
Display messages
Possible causes/consequences and M
MSolutions #
Ifth e ball neck is retracted: initiatea new swivel mo vement and, at the same time, pull and hold the button
on the boot lid until the ball neck engages vertically in the loc ked position and then engages beneath the
bumper (/ page240). #
Ifth e ball neck is extended: pull and hold the button on the boot lid until the ball neck engages beneath the
bumper.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck 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 nec k. #
Consult a qualified specialist workshop.
Ù Steering malfunction
Increased physical effort
See Owner's Manual *T
he po werst eering assis tance is malfunctioning. &
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely, you will need touse more forc eto steer. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. Displ
aymessa ges and warning/indicator lamps 381

Display messages
Possible causes/consequences and M
MSolutions #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
N *T
he boot lid is open. &
DANG ER Risk of exhaust 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 (Example) *T
he seat backrest of the cor responding seat is not engaged. #
Foldthe seat backrest back until it engages. Display messages and
warning/indicator lamps 383

BlueTEC
see AdBlue ®
Bonn et
Re setting (active bonnet) .................... 300
Boot box see EAS Y-PA CK boot box
Boot lid Closing .................................................. 80
HANDS-FREE ACCESS .......................... .82
Locking separa tely ................................ 83
Opening ................................................ .79
Opening dimensions ............................3 64
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid Notes .................................................. 362
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 191
Brakes ABS (Anti-lock Braking Sy stem) ........... 188
Ac tive Brake Assi st.............................. 191
Ad aptive brake lights .......................... .196 BA
S (Brake Assi stSystem) .................. 188
Driving tips .......................................... 16 0
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 191
HOLD function .................................... .210
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 16 0
New/replaced brakepads/brake
discs .................................................... 15 8
Ru nning-in no tes ..................................1 58
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ 332
To wing away ........................................ 328
Tr ansporting theve hicle ......................3 30
Wheel change ...................................... 345
Breakdown see Flat tyre
Buttons Steering wheel .................................... 250 C
Calls Mercedes me ...................................... 280
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ....................................... 307
Car-to-X-Communication Displaying hazard warnings ................ .274
Care .......................................................... .312
360° Camera ....................................... 310
Air-water duct ...................................... 307
Car wash ............................................. 307
Carpet .................................................. 312
Deco rative foil .................................... .309
Displ ay................................................. 312
EAS Y-PA CK boot box ............................ 312
Exterior lighting ................................... 310
High-pressu recleaner ......................... 308 Index
443

Dynamic handling cont
rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT .................................... 16 6
Con figuring drive program I ................. 167
Displ aying engine data ........................ 16 8
Displ aying vehicle data ........................ 16 8
Drive program display .......................... 167
Drive programs .................................... 16 6
Fu nction .............................................. 16 6
Operating (DYNAMIC SELECT switch) .............................................................1 67
Selecting the drive prog ram ................. 167E
E10 ............................................................ 357
Easy entry feature
Fu nction/no tes ................................... 108
Setting ................................................. 109
Easy exitfeature
Fu nction/no tes ................................... 108
Setting ................................................. 109
EAS Y-PA CK boot box ................................ 11 9
Ad justing the height toany position .... .117
Care .................................................... .312 Ins
talling/ removing .............................. 11 9
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes .................................... 191
ECO Assist Displaying ............................................ 16 6
Fu nction/no tes ................................... 16 5
ECO display Function .............................................. 16 4
ECO start/s top function ......................... 16 2
Au tomatic engine start ........................ 16 2
Au tomatic engine stop .........................1 62
Operation ............................................ 16 2
Switching off/on ................................. 16 4
Electric pa rking brake ............................ .182
Applying auto matically ........................ 182
App lying or releasing manually ............ 184
Emergency braking .............................. 184
Re leasing automatically ...................... .183
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................24 Electronic
Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Emer gency
Fire extinguisher ................................. .315
Fir st-aid kit (so ftsided) ........................ 315
Overview of the help functions .............. 16
Re moving thewa rning triangle ............ .314
Saf etyve st ........................................... 314
Setting up thewa rning triangle ............ 315
Emer gency braking ................................. 184
Emer gency braking
see BAS (Brake Assi stSystem)
Emer gency engine start ......................... 332
Emer gency key
Inserting/removing ............................... 72
Locking a door .......................................78
Un locking a door .................................. .78
Emer gency operation mode
St arting theve hicle ............................. 15 6
Emer gency spare wheel .........................3 50
No tes .................................................. 350
Engine ECO start/ stop function ......................1 62452
Index

Fr
ag rance sy stem .................................... 147
Inserting/removing theflacon ............ .147
Setting ................................................. 14 6
Fr ee software ............................................ 34
Fr equencies
Mobile phone ...................................... 352
Tw o-w ayradio ...................................... 352
Fr ont airbag (driver, front passenger) ......41
Fr ont passenger seat
see Seat
Fu el .......................................................... .358
Ad ditives .............................................3 58
Diesel ................................................. .358
E10 ...................................................... 357
Fu elreser ve ........................................ 359
Low outside temp eratures ...................3 58
Pe trol ................................................... 357
Quality (diesel) .................................... 358
Quality (p etro l) .................................... 357
Re fuelling ............................................. 173
Sulphur content ................................... 357
Ta nk content ....................................... 359
Fu nction seat
see Door cont rol panel Fu
ses ........................................................ 332
Before replacing a fuse ........................ 332
Fu se assignment diagram ...................3 32
Fu se box in the boot ............................3 34
Fu se box in the engine compartment .. 333
Fu se box in the front passenger foot‐
we ll ...................................................... 334
Fu se box on the dashboard ................. 334
No tes .................................................. 332 G
Garage door opener Cleari ngthe memory ........................... 182
Opening or closing the door ................1 82
Programming buttons .......................... 180
Re solving problems ............................. 182
Synchronising thero lling code ............ .181
Gearshift recommendation .....................171
Genera l operating permit number
(EU) .......................................................... .353
Genuine parts ............................................ 21
Genuine wood (Care) .............................. .312
Glide mode ............................................... 172Glo
vebox
Air vent ................................................ 15 3 H
Handbrake see Electric parking brake
Handling characteristics (unusual) ....... 335
HANDS-FREE ACCESS ................................ 82
Haza rdwa rning lights ............................ .128
Head restra int
Fr ont (adjusting mechanically) .............1 00
Fr ont (luxury head restra int) ................ 101
Re ar (adjusting) .................................. .102
Re ar (fitting/removing) ........................ 102
Head-up display ....................................... 253
Ad justing display elements (on-board
compu ter) ............................................ 253
Ad justing the brightness (on-board
computer) ............................................ 253
Fu nction .............................................. 252
Menu (on-board compu ter) .................. 253
Operating the memory function ........... 11 0
Setting the position (on-board com‐
puter) .................................................. 253 454
Index