2018 MERCEDES-BENZ CLA COUPE sunroof

Introduction to the restraint sys-
tem .................................................. 40
Occupant Classification System
(OCS) ............................................... 47
PASSENGER AIR BAG indicator
lamps............................................... 41
Pets in the vehicle ........................... 60
Restraint system warning lamp ........ 41
Seat belt .......................................... 41
OCS
Conditions ....................................... 48
Faults ............................................... 51
Operation .........................................4 8
System self-test ............................... 50
Odometer ........................................... 180
On-board computer
AMG menu ..................................... 188
Assistance graphi cmenu ............... 185
Assistance menu ........................... 184
Audio menu ................................... 182
Convenience submenu .................. 188
Displa ymessages .......................... 190
Displaying aservice message ........ 261
Factory settings ............................. 188
Important safety notes .................. 176
Instrument cluster submenu .......... 186
Lighting submenu .......................... 187
Menu overview .............................. 179
Message memory .......................... 191
Navigation menu ............................ 181
Operation ....................................... 177
RACETIMER ................................... 189
Service menu ................................. 186
Setting smenu ............................... 186
Standard display ............................ 180
Telephone menu ............................ 183
Tripm enu ...................................... 180
Vehicl esubmenu ........................... 187
Video DVD operation ..................... 183
Opening and closin gthe side trim
panels ................................................. 106
Operatin gsafety
Declaration of conformity ................ 27
Important safety notes .................... 27
Operatin gsystem
see On-board computer
Operation
Digital Operator's Manua l................ 23 Operator's Manual
Vehicl eequipment ........................... 25
Outside temperature display ........... 176
Overhead controlp anel...................... 39
Override feature
Rear side w
indow
s........................... 60
P
Paint code number ............................ 314
Paintwork (cleaning instructions) ... 263
Panic alarm .......................................... 40
Panorama roo fwithp ower tilt/
sliding panel
Important safety notes .................... 85
Operating ......................................... 86
Operating the rolle rsunblind sfor
the sliding sunroof. .......................... 87
Problem (malfunction) ..................... 89
Reversing feature ............................. 86
Parking
Important safety notes .................. 141
Parking brake ................................ 142
Parking position for the exterior
mirror on the front-passenger
side .................................................. 98
Rear vie wcamera .......................... 167
Parking aid
see Exterior mirrors
see Rear vie wcamera
Parking Assist PARKTRONIC
Deactivating/activating ................. 163
Driving system ............................... 161
Function/note s............................. 161
Important safety notes .................. 161
Problems (malfunctions )................ 163
Sensorr ange................................. 161
Warning display ............................. 162
Parking assistance
see Parking Assist PARKTRONIC
Parking brake
Applying automaticall y................... 143
Applying or releasing manually ...... 142
Displa ymessage ............................ 194
Electric parking brake .................... 142
Emergency braking ........................ 143
Generaln otes ................................ 142
Releasing automaticall y................. 143
14Index

