oopening :in
the protective cap.
XPull and hold the door handle.
XPull the protective cap on the mechanical key
as straight as possible away from the vehicle
until it releases.
XRelease the door handle.
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 you use the mechanical key to unloc kand
open the driver's door, the anti-theft alarm sys- tem will be triggered.S
witch off the alarm
(
Ypage 73).
Trunk
Important safetyn otes
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbo nmonoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engin eisrunning,
especially if the vehicle is in motion. There is a
risk of poisoning.
Always switc hoff the engin ebeforeo pening
the trunk lid. Never drive with the trunk lid
open.
GWARNING
If objects, luggage or loads are not secured or
not secured sufficiently, the ycould slip, tip
over or be flung around and thereby hit vehicle
occupants. There is arisk of injury, particu-
larly in the eventofs udden braking orasud-
den change in direction.
Always store object ssothat the ycannot be
flung around .Secure objects, luggage or
loads against slipping or tippin gbeforet he
journey.
!The trunk lid swings upwards when opened.
Therefore, make sure that there is sufficient
clearance above the trunk lid.
The openin gdimensionsoft he trunk lid can be
foundint he "Vehicle data" section
(
Ypage 349).
You can limit the openin gangle of the trunk lid in
the multimedia syste m(see the Digital Opera-
tor's Manual).
Do not leave the SmartKey in the trunk .You
could otherwise lock yourself out.
You should preferably place luggage or loads in
the trunk .Observe the loading guidelines
(
Ypage 268).
82Trunk
Opening and closing

Obstacle detection with reversing
feature for the trunk lid
Vehicles with trunk lid remoteclosing fea-
ture:
The trun klid is equipped with automatic obsta-
cle detection with areversingf eature. Ifasolid
objec tblocks or restrictst he trunklid when
automatically opening ,this procedure is stop-
ped. If asolid objec tblocks or restrictst he trunk
lid when automatically closing, the trun klid
opens again automatically. The automatic
obstacle detection with reversingf eature is only
an aid. It is not asubstitute for your attentive-
ness when opening and closing the trun klid.
GWARNING
The reversingf eature does not respond:
Rto soft,light and thin objects, e.g. fingers
Rover the last 1/3 in (8 mm) of the closing
movement
The reversingf eature cannot prevents ome-
one being trapped in these situation sinpar-
ticular. There is arisk of injury.
Make sure that no body parts are in close
proximit yduring the closing procedure.
If somebody becomes trapped:
Rpress the Fbutton on the SmartKey, or
Rpull or press the remoteo peratingswitch
on the driver's door or
Rpress the closing or lockin gbutton on the
trun klid
Vehicles with HANDS-FREE ACCESS:
It is also possible to stop the closing process by
performing akicking movementu nder the rear
bumper.
Opening and closing manually
Opening
XPress the Fbutton on the SmartKey.
The trun klid opens.
Closing
XPull the trun klid down using recess :and
push it closed.
XLock the vehicle if necessary with the &
button on the SmartKey or with KEYLESS-GO
(
Ypage 75).
Opening/closing automatically from
outside
Important safetyn otes
GWARNING
Parts of the body could become trapped dur-
ing automatic closing of the trun klid. More-
over, people, e.g. children,m ay be standing in
the closing area or may enter the closing area
during the closing process.T here isarisk of
injury.
Make sure that nobody is in the vicinity of the
closing area during the closing process.
Use one of the following option stostop the
closing process:
Rpress the Fbutton on the SmartKey.
Rpull or press the remoteo peratingswitch
on the driver's door.
Rpress the closing or lockin gbutton on the
trun klid.
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trun klid is open when the engin eisrunning,
Trunk83
Opening and closing
Z

