
Tr
ansmission Display messages
Possible causes/consequences and M
MSolutions
Transmission Malfunction
Stop *
The transmission is malfunctioning. The transmission shifts toposition iautomaticall y. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Switch the transmission toposition j. #
Consult a qualified specialist workshop.
N permanently active Risk
of vehicle rolling *
While theve hicle is rolling or while you are driving, the transmission has been shif tedto position i. #
Depress the brake pedal tostop and, when theve hicle is stationar y,shift the transmission toposition j. #
Tocontinue your journe y,shift the transmission toposition hork.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission is overheating. Pulling away may be temp orarily impaired or not possible. #
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. #
Lea vethe engine running. #
Wait until the display message disappears before pulling away.
To shift out of P or N,
depress brake and start
engine *
Yo u ha veattem ptedto shift the transmission out of position jori into ano ther transmission position. #
Depress the brake pedal. #
Start the engine.
Apply brake to deselect
Park (P) position *
Yo u ha veattem ptedto shift the transmission out of position jand into ano ther transmission position. #
Depress the brake pedal. Display messages and
warning/indicator lamps 513 

Ty
res Display messages
Possible causes/consequences and M
MSolutions
Tyre pressure Check tyres *T
he tyre pressure loss warning sy stem has de tected a significant loss in pressure. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
Ty res with insuf ficient tyre pressure pose thefo llowing risks:
R The tyres may bur st, especially as the load and vehicle speed increase.
R The tyres may wearexc essively and/or une venly, which may greatly impair tyre traction.
R ‑ The driving characteristics, steering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle, paying attention toroad and traf fic conditions. #
Check the tyre pressure (→ page442) and the tyres. #
When the tyre pressure is cor rect, restart the tyre pressure loss warning sy stem (→ page448).
h *T
he tyre pressure in one or more tyres has dropped suddenl y.The wheel position is displa yed. Display messages and
warning/indicator lamps 515 

Display messages
Possible causes/consequences and M
MSolutions
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle, paying attention toroad and traf fic conditions. #
Check the tyre pressure (→ page442) and the tyres.
h Rectify tyre pressure *T
he tyre pressure is too low in at least one of the tyres, or the tyre pressure dif fere nce between the wheels is too
great. #
Check the tyre pressure and add air, if necessar y. #
When the tyre pressure is cor rect, restart the tyre pressure monitoring sy stem (→ page445).
h Tyre press. monitor cur-
rently unavailable *T
here is inter fere nce from a po werful radio signal source. As a result, no signals from the tyre pressure sensors are
re cei ved. The tyre pressure monitoring sy stem is temp orarily una vailable. #
Drive on.
The tyre pressure monitoring sy stem restarts automatically as soon as the cause has been rectified.
h
Wheel sensor(s) missing *T
he tyre pressure sensor signal is missing from one or more tyre(s). The pressure of the af fected tyre is not dis‐
pl ay ed. #
Have thefa ulty tyre pressure sensor replaced at a qualified specialist workshop. Display messages and
warning/indicator lamps 517 

Display messages
Possible causes/consequences and M
MSolutions
If th eke y de tection function has a malfunction due toast ro ng radio signal source: #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Place theke y in the slot forst arting the engine with theke y (→ page 161).
Á
Replace key *T
hekey needs tobe replaced. #
Consult a qualified specialist workshop.
Á Key not detected (white
display message) *T
hekey is cur rently und etected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, start the engine with theke y in the slot (→ page161).
Á
Cha nge key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (→ page73).
Á *T
hekey de tection function is malfunctioning. #
Change the location of theke y in theve hicle. #
Start theve hicle with theke y in the slot (→ page161). 520
Displaymessa ges and warning/indicator lamps 

Au
tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................12 9
Au tomatic engine start (ECO start/
sto p function) .......................................... 16 5
Au tomatic engine stop (ECO start/
sto p function) .......................................... 16 5
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff .......................................... 40, 42
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 40
PA SSENGER AIR BAG indicator lamp .... .42
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .142
Au tomatic transmission
DIRECT SELECT le ver ........................... 171
Drive program display .......................... 17 0
Drive programs .................................... 16 9DY
NA MIC SELECT switch .................... 16 9
Engaging drive position ........................ 172
Engaging neutral .................................. 172
Engaging pa rkposition ........................ 172
Engaging reve rsege ar ........................ .172
Kickdown ............................................. 174
Manual gear changing .......................... 173
St eering wheel gearshift paddles ........ .173
Tr ansmission position display .............. 171
Tr ansmission positions ........................ 171
Axle load Perm issible .......................................... 463
Tr ailer operation .................................. 477 B
Bag hook ................................................... 11 8
Ball ne ck
Fo lding out/in .................................... .254
BA S (Brake Assist Sy stem) .................... .191
Battery Charging (Remo teOnline) .................... 16 2
Ke y ........................................................ 73
Re mo tecontrol (s tationary heater) ...... 15 3Battery
see Battery (vehicle)
Battery (vehicle) ...................................... 431
Charging .............................................. 430
Charging (Remo teOnline) .................... 16 2
No tes .................................................. 426
No tes (s tarting assis tance and
ch arging) ............................................ .428
Re placing .............................................4 31
St arting assis tance .............................. 430
Belt see Seat belt
Bic ycle rack
Tr ailer operation .................................. 257
Blind Spot Assist .................................... .247
Ac tivating/deactivating ...................... .250
Fu nction .............................................. 247
Sy stem limitations ...............................2 47
Blo wer
see Climate control
BlueTEC see AdBlue ® Index
549 