Service centersee Qualified specialist workshop
Service Center
see Qualified specialist workshop
Service menu (on-board com-
puter) .................................................. 186
Service message
see ASSYST PLUS
Service products
Brake fluid .....................................3 18
Coolant (engine) ............................ 318
Engine oil ....................................... 317
Fuel ................................................ 315
Important safety notes .................. 315
Refrigerant (air-conditioning sys-
tem) ............................................... 319
Washer fluid ................................... 319
Settingt he air distribution ...............116
Settingt he airflow ............................ 117
Settingt he date/time format
see also Digita lOperator's Man-
ua l..................................................2 29
Settingt he language
see also Digita lOperator's Man-
ua l..................................................2 29
Settingt he time
see also Digita lOperator's Man-
ua l..................................................2 29
Settings
Factory (on-board computer) ......... 188
On-board computer ....................... 186
SETUP (on-board computer,
Mercedes-AMG vehicles) .................. 188
Side impact air bag .............................4 7
Side marker lamp (display mes-
sage) ................................................... 204
Side windows
Cleaning ......................................... 264
Conveniencec losing feature ............ 83
Convenienceo pening feature ..........8 3
Important safety information ........... 81
Opening/closing .............................. 82
Problem( malfunction) .....................8 4
Resettin g......................................... 84
Reversin gfeature ............................ .82 SIRIUS
services
see also Digit al Operator's Man-
ual .................................................. 229
Sliding sunroof
see Panorama roof with power
tilt/sliding panel
SmartKey
Changing the battery ....................... 73
Changing the programming .............7 2
Checkin gthe battery ...................... .73
Convenience closingf eature ............ 83
Convenience opening feature .......... 83
Display message ............................ 216
Door central locking/unlocking ...... .70
Important safety notes .................... 70
KEYLESS-GO start function .............. 71
Loss .................................................7 4
Mechanical key ................................ 72
Positions (ignition lock) ................. 122
Problem (malfunction) ..................... 74
Starting the engine ........................ 124
SmartKey positions (ignition lock) .. 122
Smartphone
Starting the engine ........................ 124
SMS
see also Digital Operator's Man-
ual .................................................. 229
Snow chains ...................................... 290
Sound
Switching on/off ........................... 230
Special seat belt retractor .................. 55
Specialist workshop ............................28
Speed, controlling
see Cruise control
Speedometer
Activating/deactivating the addi-
tional speedometer ........................ 187
Digital ............................................ 181
In the Instrument cluster ................. 33
Segments. ..................................... 176
Selectingt he display unit ...... ......... 186
SPORT handling mode
Deactivating/activat

ing
(Mercedes-AMG vehicles) ................6 6
Warning lamp ................................. 222
Standing lamps
Display message ............................2 03
Switching on/off ........................... 101
Index17

ProblemPossible causes/consequences andMSolutions
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.
Panoramar oof with power tilt/sliding
panel
Important safety notes
In the following section, the term "sliding sun-
roof" refers to the panorama roof with power
tilt/sliding panel.
GWARNING
While opening and closing the sliding sunroof, body parts in close proximity could become
trapped. There is arisk of injury.
Make sure that no body parts are in close
proximity during the opening and closing pro-
cedures.
If somebody becomes trapped:
Rrelease the switch immediately, or
Rduring automatic operation, push the
switch briefly in any direction
The opening or closing procedure will be stop- ped.
GWARNING
If children operate the sliding sunroof they
could become trapped, particularly if they are left unsupervised. There is arisk of injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
GWARNING
At high speeds the raised sliding sunroof auto-
matically lowers slightly at the rear. This could
trap you or other persons. There is arisk of
injury. Make sure that nobody reaches into
the sweep of the sliding sunroof whilst the
vehicle is in motion.
If somebody becomes trapped, immediately
pull back the sliding sunroof switch. The slid-
ing sunroof lifts during opening.
!Only open the sliding sunroof if it is free of
snow and ice. Otherwise, malfunctions may
occur.
Do not allow anything to protrude from the
sliding sunroof. Otherwise, the seals could be
damaged.
!The weather can change abruptly. It could
start to rain or snow. Make sure that the slid- ing sunroof is closed when you leave the vehi-
cle. The vehicle electronics can be damaged if
water enters the vehicle interior.
iResonance noises can occur in addition to
the usual airflow noises when the sliding sun- roof is open. They are caused by minor pres-
Panoramar oof with power tilt/sliding panel85
Opening and closing
Z