especially if the vehicle is in motion.There is a
risk of poisoning.
Always switch off the engine before opening
the trun klid. Never drive with the trun klid
open.
Vehicles with HANDS-FREE ACCESS:
It is also possible to stop the closing process by
performing akicking movementu nder the rear
bumper.
!The trun klid swings upwards when opened.
Therefore, make sure that there is sufficient
clearanc eabove the trun klid.
The opening dimension softhe trun klid can be
found in the "Vehicle data" section
(
Ypage 349).
Opening automatically
You can open the trun klid automatically using
the SmartKey.
XPress and hold the Fbutton on the Smart-
Key until the trun klid opens.
Closing automatically
:Closing button
;Locking button
XPress closing button :in the trun klid. Vehicles with trunk lid remot
eclosing fea-
tur eand KEYLESS-GO: when the driver's door
is closed you can simultaneously close the trunk
lid and lock the vehicle. The KEYLESS-GO key
must be in the rear detection range of the vehi-
cle.
XPress lockin gbutton ;in the trun klid.
If KEYLESS-GO detect saSmartKey outside
the vehicle, the trun klid closes. The vehicle is
locked.
If KEYLESS-GO detect saSmartKey in the trunk,
the trun klid opens again after it is closed.
If KEYLESS-GO detect sasecondS martKey out-
side the vehicle, the trun klid remains closed.
If KEYLESS-GO detect saSmartKey in the trunk
before the closing procedure starts, the trun klid
remains open.
HANDS-FREE ACCESS
Important safety notes
GWARNING
The vehicle's exhaust system may be very hot. You could burn yourself by touchin gthe
exhaust system if you use HANDS-FREE
ACCESS. There is arisk of injury. Always
ensure that you only make the kicking move-
ment within the detection range of sensors.
!If the SmartKey is within the rear detection
range of KEYLESS-GO, the following situa-
tions, for example, could lead to the uninten-
tional opening of the trunk:
Rusing acar wash
Rusing apower washer
Make sure that the SmartKey is at least 10 ft
(3 m) away from the vehicle.
General notes
With KEYLESS-GO and HANDS-FRE EACCESS,
you can open or close the trun klid or stop the
procedure without using your hands. This is use- ful if you have your hands full. To do this, make
ak icking movementu nder the bumper with your
foot.
84Trunk
Opening and closing

Observe the following points:
RCarry your KEYLESS-GO key aboutyour per-
son. The KEYLESS-GO key must be in the rear
detection range of the vehicle.
RWhen making the kicking movement, make
sure that you are standing firmly on the
ground and that there is sufficient clearance
to the rear of the vehicle. You could otherwise
lose your balance e.g. on ice.
RAlwayse nsure that you only make the kicking
movement within the detection range of sen-
sors :.
RStand at least 12 in (30 cm) awayf rom the
rear area while doing so.
RDo not come into contact with the bumper
while making the kicking movement. Other-
wise, the sensors may not function correctly.
RHANDS-FREE ACCESS does not function
when the engine is started.
RDirt caused by road salt around sensors :
may restrict functionality.
Using the HANDS-FREE ACCESS with apros-
thetic leg may restrict functionality.
RIf aK EYLESS-GO key is within the rear detec-
tion range of KEYLESS-GO, HANDS-FREE
ACCESS could be triggered. The trunk lid
could thus be opened or closed unintention-
ally,f or example, if you:
-sit on the edge of the trunk.
-set something down or lift something up
behind the vehicle.
-polish the rear of the vehicle.
Do not carry the KEYLESS-GO key abouty our
person in these situations or in situations sim-
ilar to these. This will prevent the uninten-
tional opening/closing of the trunk.
Operation
XTo open/close: kick into sensor detection
range :under the bumper with your foot.
Aw arning tone will sound while the trunk lid is
opening or closing.
XIf the trunk lid does not open/close after
several attempts: wait at least ten seconds
and then using your foot kick under the
bumper again.
If you hold your foot under the bumper for too
long, the trunk lid does not open or close.
Repeatt he leg movement more quickly if this
occurs.
To stop the opening or closing procedure:
Rkick with your leg in the sensor detection
range :under the bumper or
Rpress the closing button on the trunk lid, or
Rpress the Fbutton on the SmartKey
If the trunk lid closing procedure has been stop-
ped:
Rmove your foot under the bumper againa nd
the trunk lid will open
If the trunk lid opening procedure has been
stopped:
Rmove your foot under the bumper againa nd
the trunk lid will close
Opening/closing automatically from
inside
Important safety notes
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
Trunk85
Opening and closing
Z

