
Display messages
Possible causes/consequences and M
MSolutions
Apply brake to select R *
Yo u ha veattem ptedto shift the transmission out of position hand into transmission position k. #
Depress the brake pedal. #
Switch the transmission toposition k.
j
Operation only possible in
transmission position N *
Yo u ha veattem ptedto swivel the ball neck and the transmission is not in position i. #
Switch the transmission toposition i.
j
Operation only possible in
transmission position P *
Yo u ha veattem ptedto swivel the ball neck and the transmission is in position k,iorh. #
Depress the brake pedal. #
Switch the transmission toposition j.
_
Before starting the engine,
turn the steering wheel. *
Ve hicles with manual transmissions: the electric steering lock was unable tounlo ck th esteering. #
Switch off the ignition. #
Tounlo ckthesteering, mo vethesteering wheel slightly tothe left and right. #
Switch the ignition back on. Display messages and
warning/indicator lamps 429

Display messages
Possible causes/consequences and M
MSolutions
Ð Steering malfunction See
Owner's Manual *
Ve hicles with manual transmissions: the electric steering lock is malfunctioning. The steering may be loc kedby
th e electric steering loc k. &
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf ety is jeopardised. #
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. #
Consult a qualified specialist workshop. #
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. #
Consult a qualified specialist workshop.
Let fresh air into the vehi-
cle interior! Air condition-
ing malf. Visit workshop *T
he climate contro l system is malfunctioning. &
WARNING Risk of inju ryand accident due toan insuf ficient supply of fresh air
If th e climate control sy stem is malfunctioning, carbon dioxide le vels may inc rease in the passenger compart‐
ment. Breathing in carbon dioxide may cause dizziness. #
Open the window toensure that there is a suf ficient supply of fresh ai r. #
Open the window toensure that there is an adequate supply of fresh air. #
Consult a qualified specialist workshop immediatel y.430
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
& inoperative See Owner's
Man. *T
hestationary heater is temp orarily malfunctioning. #
When theve hicle is on a le vel sur face and the engine has cooled down, make up tofour attem ptsto switch on
th est ationary heater, waiting se veral minutes between each attem pt. #
Ifth est ationary heater does not swit chon, consult a qualified specialist workshop.
M *T
he bonnet is open. &
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Pull over and stop theve hicle safely as soon as possible. #
Close the bonn et.
C *A
t least one door is open. #
Close all doors. Displ
aymessa ges and warning/indicator lamps 433

Display messages
Possible causes/consequences and M
MSolutions
N *T
he boot lid is open. &
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if the boot lid is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening the boot lid. #
Never drive with the boot lid open. #
Close the boot lid.
_ Rear left seat backrest not
locked (exa mp le) *T
he cor responding seat backrest of there ar ben chseat is not engaged. #
Foldthe cor responding seat backrest back until it engages.
¥
Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped below the minimum. #
Top up thewa sher fluid . 434
Display messages and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
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. #
Obser vethe messages on the multifunction displa y. #
Consult a qualified specialist workshop.
! ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
ABS is malfunctioning.
If th ere is an additional acoustic warning signal, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be faulty. &
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired. The braking dis tance may increase in
an emergency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages in the multifunction displa y. #
Consult a qualified specialist workshop. 442
Displaymessa ges and warning/indicator lamps

1,
2, 3 ...
12 V so cket
see Soc ket (12 V)
230 V so cket
see Soc ket (230 V)
360° Camera ........................................... 223
Ca re ..................................................... 317
Fu nction .............................................. 223
Selecting a view .................................. 226 A
A/C function Activating/deactivating (control
panel) .................................................. 14 9
Ac tivating/deactivating (multimedia
sy stem) ................................................ 14 9
ABS (Anti-lock Braking Sy stem) ............ .191
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .294
Setting ................................................. 293 Ac
oustic locking verification signal
Swit ching on/off .................................. .68
Ac tive Blind Spot Assi st......................... 239
Ac tivating/deactivating ...................... .241
Brake application ................................. 239
Fu nction .............................................. 239
Sy stem limitations ...............................2 39
Tr ailer operation .................................. 239
Ac tive bonn et(pedestrian pr otection) .. 307
Operation ............................................ 307
Re setting ............................................. 307
Ac tive Brake Assi st
Fu nction/no tes ................................... 19 6
Setting ................................................. 201
Ac tive Di stance Assist DISTRO NIC........ 205
Calling up a speed ............................... 207
Fu nction .............................................. 205
Increasing/decreasing speed .............. 207
Le ver ................................................... 207
Re quirements: .................................... .207
Selecting ............................................. 207
St oring a speed ................................... 207
Switching off/deactivating .................. 207
Switching on/activating ......................2 07Sy
stem limitations ...............................2 05
Ac tive headlamps function .....................131
Ac tive Lane Keeping Assist .....................241
Ac tivating/deactivating ...................... .243
Fu nction ............................................... 241
Sensitivity (function/no tes) ................. 24 4
Setting the sensitivity .......................... 24 4
Sy stem limitations ...............................2 41
Ac tive Parking Assist .............................. 226
Cross Traf fic Alert ............................... 237
Drive AwayAssi st................................ 236
Exiting a pa rking space ...................... .230
Fu nction .............................................. 226
Pa rking ................................................ 228
Sy stem limitations ...............................2 26
Ac tive Steering Assist ............................ .210
Ac tivating/deactivating ........................ 211
Fu nction ............................................... 210
Sy stem limitations ...............................2 10
Ad aptive brake lights .............................. 201
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC 456
Index