sure fluctuations in the vehicle interior.
Change the position of the sliding sunroof or
openaside window slightly to reduce or elim-
inate these noises.
Sliding sunroof reversing feature
In the following section, the term "sliding sun-
roof" refers to the panorama roof with power
tilt/sliding panel.
The sliding sunroof is equipped with an auto-
matic reversing feature. If asolid object blocks
or restrictst he sliding sunroof during the closing
process, the sliding sunroof opens againa uto-
matically.H owever, the automatic reversing
feature is only an aid and does not relieve you of
the responsibility of paying attention when clos-
ing the sliding sunroof.
GWARNING
The reversing feature does not react:
Rto soft, light and thin objects, e.g. small fin-
gers
Rover the last 1/6 in (4 mm) of the closing
movement
Rduring resetting
Rwhen closing the sliding sunroof againm an-
ually immediately after automatic reversing
This means that the reversing feature cannot
prevent someone being trapped in these sit-
uations. There is arisk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
Rrelease the switch immediately,o r
Rpress the switch in any direction during the
automatic closing process
The closing process is stopped.
Operating the panoramar oof with
power tilt/sliding panel
Opening and closing
:To raise
;To open
=To close/lower
The panorama roof with power tilt/sliding panel
can only be operated when the roller sunblind is
open.
XTurn the SmartKey to position 1or2 in the
ignition lock (Ypage 122).
XPress or pull the 3switch in the corre-
sponding direction.
If you press/pull the 3switch beyond the
point of resistance, automatic operation is star-
ted in the corresponding direction. You can stop
automatic operation by pressing/pulling the
switch again.
After opening the sliding sunroof, the roller sun-
blind closes slightly automatically. This reduces
drafts in the vehicle interior.
If the sliding sunroof is raised at the rear, it low-
ers slightly automatically at higher speeds. The
noise level in the vehicle interior is reduced as a
result.
At low speeds it raises againa utomatically.
You can also temporarily deactivate automatic
lowering. To do so, press the 3switch. The
sliding sunroof raises againa utomatically.
You can continue to operate the sliding sunroof
after switching off the engine or removing the
SmartKey from the ignition lock. This function
remains active for five minutes or until you open
af ront door.
The sliding sunroof cannot be opened if aroof
carrier is installed. In order to allow ventilation
of the vehicle interior, you can raise the sliding
sunroof.
86Panoramar oof with power tilt/sliding panel
Opening and closing

If contact is made witharoof carrier approved
by Mercedes-Benz, the sliding sunroof lowers
slightly but remains raise datthe rear.
Rain-closing feature
The rain-closing feature is only available for vehi-
cles with arain sensor.
When the SmartKey is in position gin the igni-
tion lock or is removed, the sliding sunroof
closes automatically:
Rif it starts to rain.
Rat extreme outsidet emperatures.
Rafter six hours.
Rif there isamalfunction in the powers upply.
The panorama roof with powert ilt/sliding panel
remains raisedatt he rear in order to allow ven-
tilation of the vehicle interior.
If the panorama roof with powert ilt/sliding
panel is obstructed whileb eing closed by the
rain-closing feature, it opens again slightly. The
rain-closing feature is then deactivated.
The panorama roof with powert ilt/sliding panel
does not close if:
Rit is raise datthe rear.
Rit is blocked.
Rno rain is falling on the area of the windshield
being monitored by the rain sensor. If the
vehicle,f or example,isu nderabridge or in a
carport, the field of the sensor may be cov-
ered.
Operating the rollers unblind for the
panorama roof with powe rtilt/sliding
panel
Important safety notes
GWARNING
Parts of the body could become trapped
betweent he rollersunblind and frame or slid-
ing sunroof during automatic opening or clos-
ing. There is arisk of injury.
When opening or closing, make sure that no
body parts are in the sweep of the rollers un-
blind.
If somebodyb ecomes trapped:
Rrelease the switch immediately,o r
Rduring automatic operation, push the
switch brieflyinany direction
The opening or closing procedure willbes top-
ped.
The rollers unblind shields the vehicle interior
from sunlight. The rollers unblind can only be
opened and closed when the panorama roof
with powert ilt/sliding panel is closed.
Rollersunblind reversingf eature
The rollersunblind is equipped with an auto-
matic reversing feature. If asolid object blocks
or restricts the rollers unblind during the closing
process, the rollers unblind opens again auto-
matically. The automatic reversing feature is
only an aid and is not asubstitute for you ratten-
tiveness when closing the rollers unblind.
GWARNING
The reversing feature does not react:
Rto soft, lighta nd thin objects, e.g. small fin-
gers
Rwhen closing the rollers unblind again man-
ually immediately after automatic reversal
This means that the reversing feature cannot
prevent someone being trapped in these sit-
uations. There is arisk of injury.
When closing the rollers unblind, make sure
that no body parts are in the sweep area.
If somebodyb ecomes trapped:
Rrelease the switch immediately,o r
Rpress the switch in any direction during the
automatic closing process
The closing process is stopped.
Panorama roof with powe rtilt/sliding panel87
Opening and closing
Z

