2018 MERCEDES-BENZ CLS COUPE tow

Display messages
Possible causes/consequences and M
MSolutions
Blind Spot Assist inopera-
tive *B
lind Spot Assist is malfunctioning. #
Consult a qualified specialist workshop.
Blind Spot Assist not availa-
ble when towing a trailer
See Owner's Manual *W
hen you es tablish the electrical connection tothe trailer, Blind Spot Assist is una vailable. #
Press the left-hand Touch Control and ackn owledge the display message.
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctive Blind Spot Assi stistemp orarily una vailable.
The sy stem limits ha vebeen reached (→ page241). #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again. #
Ifth e display message does not disappear, stop theve hicle while paying attention toroad and traf fic conditions
and restart the engine.
Active Blind Spot Assist
inoperative *A
ctive Blind Spot Assi stis malfunctioning. #
Consult a qualified specialist workshop.
Active Blind Spot Assist
not available when towing
a trailer See Owner's Man-
ual *W
hen you es tablish the electrical connection tothe trailer, Active Blind Spot Assi stis una vailable. #
Press the left-hand Touch Control and ackn owledge the display message. 488
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
ï Check trailer hitch lock
(white display message) *T
he trailer tow hit chis not operational when you are driving with a trailer. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure (→ page246). #
Ifth e ball coupling is extended, press and hold the button on the boot lid until the ball coupling engages
beneath the bumper. #
When the display message disappears, couple up the trailer and drive on. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. If
th e display message does not disappear, the trailer tow hit chis defective and the ball coupling is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball coupling. #
Consult a qualified specialist workshop.
The trailer tow hit chis not operational when theve hicle is at a standstill. 512
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
Uncouple the coupled trailer and secure it against rolling away. #
Initiate a new swivelling procedure (→ page246). #
Ifth e ball coupling is retracted: press and hold the button on the boot lid until the ball coupling engages
ve rtically in the loc ked position and then engages beneath the bumper. #
Ifth e ball coupling is extended: press and hold the button on the boot lid until the ball coupling engages
beneath the bumper.
If th e display message does not disappear, the trailer tow hit chis defective and the ball coupling is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball coupling. #
Consult a qualified specialist workshop.
ï Operation only possible in
transmission position P *
Yo u ha veattem ptedto displace the ball coupling and the transmission is in position k,iorh. #
Depress the brake pedal. #
Shift the transmission toposition j.
ï Operation only possible in
transmission position N *
Yo u attem ptedto displace the ball coupling and the transmission is not in position i. #
Shift the transmission toposition i. Display messages and
warning/indicator lamps 513

Ve
hicle Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ï Tr ailer tow hit chwarning
lamp The
red trailer tow hit chwarning lamp is on.
The trailer tow hit chis not operational or swivels. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. #
Obser vethe messages on the multifunction displa y.
If th e trailer hitch swivels: #
Wait until the ball coupling has reached the operational position. 534
Display messages and warning/indicator lamps

Anti-lock braking sy
stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft ala rmsystem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Ad ditional door lock ...............................71
Immobiliser ...........................................89
Anti-theft pr otection
see ATA (anti-theft alarm sy stem)
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay™ ....................................... 341
Connecting an iPhone ®
....................... 342
Ending .................................................3 43
No tes .................................................. 342
Overview ..............................................3 41
Sound settings .................................... 343
Tr ans ferred vehicle data ......................3 45Ashtr
ay
Fr ont centre console ............................ 11 6
Re ar passenger compartment .............. 11 6
Assistance sy stems
see Driving saf ety sy stem
Assistant display Menu (on-board computer) .................. 258
ASS YST PLUS ........................................... 387
Battery disconnection pe riods .............3 88
Displ aying the service due date ........... 387
Fu nction/no tes ................................... 387
Re gular maintenance work .................. 387
Special service requ irements .............. 387
ATA (anti-theft ala rmsystem) .................. 89
Deactivating the alarm .......................... 90
Fu nction ................................................ 89
Fu nction of interior pr otection ............... 91
Priming/deactivating interior pr otec‐
tion ........................................................ 91
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 91
To w- aw ay protection function ................90
AT TENTION ASSI ST.......................... 235, 237
Fu nction .............................................. 235 Setting ................................................. 237
Sy
stem limitations ...............................2 35
At tention assistant
see ATTENTION ASSIST
Au dio mode
Connecting USB devices ..................... 363
Co pyrights ...........................................3 61
Information ..........................................3 59
Inserting/removing an SD card ........... 361
Media sea rch ....................................... 366
Overview ............................................. 362
Pa use and playback function .............. .363
Selecting a track ................................. 363
Selecting playba ckoptions .................. 363
Switching on media mode ...................3 61
Tr ack list .............................................. 363
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................12 3
Au tomatic engine start (ECO start/
sto p function) .......................................... 15 6544
Index