trunk lidisopenw hent he engine is running,
especiall yifthe vehicl eisinmotion. There is a
ris kofp oisoning.
Alway sswitch off the engine befor eopening
the trunk lid. Never drive with the trunk lid
open.
GWARNING
The reversing featur edoesn ot respond:
Rto soft, light and thino bjects ,e.g.f ingers
Rove rthe last 1/3 in (8 mm) of the closing
movement
The reversing featur ecannot prevent some-
one being trapped in these situations in par-
ticular. There is ariskofi njury.
Make sure thatnob odyp arts ar einc lose
proximity durin gthe closing procedure.
If somebod ybecome strapped:
Rpress the Fbutton on the SmartKey, or
Rpull or press the remote operating switch
on the driver's door or
Rpress the closing or locking button on the
trunk lid
Vehicle swithH ANDS-FREE ACCESS:
It is also possibl etostop the closing proces sby
performing akicking movement under the rear
bumper.
!The trunk li dswing su pwar ds when opened.
Therefore ,makes uret hatt here is sufficient
clearance above the trunk lid.
The opening dimensions of the trunk li dcan be
found in the "Vehicl edata" section
(
Ypage 349).
Opening and closing
XTo open: pull remote operating switch :for
the trunk li duntilthe trunk li dopens.
XTo close: press and hol dremote operating
switch :for the trunk li duntilthe trunk li dis
completel yclosed.
When the vehicl eisstationary, yo ucan close the
trunk li dfromt he driver's seat. When the vehicle
is also unlocked, yo ucan also open the trunk lid
fromi nside.
Lockin gthe trunk separately
Youc an lock the trunk separately. If yo uthen
unlock the vehicl ecentrally ,the trunk remains
locked and cannot be opened.
Activating the functio ntolockt he trunk sepa-
rately:
XClose the trunk lid.
XOpen the glove box.
XPush the switch to position :.
If the vehicl eisunlocke dcentrally ,the trunk
remains locked.
iYo uc an also lock the glove box
(Ypage 269).
86Trunk
Opening and closing

The switches on the driver's door take prece-
dence.
:Frontleft
;Frontr ight
XTurn the SmartKey to position 1or 2in the
ignition lock.
XTo open manually: press and hold the cor-
responding switch.
XTo open fully: press the switch beyond the
point of resistanc eand 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 resistanc eand release it.
Automatic operation is started.
XTo interrupt automatic operation: press/
pull the corresponding switch again.
If you press the switch beyond the point of
resistanc eand release, automatic operation is
started in the corresponding direction .You can
stop automatic operation by pressing/pulling
the switch again.
You can continue to operate the side windows
after you switch off the engine or remove the
SmartKey. This function is availablef or up to five
minutes or until the driver's or front-passenger
door is opened.
Convenience opening
General notes
If the SmartKey is in close proximitytot he vehi-
cle, the convenienc eopening function is availa-
ble.
Vehicles with KEYLESS-GO or KEYLESS-GO
startf unction: you can ventilate the vehicle
before you start driving. To do this, the SmartKey is used to carry out the
following functions simultaneously:
Runlock the vehicle
Ropen the side windows
Ropen the sliding sunroof or the panorama roof
with power tilt/sliding panel and the roller
sunblind
Rswitch on the seat ventilation for the driver's
seat
The "convenience opening" feature is also avail-
able when the vehicle is unlocked.
Convenience opening
XPress and hold the %button on the Smart-
Key until the side windows and the sliding
sunroof or the panorama roof with power tilt/
sliding panel are in the desired position.
If the roller sunblinds of the panorama roof
with power tilt/sliding panel are closed, the
roller sunblinds are opened first.
XPress and hold the %button once more
until the panorama roof with power tilt/slid-
ing panel reaches the desired position.
XTo interrupt convenience opening: release
the % button.
Convenience closing feature
Important safety notes
GWARNING
When the convenienc eclosing feature is oper-
ating, parts of the body could become trapped
in the closing area of the side window and the
sliding sunroof. There is arisk of injury.
Observe the complete closing procedure
when the convenienc eclosing feature is oper-
ating. Make sure that no body parts are in
close proximityd uring the closing procedure.
Vehicles with KEYLESS-GO or KEYLESS-GO
startf unction: if the SmartKey is in close prox-
imity to the vehicle, the convenienc eclosing
function is available.
88Side windows
Opening and closing