Alarm sy
stem
see ATA (anti-theft alarm sy stem)
Ambient lighting ...................................... 13 6
Animals Pets in theve hicle ................................. 65
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 ............................................ 91
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)
Ashtr ay
Fr ont centre console ........................... 12 0Re
ar passenger compartment .............. 121
Assistance graphic
Menu (on-boa rdcompu ter) .................. 256
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 306
Battery disconnection pe riods .............3 07
Displ aying the service due date ........... 306
Fu nction/no tes ................................... 306
Re gular maintenance work .................. 306
Special service requirements .............. 306
ATA (anti-theft ala rmsystem) .................. .91
Deactivating the alarm .......................... 92
Fu nction ................................................ 91
Fu nction of interior pr otection ............... 93
To w- aw ay protection function ................92
AT TENTION ASSI ST.......................... 23 7, 238
Ac tivating/deactivating ...................... .238
Fu nction .............................................. 237
Sy stem limitations ...............................2 37
At tention assistant
see ATTENTION ASSIST Au
dio 20
see Multimedia sy stem
Au dio mode
Ac tivating media mode ........................ 296
Connecting USB devices ..................... 297
Co pyright ............................................. 296
Information .......................................... 295
Inserting/re moving SD memory card
............................................................ .296
Media sea rch ....................................... 298
Overview ............................................. 297
Pa use and playback function .............. .298
Selecting a track ................................. 297
Selecting playba ckoptions .................. 297
Tr ack list .............................................. 297
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................12 8
Au tomatic engine start (ECO start/
sto p function) .......................................... 16 6
Au tomatic engine stop (ECO start/
sto p function) .......................................... 16 6458
Index

Boot box
see EAS Y-PA CK boot box
Boot lid Activating/deactivating the boot lid
opening limiter ....................................... 81
Closing .................................................. 77
HANDS-FREE ACCESS .......................... .79
Locking separa tely ................................. 81
Opening .................................................76
Opening dimensions ............................3 76
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes ................................................... 374
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 6
Brakes ABS (Anti-lock Braking Sy stem) ........... 191
Ac tive Brake Assi st.............................. 19 6
Ad aptive brake lights .......................... .201
BA S (Brake Assi stSystem) ...................1 91
Driving tips .......................................... 16 4EBD (Electronic Brake
forc e Distribu‐
tion) ..................................................... 19 6
HOLD function .................................... .212
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 16 4
New/replaced brake linings/brake
discs .................................................... 16 4
Ru nning-in no tes ..................................1 64
Braking assistance see BAS (Brake Assi stSystem)
Breakdown Assis tance overview .............................. 18
To w- starting ........................................ 340
To wing away ........................................ 336
Tr ansporting theve hicle ......................3 38
Wheel change ...................................... 357
Breakdown see Flat tyre
Breakdown assistance call see Service call
Breakdown management see Service call
Bu rm ester ®
sur round sound sy stem .....3 05
Ad justing the balance/fader ............... 305 Ad
justing the sound optimisation ........ 305
Ad justing treble, mid and bass ............ 305
Calling up the sound menu .................. 305
Information .......................................... 305
Switching the sur round sound on/off
............................................................ .305
Buttons Steering wheel .................................... 252 C
Call lists Calling up the speed dial list ............... 285
Deleting speed dial presets ................. 285
Displaying de tails from a list ent ry...... 285
Making a call ....................................... 285
Overview ............................................. 285
Setting up a speed dial li st.................. 285
Calling up the sound menu Burmes ter®
sur round sound sy stem ... 305
Calls ..........................................................2 82
Ac cepting ............................................ 282
Ac tivating functions du ring a call ........ 282
Calls wi thseveral participants ............ .282
Declining ............................................. 282 460
Index