
R
The dis tance totheve hicle in front is too
small and the lane markings thus cannot be
de tected.
R The lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
R The car riag ew ay isvery nar row and winding.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.
Ac tivating Active Lane Keeping Assist &
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application. &
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. #
Alw ays make sure that there is suf fi‐
cient di stance tothe side forot her traf‐
fi c or obs tacles. &
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assist cann otalw ays clearly
de tect lane markings. In su
chcases, Lane Keeping Assist can:
R give an unnecessary warning
R not give a warning #
Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you. Re
quirement:
The driving speed is at least 60 km/h. Driving and parking
243

5
Engine oil le vel cannot be
measured ............................................ .414
4 Engine oil le velRe duce oil le vel.. 412
4 Engine oil le velSt op vehicle
Switch engine off ................................. 412
4 Engine oil pressure Stop
Switch off engine ................................. 413
6 Front left malfunction Consult
wo rkshop (e xample)............................ 396
Fr ont-passenger airbag disabled See
Owner's Manual ..................................3 97
Fr ont-passenger airbag enabled See
Owner's Manual ..................................3 98
! inoperative See Owner's Man‐
ual ....................................................... 382
÷ inoperative See Owner's Man‐
ual ....................................................... 385
T inoperative See Owner's Man‐
ual ....................................................... 386
G Inoperati ve................................. 392 b
Intelligent Light Sy stem inoper‐
ative ....................................................4 35
ÂKe y not de tected (red displ ay
messa ge).............................................4 22
 Key not de tected (white dis‐
pl ay messa ge).....................................4 22
bLeft dipped beam (e xamp le) ........ 435
6Left windowbag malfunction
Consult workshop (e xample).............. .396
Let fresh air into theve hicle interior!
Air conditioning malf. Visit workshop .. 430
Limiter inoperative .............................. 406
Limiter passive .................................... 405
¢ Lowe ring .................................... 399
b Malfunction See Owner's Man‐
ual ....................................................... 436
ðMaximum speed exceeded ..........4 06
N permanently active Risk of vehicle
ro lling .................................................. 426
ë Off.............................................. 404 Only select
Park (P) when vehicle is
st ationary ............................................ 426
j Operation on ly possible in
tr ansmission position N .......................429
j Operation only possible in
transmission position P ....................... 429
! Parking brake See Owner's
Manual ................................................ 388
 Place theke y in the mar ked
space See Owner's Manual ................. 423
PRE-SAFE impulse side inoperative
See Owner's Manual ........................... 394
PRE-SAFE inoperative See Owner's
Manual ................................................ 394
Ra dar sensors dirty See Owner's
Manual ................................................ 392
_Re ar left seat backrest not
loc ked (e xamp le)................................ .434
h Rectify tyre pressure ...................41 8466
Index

Ø
Refill Ad Blue Eng. start not
possible .............................................. .415
Ø Refill Ad Blue No start in XXX
km ...................................................... .415
Ø Refill Ad Blue See Owne r’s
Manual .................................................4 15
! Release parking brake ................ 387
¸ Replace air cleaner .....................414
, Replace key See Owner's Man‐
ual ...................................................... .421
 Replace key ................................ 421
8 Reser vefuel le vel........................ 414
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 395
Re versing not poss. Consult work‐
shop ....................................................4 27
Risk of vehicle rolling Driver door
open and transmission not in P ...........425
# See Owner's Manual .................. 408
Speed limit (winter tyres) XXX km/h ... 406#St
art engine See Owner's Man‐
ual ...................................................... .408
Ð Steering malfunction Drive
carefully Visit workshop ....................... 431
Ð Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 432
Ð Steering malfunction See Own‐
er's Manual ......................................... 430
Ð Steering malfunction Stop
immediately See Owner's Manual ........ 431
St op vehicle Lea veengine running
Wa itTransmission cooling ...................427
# Stop vehicle Lea veengine run‐
ning ...................................................... 411
# Stop vehicle See Owner's Man‐
ual .......................................................4 09
É Stop vehicle Vehicle too low .......4 00
b Switch off lights ......................... 436
b Switch on headla mps................. 436 To
shift out of P or N,depress brake
and start engine .................................. 425
To p up coolant See Owner ’sManual ... 407
¥ Top up washer fluid .................... 434
j Trailer coupling extending… ........ 423
Tr ansmission Malfunction Stop ........... 427
! Turn on the ignition torelease
th e parking brake ................................ 386
Ty re press. monitor cur rently una vail‐
able ...................................................... 419
Ty re press. monitor inoperative ...........420
Ty re press. monitor inoperative No
wheel sensors .................................... .420
Ty re pressure Check tyres ....................417
Ty re(s) ove rheated ...............................4 20
Ty re(s) ove rheated Reduce speed ........ 421
d Vehicle is operational Switch
off the ignition before exiting .............. 426
É Vehicle rising Please wait.......... .400
É Vehicle rising .............................. 399 Index
467

h
Warning tyre defect ....................419
h Wheel sensor(s) missing ............ 420
Wi thout changing gear, consult work‐
shop ....................................................4 26
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................71
Locking (emergency key) ...................... .76
Opening (from the inside) ......................71
Un locking (emer gency key) .................... 76
Un locking (from the inside) .................... 71
Door cont rol panel .................................... .16
Drive Away Assist .................................... 236
Drive position Selecting .............................................. 173Drive prog
ram display ............................. 17 0
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .190
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
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 6
ESP ®
(Electronic Stability Prog ram)
Crosswind Assist ................................. 19 5
ESP ®
(Electronic Stability Prog ram)
trailer stabilisation .............................. .195
Overview .............................................. 191
Ra dar sensors ...................................... 19 0
Re sponsibility ...................................... 19 0
ST EER CONTROL ................................. 19 6
Driving sy stem
DY NA MIC BODY CONTROL .................. 213Driving sy
stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Lane Keeping Assist
see Active Parking Assist
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise contro l:
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Remo teParking Assist
see Reversing camera
Driving tips Driving abroad (changing the lights) ....1 27
Gene ral driving tips ............................ .164
Ru nning-in no tes ..................................1 64
Dr ows iness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Suspension .......................................... 213468
Index