Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Have the brake sy stem checked immediately at a qualified
specialist workshop. #
Drive on carefully at an adjus ted speed and at a suf ficient dis‐
ta nce from theve hicle in front. #
Ifth e multifunction display sho wsa display message, comply with
it. #
Visit a qualified specialist workshop.
004D
and
0027
Brake warning lamp (red)
(USA)
004D
Brake warning lamp (red)
(Canada) The brake sy
stem redwa rning lamp lights up while the engine is on.
* Po ssible causes:
R The brake forc e boosting is malfunctioning.
R The EBD (electronic brake forc e distribution) is malfunctioning.
R There is not enough brake fluid in the brake fluid reser voir. &
WARNING Risk of accident and injury if brake forc e boosting
is malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal
fo rc e may be necessary for braking. The braking characteristics
may be impaired. The braking dis tance can increase in emergency
braking situations. #
Stop in a safe location immediately. Do not continue driving. #
Consult a qualified specialist workshop. &
WARNING Risk of an accident if the EBD (electronic brake
fo rc e distribution) malfunctions
If th e EBD malfunctions, the wheels may lock during braking.
The braking characteristics may be impaired.
The braking dis tance can increase in eme rgency situations. #
Stop in a safe location immediately. Do not continue driving. #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the brak‐
ing characteristics may be impaired. #
Pull over and stop theve hicle safely as soon as possible,
paying attention toroad and traf fic conditions. Do not con‐
tinue driving under any circums tances. #
Consult a qualified specialist workshop. #
Do not add brake fluid. #
Stop theve hicle immediately in accordance with the traf fic condi‐
tions. Do not continue driving. #
Consult a qualified specialist workshop. 380
Display messages and warning and indicator lamps
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
004D
and
0027
Brake warning lamp (red)
(USA) Only in
the USA: The brake sy stem redwa rning lamp lights up while the
engine is on.
* Po ssible cause:
R The brakepads ha vereached their wear limit. &
WARNING Risk of accident due torestricted braking po wer
When the brake pads ha vereached their wear limit, the braking
po we r may be restricted. #
Drive on carefully. #
Have the brake sy stem checked immediately at a qualified
specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
0075 Re stra int sy stem warning
lamp The
restra int sy stem redwa rning lamp is lit while the engine is on.
*The restra int sy stem is malfunctioning. &
WARNING Risk of inju rydue tomalfunctions in there stra int
sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem compo‐
nents may be triggered unintentionally or may not deploy as inten‐
ded during an accident. This may af fect the Emer gency Tensioning
Devices or airbags, forex ample. #
Have there stra int sy stem checked and repaired immediately
at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages on the multifunction displa y. #
Consult a qualified specialist workshop immediatel y.
00E5 ESP ®
wa rning lamp lights
up The ESP
®
ye llow warning lamp lights up while the engine is on.
* ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabiliza‐
tion. 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 on the multifunction displa y. #
Visit a qualified specialist workshop. Display messages and
warning and indicator lamps 381
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00E5
ESP ®
wa rning lamp
fl ashes The ESP
®
ye llow warning lamp flashes during a journe y.
* ESP ®
inter venes (/ page 147). #
Adapt your driving style to thewe ather and road conditions.
00BB ESP ®
OFF warning lamp The ESP
®
OFF yellow warning lamp lights up while the engine is on.
* ESP ®
has been switched off. &
WARNING Risk of skidding when driving wi thESP ®
deacti va‐
ted
If ESP ®
is deactivated, ESP ®
cannot car ryout vehicle stabilization.
The availability of fur ther driving saf ety sy stems is also limited. #
Drive on carefull y. #
Only deactivate ESP ®
for as long as the situation requ ires.
If ESP ®
cannot be activated, ESP ®
is malfunctioning. #
Have ESP ®
ch ecked immediately at a qualified specialist
wo rkshop. #
Comply with instructions toswitch ESP ®
off (/ page147).
0025 ABS warning lamp The ABS
yellow warning lamp lights up while the engine is on.
*ABS is malfunctioning. If an additional warning tone sounds, this means the EBD is malfunc‐
tioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning. &
WARNING Thereisrisk of skidding if EBD or ABS is malfunc‐
tioning
If EBD or ABS is malfunctioning, the wheels could lock when brak‐
ing
The steering capability and braking characteristics are thus
se verely impaired. The braking di stance in an emer gency braking
situation can increase. 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 on the multifunction displa y. #
Visit a qualified specialist workshop. 382
Display messages and warning and indicator lamps
Seat belt
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0076
Seat belt warning lamp
fl ashes The seat belt
redwa rning lamp flashes and an intermit tent wa rning tone
sounds.
*The driver or front passenger does not ha vetheir belt on while the
ve hicle is in motion (speeds abo ve15 mp h (2 5 km/h)). #
Put on the seat belt (/ page 34).