D
Damage de tection (pa rked vehicle) .......179
Dashboard see Cockpit
Dashboard lighting see Instrument lighting
Data acquisition Vehicle .................................................. 28
Data import/export ................................ 295
Fu nction/no tes ................................... 295
Importing/exporting ........................... 295
Data storage
Electronic control units ........................ .28
Online services ...................................... 30
Ve hicle .................................................. 28
Date Setting the time and date automati‐
cally ..................................................... 290
Deactivating the alarm (A TA).................... 90
Dealership see Qualified specialist workshop Declaration of conformity
Electromagnetic compatibility ............... 25
Jack .......................................................25
TIREFIT kit ............................................. 26
Wi reless vehicle components ................25
Decorative foil (cleaning instructions)
.................................................................. .398
DeNO x agent
see AdBlue ®
Designs Menu (on-boa rdcompu ter) .................. 256
Dest ination .............................................. .317
Editing intermedia tedestinations ........ 307
Editing the pr evious destinations ........ .318
External ............................................... 318
Saving (cu rrent vehicle position) ..........3 17
Saving as global favo urite .................... 318
St oring a map position .........................3 17
Destination ent ry.................................... 303
Entering a POI or address .................... 303
Entering an intermedia tedestination ...3 07
Entering geo-coordinates .................... 308
Selecting a contact ............................. 308
Selecting a POI .................................... 306 Selecting from
the map ....................... 309
Selecting pr evious destinations .......... .306
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................26
Diesel Low outside temp eratures ...................4 55
No tes .................................................. 455
Digital Owner's Manual ............................20
Digital speedome ter ............................... 259
Digital TV
see TV
Digital Vehicle Keyst icker
Locking theve hicle ................................ 72
St arting theve hicle .............................. 151
Unlocking theve hicle ............................72
Dinghy towing
see Tow- bar sy stem
Dipped beam Setting .................................................1 29
Switching on/off ................................. 12 2550
Index

DIRECT SELECT le
ver............................... 161
Engaging drive position ....................... 16 3
Engaging neutral .................................. 16 2
Engaging pa rkposition ........................ 16 2
Engaging pa rkposition automatically .. 16 2
Engaging reve rsege ar ........................ .162
Fu nction ............................................... 161
Display Care .................................................... 402
Display (multimedia sy stem)
Settings .............................................. .289
Display (on-board comp uter)
Displ ays on the multifunction display .. 257
Display content Setting the additional value range ....... 256
Displ aymessage ..................................... 465
Calling up (on-board compu ter) ........... 465
No tes .................................................. 465
Display messages ¯ - - - km/h .................................... 491
ç - - - km/h ................................... 490
È - - - km/h ................................... 492 #12
V battery See Owner's Man‐
ual ....................................................... 495
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........488
Ac tive Blind Spot Assi stinope rative .... 488
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ 488
Ac tive bonnet malfunction See Own‐
er's Manual .......................................... 51 8
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 481
Ac tive Brake Assi stFunctions limited
See Owner's Manual ........................... 480
Ac tive Dis tance Assi stavailable
again .................................................... 491
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........491
Ac tive Dis tance Assi stinope rative ....... 491 Ac
tive Lane Keeping Assist Camera
view restricted See Owner's Manual ... 487
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........486
Ac tive Lane Keeping Assist inopera‐
tive ...................................................... 486
bAc tive Light Sy stem inoperative .. 521
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 489
èAc tiveSteering Assist cur rently
una vailable See Owner's Manual .........485
èAc tiveSteering Assist inopera‐
tive ...................................................... 486
Ad aptive Highbeam Assist Plus Cam‐
era view restricted See Owner's
Manual ................................................ 523
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .522 Index
551

Un
locking (from the inside) .................... 71
Door cont rol panel .................................... .16
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 234
Drive position Engaging .............................................. 16 3
Drive prog ram display ............................. 16 0
Drive prog rams
see DYNA MIC SELECT
Driving abroad Symmetrical dipped beam ...................1 22
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .180
ABS (Anti-lock Braking Sy stem) ........... 182
Ac tive Brake Assi st.............................. 187
Ad aptive brake lights .......................... .192
BA S (Brake Assi stSystem) .................. 182
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 186
ESP ®
Crosswind Assi st........................ 186
ESP ®
trailer stabilisation .................... .186 Overview ..............................................
181
Ra dar sensors ...................................... 181
Re sponsibility ...................................... 180
ST EER CONTROL ................................. 187
Driving sy stem
DY NA MIC BODY CONTROL .................. 209
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Change Assi st
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Remo teParking Assist see
Reversing camera
see Speed Limit Assist
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical dipped
beam) .................................................. 12 2
Gene ral driving tips ............................ .154
Ru nning-in no tes ..................................1 53
Dr ows iness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 209
Dynamic handling cont rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT ................................... .159
Configu ring drive program I ................. 16 0
Displ aying engine data ........................ .161
Displ aying vehicle data ........................ 16 0
Drive prog ram display ......................... .160
Drive programs ................................... .159
Fu nction .............................................. 15 9
Operating (DYNAMIC SELECT switch) .............................................................1 60
Selecting the drive prog ram ............... .160 Index
555