automatic operationbypressingorp ulling
again.
When opening and raising th eroof, automatic
operatio nisonlya vailabl eiftheslidings unroof
is in th eclosed position.
The sun protection cover automatically opens
alongw ith theslidings unroof. You can open or
close th esun protection cover manually when
th es lidings unroofisraisedorc losed.
You can continue to operate th eslidings unroof
after switching off th eengine or removin gthe
SmartKey from th eignition lock. This function is
availabl efor up to fiv eminute soru ntil th edriv-
er'sorf ront-passenger door is opened.
Resetting
!If theslidings unroofstill canno tbeopened
or closed fully after resetting, contac taquali-
fied specialist workshop.
Reset th eslidings unroofifitd oes no tmove
smoothly.
XTurn th eSmartKey to position 1or 2in the
ignition lock.
XRaise th eslidings unrooffully at th erear
(Ypage 91).
XKeep the 3switch pressed for another
second.
XMakes ure that th eslidings unroofcan be fully
opened and closed again (Ypage 91).
XIf this is no tthe case, repeat th esteps above.
Operating th epanoram aroof with
power tilt/sliding panel
Opening and closing
:To raise
;To open
=To close/lower
The panoram aroo fw ith power tilt/slidingp anel
can only be operate dwhen th eroller sunblindi s
open.
XTurn th eSmartKey to position 1or 2in the
ignition lock.
XPres sorp ull the 3switch in th ecorre-
spondingd irection.
If you pres sorpull the 3switch beyondt he
pointofr esistance, automatic operatio nisstar-
te dint hecorrespondingd irection.You can stop
automatic operatio nbypressingorp ulling
again.
If th epanoram aroofw ith power tilt/sliding
pane lisraisedatt herear ,ita utomatically low-
ers slightly at higher speeds. The noise leveli n
th ev ehicle interiorisr educed asaresult. At low
speeds it raise sagain automatically.
You can also temporarily deactivate automatic
lowering .Todos o, pressthe 3 switch .The
panoram aroofw ith power tilt/slidingp anelrai-
ses again automatically.
You can continue to operate th epanoram aroof
with power tilt/slidingp anelafter you switch off
th ee ngine or remove th eSmartKey. This func-
tio nr emains active for fiv eminute soru ntil you
open afront door.
When aroofcarrier is mounte dthe panorama
roo fwith power tilt/slidingp anelcanno tbe
opened. The panoram aroo fw ith power tilt/slid-
ing pane lcan still be raise dtoallow ventilation
of th evehicle interior. If th epanoram aroofw ith
power tilt
/slidingp
anelmakes contac twith a
92Sliding sunroof
Opening and closing

Correct driver's seat position
GWARNING
You coul dlose control of your vehicle if you do
th ef ollowingw hile driving:
Radjust thedriver'ss eat,head restraint,
steering wheel or mirrors
Rfasten th eseat belt
Thereisar iskofana ccident.
Adjust th edriver'ss eat,head restraint ,steer-
ing wheel and mirror and fasten your seat belt before starting th eengine.
Observ ethe followingw hen adjusting steering
wheel :,seat belt ;and driver'ss eat=:
Ryou are as far away from th edriver'sa ir bag as
possible.
Ryou are sittin ginanormalupright position.
Ryour thighs are slightly supported by th eseat
cushion.
Ryour legs are no tentirely stretched and you
can depress th epedals properly.
Rtheb ack of your head is supported at eye level
by th ecente roft hehead restraint.
Ryou can hold th esteering wheel withy our
arm sslightly bent.
Ryou can mov eyour legs freely.
Ryou can see all th edisplays in th einstrument
cluste rclearly.
Ryou should have agood overview of traffic
conditions.
Rth es eat belt is pulled snugly against th ebody
and is routed across th ecente rofy our shoul-
der and across your hips in th epelvic area.
Further related subjects:
RElectrical seat adjustmen t(Ypage 98)
RAdjustingthe steering wheel mechanically
(Ypage 103) or electricall y(Ypage 104).
RFasteningthe seat belt correctly (Ypage 45).
RAdjustin gthe rear-view mirror and exterior
mirror s(Ypage 106).
RYou can store th eseat,s teering wheel,e xte-
rior mirror and head-up display settings with
th em emory function (
Ypage 109).
Seats
Important safety notes
GWARNING
Children coul dbecome trapped if they adjust
th es eats, particularly when unattended.
Thereisar iskofi njury.
When leaving th evehicle ,always tak ethe
SmartKey withy ou and lockthevehicle .Never
leave childre nunsupervised in th evehicle.
The seatsc an still be adjusted when there is no
SmartKey in th eignition lock.
GWARNING
When you adjust aseat,y ou or other vehicle
occupants coul dbecome trapped, e.g .onthe
seat guide rail. Thereisar iskofi njury.
Makes ure when adjusting aseat that no one
has any body part sinthesweep of th eseat.
Observ ethe safety note son"Air bags"
(
Ypage 46 )and "Children in th eVehicle"
(Ypage 57).
GWARNING
If th edriver'ss eat is no tengaged,itc ould
mov eunexpectedly while th evehicle is in
motion.T his couldcaus eyou to lose control of
th ev ehicle .Thereisar iskofana ccident.
Always mak esure that th edriver'ss eat is
engaged before starting th evehicle.
96Seats
Seats, steerin gwheel and mirrors

