Page 495 of 557
Display messages
Possible causes/consequences and M
MSolutions
b Malfunction See Owner's
Manual *T
heexterior lighting is faulty. #
Consult a qualified specialist workshop.
Ve hicles with a trailer hitch: a fuse may haveblown. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Check the fuses and replace them if necessary .
b AUTO lights inoperative *T
he light sensor is faulty. #
Consult a qualified specialist workshop.
b Switch off lights *Y
ou are leaving theve hicle and the lights are still switched on. #
Turn the light switch totheà position.
b Switch on headlamps *Y
ou are driving without dipped-beam headlamps. #
Turn the light switch totheL orà position.
Adaptive Highbeam Assist
Plus inoperative *A
daptive Highbeam Assist Plus is faulty. #
Consult a qualified specialist workshop. 492
Display messages and warning/indicator lamps
Page 496 of 557

Display messages
Possible causes/consequences and M
MSolutions
Adaptive Highbeam Assist
Plus currently unavailable
See Owner's Manual *A
daptive Highbeam Assist Plus is temp orarily una vailable.
The sy stem borders ha vebeen reached (→ page128). #
Drive on.
When the causes no longer appl y,the sy stem will be available again. The Adaptive Highbeam Assist Plus availa-
ble again display message appears.
Adaptive Highbeam Assist
Plus Camera view restric-
ted See Owner's Manual *T
he camera view is reduced. Possible causes:
R dirt on the windscreen in the camera's field of vision
R heavy rain, snow or fog
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable.
When the causes no longer appl y,driving sy stems and driving saf ety sy stems are available again.
If th e display message does not disappear: #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Clean the windscreen. Wa
rning and indicator lamps Overview of
warning and indicator lamps Some sy
stems per form a self-test when the igni‐
tion is switched on. Some warning and indicator
lamps may briefly light up or flash. This behav‐ iour is non-critical. These
warning and indicator
lamps only indicate a malfunction if they light up
or flash af terth e engine is star ted or during a
journe y. Displ
aymessa ges and warning/indicator lamps 493
Page 497 of 557

Instrument display (standard)
Instrument display in
the widescreen cockpit Prog
ressive setting (widescreen cockpit) If
yo u select the progressive display setting in
ve hicles with a widescreen cockpit, the position
of the indicator lamps in the instrument display
ch anges.
Wa rning and indicator lamps:
L Dipped beam (→
page123)
T St
anding lights (→ page123)
K Main beam (→
page125)
#! Tu
rn signal light (→ page125)
R Re
ar fog light (→ page123) ü
Seat belt is not
fastened
(→ page 501)
J Brakes (red) (→
page 495)
! ABS malfunction (→
page 495)
÷ ESP®
(→ page 495)
å ESP®
OFF (→ page 495)
! Elect
ric pa rking brake(→ page 495)
Ð St
eering assis tance malfunction
(→ page 503)
# Electrical
fault (→ page 505)
6 Re
stra int sy stem (→ page 495)
; Engine diagnosis (→
page 505)
8 Fu
elreser vewith fuel filler cap loca‐
tion indicator (→ page 505)
? Coolant
too hot/cold (→ page 505)
· Dis
tance warning (→ page 502)
% Preglow
h Ty
re pressure monitoring sy stem
(→ page 508)
j Tr
ailer hit chis not operational or is
swivelling (→ page 503)494
Display messages and warning/indicator lamps
Page 501 of 557
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
÷ ESP ®
wa rning lamp flashes The
yellow ESP ®
wa rning lamp flashes while theve hicle is in motion.
ESP ®
is inter vening . #
Adapt your driving style to suit thero ad and weather conditions.
÷ ESP ®
wa rning lamp lights
up The
yellow ESP ®
wa rning lamp is lit while the engine is running.
ESP ®
is malfunctioning.
Other driving and driving sa fety sy stems may also be faulty. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems are
switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages in the multifunction displa y. #
Consult a qualified specialist workshop. 498
Display messages and warning/indicator lamps
Page 504 of 557