Ad
aptive Highbeam Assist Plus inop‐
erative ................................................ .530
¯ AdBlue sy stem fault Engine
st art not possible ................................ .512
¯ AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual .................................................5 11
¯ AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................... 511
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... 511
4 Add 1 litre engine oil when next
re fuelling ............................................. 509
Air conditioning Malfunction See
Owner's Manual .................................. 526
Apply brake todeselect Park (P)
position ................................................ 513
App lybrake toselect R ........................ 514
À ATTENTION ASSIST inoperative ... 498ÀAT
TENTION ASSIS T:Take a
break! .................................................. 495
bAu tomatic driving lights inoper‐
ative .................................................... 529
Au xilia rybattery malfunction ...............514
Beginning eme rgency stop .................. 490
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 501
Blind Spot Assist inope rative ............... 494
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 97
Cann otstart engine See Owner's
Manual ................................................ 505
ÁChan gekey bat teries .................. 520
JCheck brake fluid le vel................ 483
Check brake pads See Owner's Man‐
ual ...................................................... .493
4Che ckeng. oil le v.when next
re fuelling .............................................. 51 0ï
Check trailer hit chlock (white
display message) ................................ .525
Che cktyre pressu resth en restart
Ru n Flat Indicator ................................. 519
h Check tyre(s) .............................. .516
! Clean the fuel filter .................... .503
?Coolant Stop vehicle Switch
engine off ............................................ 505
Cruise contro l and Limiter inope ra‐
tive ...................................................... 500
Cruise control inope rative ................... 500
Cruise control off ................................ 500
!cu rrently unavailable See Own‐
er's Manual ........................................ .485
÷cur rently una vailable See Own‐
er's Manual .......................................... 479
5 Engine oil le vel cannot be
measured ............................................ 507
4Engine oil le velRe duce oil le vel...5 08 556
Index 

ÁPlace
theke y in the mar ked
space See Owner's Manual ................. 520
KPlease check direction of tr avel ...... 491
Please reduce speed ...........................4 93
ÛPlease wait Charging high- volt‐
age battery .......................................... 506
PRE- SAFE inoperati veSee Owner's
Manual ................................................ 490
Ra dar sensors dirty See Owner's
Manual ................................................ 484
_Re ar left seat backrest not
loc ked (Example) .................................5 22
hRe ctify tyre pressure ....................517
Re duce speed ...................................... 51 8
Ø Refill Ad Blue Eng. start not pos‐
sible .................................................... .510
Ø Refill Ad Blue See Owne r’s Man‐
ual ........................................................ 51 0
! Release parking brake .................482
¸Re place air cleaner .....................504ÀRe
placekey See Owner's Man‐
ual ...................................................... .521
Á Replace key ................................ .520
8Re servefuel le vel........................ 507
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 492
Re versing not poss. Consult work‐
shop ..................................................... 514
Risk of vehicle rolling Driver door
open and transmission not in P ............514
Ru n Flat Indicator inope rative .............. 519
# See Owner's Manual ................... 503
Speed limit (winter tyres) XXX km/h ... 501
ÐSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 523
ÐSt eering malfunction Stop
immediately See Owner's Manual .......523
St op vehicle Lea veengine running
Wa itTransmission cooling ....................513#
Stop vehicle Lea veengine run‐
ning ..................................................... 504
#St opvehicle See Owner's Man‐
ual .......................................................5 04
ÉSt opvehicle Vehicle too low ........ 497
çsuspended ..................................4 99
bSwitch off lights .......................... 528
bSwitch on headla mps.................. 529
To shift out of P or N,depress brake
and start engine .................................. .513
Ø Top up AdBlue Perf.re duced in
XXX miles See Owner's Manual ...........512
Ø Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km .............512
To p up coolant See Owner ’sManual ... 503
¥To p upwasher fluid .................... .525
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 496
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 496558
Index 

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 Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical dipped
beam) .................................................. 12 8
Gene ral driving tips ............................ .163
Ru nning-in no tes ..................................1 62
Dr ow siness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 218Dynamic handling cont
rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT .................................... 16 9
Con figuring drive program I ................. 17 0
Displ aying engine data ........................ 17 0
Displ aying vehicle data ........................ 17 0
Drive program display .......................... 17 0
Drive programs .................................... 16 9
Fu nction .............................................. 16 9
Operating (DYNAMIC SELECT switch) .............................................................1 70
Selecting the drive prog ram ............... .170
Showing operation feedback ............... 17 0 E
E10 ............................................................ 467
Easy entry feature
Fu nction/no tes .................................... 111
Setting ................................................. 11 2
Easy exitfeature
Fu nction/no tes .................................... 111
Setting ................................................. 11 2EBD (Electronic Brake
forc e Distribu‐
tion)
Function/no tes ................................... 19 5
ECO Assist Displaying ............................................ 16 9
Fu nction/no tes .................................... 167
ECO display Function ............................................... 167
Re setting ............................................. 268
ECO start/s top function ......................... 16 5
Au tomatic engine start ........................ 16 5
Au tomatic engine stop .........................1 65
Operation ............................................ 16 5
Switching off/on ................................. 167
Electric pa rking brake ............................ .186
Applying auto matically ........................ 186
App lying or releasing manually ............ 188
Emergency braking .............................. 188
Re leasing automatically ...................... .187
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................23 560
Index