GWARNING
You coul dlose control of you rvehicl eifyou do
the following while driving:
Radjust the driver's seat, headr estraint,
steering whee lormirrors
Rfasten the seat belt
There is arisk of an accident.
Adjust the driver's seat, headr estraint, steer-
ing whee land mirror and fasten you rseat belt
before starting the engine.
GWARNING
If you adjust the seat height carelessly, you or
other vehicleo ccupants couldbetrappe dand
thereby injured .Childre ninparticular could
accidentally press the electrica lseat adjust-
ment buttons and become trapped. There is a
risk of injury.
Whil emoving the seats, make sure that your
hands or other body parts do not get under the
leve rassembly of the seat adjustment sys-
tem.
GWARNING
If the headr estraints are not installed or not
adjusted correctly, they cannot providep ro-
tection as intended. There is an increased risk
of injury in the heada nd neck area,e.g. in the
event of an accident or when braking.
Always drive with the headr estraints instal-
led .Before driving off, make sure for every
vehicleo ccupant that the center of the head
restraint supports the back of the heada t
about eye level.
GWARNING
The seat beltd oes not offer the intended level
of protection if you have not moved the back-
rest to an almost vertical position. When brak-
ing or in the event of an accident, you could
slid eunderneath the seat belta nd sustain
abdomen or neck injuries, for example. This
posesani ncreased risk of injury or even fatal
injury.
Adjust the seat properly before beginning
you rjourney .Always ensure that the backrest
is in an almost vertical position and that the
shoulde rsection of you rseat beltisr outed
across the center of you rshoulder.
!To avoi ddamage to the seats and the seat
heating, observe the following information:
Rkeep liquid sfrom spilling on the seats. If
liquid is spilled on the seats, dry them as
soon as possible.
Rif the seat covers are damp or wet, do not
switch on the seat heating. The seat heat-
ing should als onot be used to dry the seats.
Rclea nthe seat covers as recommended;
see "Interio rcare".
Rdo not transport heav yloads on the seats.
Do not place sharp objects on the seat
cushions, e.g. knives, nail sortools. The
seats should only be occupied by passen-
gers, if possible.
Rwhen the seat heating is in operation, do
not cover the seats with insulating materi-
als ,e.g. blankets, coats, bags, seat covers,
child seats or booster seats.
!Make sure that there are no objects in the
footwel lunder or behind the seats when mov-
ing the seats back. There is arisk that the
seats and/or the objects coul dbedamaged.
iThe rear-compartment head restraints can
be removed (Ypag e99).
Vehicles without the through-loading feature:
the head restraints cannot be removed from
the rear compartment seats.
For more information, contact aqualified spe-
cialist workshop.
iRelated topic:
RRea rbench seat through-loading feature
(Ypag e96)
Seats97
Seats, steering wheel and mirrors
Z

Adjusting theseats electri cally
Electricallyadjusta bles eats wit hmem-
ory function
:Hea drestrain theight
;Backrest angle
=Seat height
?Seat cushion lengt h
ASeat cushion angle
BSeat fore-and-aftadjustmen t
iFurther relate dsubjects :
RYou can store th eseat setting susingthe
memory function (Ypage 109).
RIf PRE-SAFE®is triggered ,the front-
passenger seat will be moved to abette r
position if it was previously in an unfavora-
ble position (
Ypage 55).
RWhen theseat is moved forward sorback-
wards, th eheadres tismoved up or down
automatically.
Vehicles wit hAMG Performance Seat: th e
height of th ehead restraints canno tbeadjus-
ted.
Electricall yadjusta bles eats withou t
memory function
:Backrest angle
;Seat height
=Seat cushion lengt h
?Seat cushion angle
ASeat fore-and-aftadjustmen t
Adjusting th eheadr estraints
Import ant safety notes
GWARNIN G
You could lose control of your vehicl eifyou do
th ef ollowin gwhile driving:
Radjust th edriver's seat ,head restraint,
steering whee lormirrors
Rfaste nthe seat belt
There is ariskofana ccident.
Adjus tthe driver's seat ,head restraint, steer -
ing whee land mirror and faste nyour seat belt
before starting th eengine.
GWARNIN G
If th ehead restraints are no tinstalled or no t
adjusted correctly, they canno tprovid epro-
tection as intended. There is an increased ris k
of injury in th ehead and neck area, e.g. in th e
event of an acciden torwhen braking .
Always drive wit hthe head restraints instal -
led. Befor edrivin goff,m akes uref or every
vehicl eoccupant that th ecenter of thehead
restrain tsupport sthe bac koft hehead at
about eye level.
Genera lnotes
Pay attention to th eimportant safet ynotes
(Ypage 96).
Do no trotate th ehead restraints of th efront and
rear seats. Otherwise ,you canno tadjust th e
height and angle of th ehead restraints to th e
correc tposition .
98Seats
Seats,steering wheel and mirrors