Problems with the panorama roof with power tilt/sliding panel
GWARNING
If you do not reset the sliding sunroof after amalfunction or voltage supply interruption, then the
backing up function will malfunction or not work. The sliding sunroof closes with increased or
maximum force. 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.
In such or similar situations always make sure that no parts of the body are in the closing area.
Always reset the sliding sunroof after amalfunction or voltage supply interruption.
!If the sliding sunroof still cannot be opened or closed as aresult of amalfunction,c ontact a
qualified specialist workshop.
ProblemPossible causes/consequences and MSolutions
The panorama roof with
power tilt/sliding panel
cannot be closed and
you cannot see the
cause.If the panorama roof with power tilt/sliding panel is obstructed during
closing and reopens again slightly:
XImmediately after it blocks, pull the3switch down again to the
point of resistance until the panorama roof with power tilt/sliding
panel is closed.
The panorama roof with power tilt/sliding panel is closed with more
force.
If the panorama roof with power tilt/sliding panel is obstructed again
during closing and reopens again slightly:
XImmediately after it blocks, pull the 3switch down again to the
point of resistance until the panorama roof with power tilt/sliding
panel is closed.
The panorama roof with power tilt/sliding panel is closed without
the automatic reversing feature.
Panoramar oof with power tilt/sliding panel89
Opening and closing
Z

GWARNING
Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or
parts of the engine that heatu p. There isarisk
of fire.
Carry out regular checks to make sure that
there are no flammable foreignm aterials in
the engine compartment or in the exhaust
system.
General notes
During acold start, the engine runs at higher
speeds to enabl ethe catalytic converter to
reach its operating temperature. The sound of
the engine may change during this time.
Automatic transmission
XShift the transmission to position j
(Ypage1 30).
The transmission position display in the mul-
tifunction display shows P(
Ypage1 30).
iYou can start the engine in transmission
position jand i.
Starting procedure with the SmartKey
To start the engine using the SmartKey instead
of the Start/Stop button, pul lthe Start/Stop
button out of the ignitio nlock.
XTurn the SmartKey to position 3in the igni-
tion lock (Ypage1 22) and release it as soon
as the engine is running.
Starting procedure with the Start/Stop
button
The Start/Stop button can be used to start the
vehiclem anually without inserting the SmartKey
into the ignitio nlock. The Start/Stop button
must be inserted in the ignitio nlock and the
SmartKey must be in the vehicle. This mode for
starting the engine operates independently of
the ECO start/stop automatic engine start func-
tion.
You can start the engine if avalidS martKey is in
the vehicle. Switch off the engine and always
take the SmartKey with you when leaving the vehicle, even if you only leave it for
ashort time.
Pay attention to the important safety notes.
XDepress the brake pedala nd keep it
depressed.
XPress the Start/Stop button once
(Ypag e122).
The engine starts.
Starting procedure via smartphone
Observe the important safety notes on starting
the engine (Ypag e123).
You can als ostart you rengine via you rsmart-
phone from outside the vehicle. In this case, the
previousl yselected climate control setting is
activated. In this way you can cool or heat the
interior of the vehicleb efore starting the jour-
ney.
Only start the engine via you rsmartphone if it is
safe to start and run the engine where you rvehi-
cle is parked.
Observe the legals tipulations in the area where
you rvehicleisp arked.Engine start via smart-
phone may be limited to certain countries or
regions.
You can execute amaximu moftwo consecutive
starting attempts via you rsmartphone. If you
insert the SmartKey into the ignitio nlock, you
can carry out two more starting attempts.
Once you have started the engine, you can
switch the engine off via you rsmartphone at any
time.
You can only start the engine via you rsmart-
phone if:
Rthe SmartKey is in the ignitio nlock
Rpark position jis selected
Rthe accelerator pedalisn ot depressed
Rthe anti-theft alarm system is not activated
Rthe panicalarm is not activated
Rthe hazard warning lamp sare switched off
Rthe hood is closed
Rthe doors are closed and locked
Rthe windows and sliding sunroof are closed
Also make sure that:
Rthe fuel tank is sufficiently filled
Rthe starter battery is sufficiently charged
GWARNING
Limbs coul dbecrushedortrappe difthe
engine is started unintentionally during ser-
124Driving
Driving and parking