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
6 Re stra int sy stem warning
lamp The
redre stra int sy stem warning lamp is lit while the engine is running.
The restra int sy stem is malfunctioning. &
WARNING Risk of inju ryor fata l injury due toa malfunction in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or might not
be triggered at all in theeve nt of an accident. This may af fect the seat belt tensioner or airbag, forex ample. #
Have there stra int sy stem checked and repaired immediately at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages in the multifunction displa y. #
Consult a qualified specialist workshop immediatel y. Seat belt
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
7 Seat belt warning lamp
lights up The
red seat belt warning lamp lights up af terst arting the engine.
In addition, an acoustic warning tone may sound.
The seat belt warning lamp reminds the driver and front passenger tofast entheir seat belts. #
Fasten your seat belt .
If yo u ha veplaced objects on the front passenger seat, thewa rning lamp may remain lit. Display messa
ges and warning/indicator lamps 501
Page 505 of 557
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
7 Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermit tent wa rning tone sounds.
The driver or front passenger has not fastened their seat belt while theve hicle is in motion. #
Fasten your seat belt .
There are objects on the front passenger seat. #
Remo vethe objects from the front passenger seat. Driving sy
stems Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
· Dis tance warning warning
lamp The
red dis tancewarning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obs tacle at too high a speed. #
Be prepared tobrake immediatel y. #
Increase the dis tance.
Ac tive Brake Assi st .502
Display messages and warning/indicator lamps
Page 511 of 557

Ty
res Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
h Ty re pressure monitoring
sy stem warning lamp lights
up The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
The tyre pressure monitoring sy stem has de tected tyre pressure loss in at least one of the tyres. &
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 and the tyres. 508
Display messages and warning/indicator lamps
Page 525 of 557

Tr
af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 462
Tr af fic Sign Assi stinope rative ............. 462
jTr ailer coupling extending… ......... 480
Tr ansmission Malfunction Stop ........... 483
!Tu rnon the ignition torelease
th e parking brake ................................ 442
Ty re press. monitor cur rently una vail‐
able .................................................... .475
Ty re press. monitor inoperative ............476
Ty re press. monitor inoperative No
wheel sensors ...................................... 476
Ty re pressure Check tyres ...................473
Ty re(s) ove rheated ...............................4 76
Ty re(s) ove rheated Reduce speed ........477
d Vehicle is operational Switch
off the ignition before exiting .............. 483
ÉVe hiclerising Please wait............ 454
ÉVe hiclerising ...............................4 54
h Warning tyre defect .....................475 h
Wheel sensor(s) missing ..............476
Wi thout changing gear, consult work‐
shop ....................................................4 82
Dist ance control
see Dis tance Pilot DISTRONIC
Di stance Pil otDISTRONIC ...................... .193
Ac tivating ............................................ 19 6
Ac tivation conditions ........................... 19 6
Calling up a speed .............................. .196
Deactivating ........................................ 19 6
Fu nction .............................................. 19 3
Le ver ................................................... 19 6
Selecting ............................................. 19 6
Setting a speed ................................... 19 6
St oring a speed ................................... 19 6
Sy stem limits ....................................... 19 3
Distance recorder .................................... 24 9
DISTRONIC see Di stance Pilot DI STRONIC
Door Additional door lock .............................. 68
Locking (emer gency key) ...................... .72
Opening (from inside) ............................68 Un
locking (emer gency key) .................... 72
Un locking (from inside) ........................ .68
Door see Locking/unlocking
Door cont rol panel .................................... .16
Drive Away Assist .................................... 226
DRIVE PIL OT............................................. 200
Fu nction .............................................. 200
Drive position Selecting ............................................. 16 4
Drive prog ram display ............................. 161
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical dipped beam ...................1 23
Driving light see Automatic driving lights
Driving saf ety sy stem ............................ .179
ABS (Anti-lock Braking Sy stem) ........... 180
Ac tive Brake Assi st.............................. 185522
Index