quently. Under arduous operatingconditions,
the tires must be checked more often. Further
information can be obtained at aqualified spe-
cialist workshop, e.g. an authorized Mercedes-
BenzC enter.
Driving abroad
An extensive Mercedes-Benz Service network is
also available in other countries. You can obtain
further information from any authorized
Mercedes-Benz Center.
Care
General notes
HEnvironmental note
Dispose of empty packagin gand cleaning
cloths in an environmentally responsible man-
ner.
!For cleanin gyour vehicle, do not use any of
the following:
Rdry, rough or hard cloths
Rabrasive cleanin gagents
Rsolvents
Rcleanin gagent scontainin gsolvents
Do not scrub.
Do not touch the surfaces or protective films
with hard objects, e.g. aring or ice scraper.
You could otherwise scratch or damage the
surfaces and protective film.
!Do not park your vehicle for along period of
time directly after cleaning, particularly after
cleanin gthe wheel rim with wheel cleaner.
Wheel cleaner can lead to the increased cor-
rosion of the brake discs and pads. Therefore,
drive for afew minutes after cleaning. By
heating up the brakes, the brake discs and
pads dry. The vehicle can then be parked for a
long period of time.
Regular care of your vehicle is acondition for
retaining the quality in the long term.
Use care productsa nd cleaningagent srecom-
mended and approved by Mercedes-Benz.
Washing the vehicle and cleaning the
paintwork
Automatic car wash
GWARNING
Braking efficiency is reduced after washing
the vehicle. There is arisk of an accident.
After the vehicle has been washed, brake
carefully while paying attention to the traffic
condition suntil full brakin gpower is restored.
!When Distance Pilot DISTRONIC or the
HOLD function is activated, the vehicle
brakes automatically in certain situations.
To avoid damage to the vehicle, deactivate
Distance Pilot DISTRONIC and the HOLD
function in the following or similar situations:
Rwhen towing the vehicle
Rin the car wash
!Never clean your vehicle in aTouchless
Automatic Car Wash as these use special
cleanin gagents. These cleanin gagent scan
damage the paintwor korplastic parts.
!Make sure that the automatic transmission
is in position Nwhen washing your vehicle in
at ow-through car wash. The vehicle could be
damaged if the transmission is in another
position.
!Make sure that:
Rthe side windows and the sliding sunroof
are fully closed.
Rthe blower is switched off.
Rthe windshield wiper switch is at position 0.
The vehicle may otherwise be damaged.
You can wash the vehicle in an automatic car
wash from the very start.
If the vehicle is very dirty, pre-wash it before
cleanin gitinana utomatic car wash.
After using an automatic car wash, wipe off wax
from the windshield and the wiper blades. This
will prevents mears and reduce wiping noises
caused by residue on the windshield.
Washing by hand
In some countries, washing by hand is only
allowed at specially equipped washing bays.
Observe the legal requirements in each country.
262Care
Maintenance and care