*There are objects on the front passenger seat. #
Remo vethe objects from the front passenger seat.
0076
Seat belt warning lamp
lights up The seat belt
redwa rning lamp lights up af terth e engine has star ted.
A wa rning tone may also sound.
*When theve hicle is stationary: The seat belt warning lamp reminds
drivers and front passengers toput on their seat belt. #
Put on the seat belt (/ page 34).
Objects on the front passenger seat may pr eventthe seat belt warn‐
ing lamp from going out. Driving sy
stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00BA
Dis tance warning lamp The
red dis tance warning lamp lights up while you are driving and a
wa rning tone sounds.
*Y ou are approaching an obs tacle at too high a speed. #
Beready toapply the brakes immediatel y. #
Increase the dis tance. Ve
hicle Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00CC
Po we rst eering sy stem
wa rning lamp The po
werst eering sy stem redwa rning lamp lights up while the engine
is on.
*The po werst eering assis tance or thesteering itself is malfunctioning. &
WARNING Risk of accident if steering capability is impaired
If th esteering no longer functions as intended, theve hicle's oper‐
ating saf ety is jeopardized. #
Consult a qualified specialist workshop. #
Obser vethe messages on the multifunction displa y. Displ
aymessa ges and warning and indicator lamps 383
Engine
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00AC
Coolant warning lamp The
red coolant warning lamp lights up while the engine is running.
* Po ssible causes:
R temp erature sensor malfunctioning
R coolant le velto o low
R air supply tothe engine radiator obstructed
R engine radiator fanfa ulty
If a warning tone also sounds, the coolant has exceeded thete mp era‐
ture of 248 °F (120 °C). &
WARNING Danger of bu rns when opening the hood
If yo u open the hood when the engine has overheated or during a
fi re inthe engine compartment, you could come into con tact wi th
hot gases or other escaping operating fluids. #
Before opening the hood, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the
hood closed and call thefire service. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. Do not continue driving. #
Obser vethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp era‐
ture scale: #
Consult a qualified specialist workshop.
Otherwise: #
Leavetheve hicle and keep a safe dis tance from theve hicle until
th e engine has cooled down. #
Check the coolant le vel(/ page 282). #
Ensure that the air supply tothe engine radiator is not obstructed. #
Without subjecting the engine toexc essive stra in, continue tothe
nea rest qu alified specialist workshop. Ensure that the coolant
te mp erature display remains below 248 °F (120 °C).
003D
Electrical malfunction
wa rning lamp The elect
rical malfunction redwa rning lamp lights up.
*A malfunction has occur red in the electrics. #
Read the messages on the multifunction displa y.
00D4
Fu elreser vewarning
lamp The fuel
reser veyellow warning lamp lights up while the engine is on.
*T he fuel supplies ha vereached there ser veleve l. #
Refuel. 384
Displaymessa ges and warning and indicator lamps
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00B9
Engine diagnosis warning
lamp The
yellow Check Engine warning lamp lights up while the engine is on.
*A malfunction has occur red in the engine, theex haust sy stem or the
fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine
may be running in emergency ope ration mode. #
Have theve hicle checked as soon as possible at a qualified spe‐
cialist workshop. Ti
res Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0077
Ti re pressure monitoring
sy stem warning lamp
fl ashes The
yellow tire pressure monitoring sy stem warning lamp (pressure
loss/malfunction) flashes forro ughly one minute and then lights up per‐
manentl y.
*The ti repressure monitoring sy stem is malfunctioning. &
WARNING Thereis a risk of an accident if the tire pressure
monitoring sy stem is malfunctioning
If th e tire pressure monitoring sy stem is malfunctioning, it is not
able toissue a warning if there is pressure loss in one or more of
th e tires.
Un derinflated tires ma y,forex ample, impair the driving, steering
and braking characteristics. #
Have the tire pressure monitoring sy stem checked at a quali‐
fi ed specialist workshop. #
Visit a qualified specialist workshop.
0077
Ti re pressure monitoring
sy stem warning lamp
lights up The tire pressure monitor
yellow warning lamp (pressure loss/malfunc‐
tion) lights up.
*The tire pressure monitor has de tected a tire pressure loss in at lea st
one tire. &
WARNING Risk of an accident due toinsuf ficient tire pres‐
sure
Ti re pressures that are too low pose thefo llowing hazards:
R The tires may bur st, especially as the load and vehicle speed
increase.
R The tires may wearexc essively and/or une venly, which may
greatly impair tire traction.
R The driving characteristics, as well as steering and braking,
may be greatly impaired.
Yo u could then lose cont rol of theve hicle. #
Obser vethere commended tire pressu re. #
Adjust the tire pressure if necessar y. Displ
aymessa ges and warning and indicator lamps 385
Android
Auto ......................................... 252
Connecting a mobile phone .............. 253
Control using the application but‐
to ns .................................................. 253
Ending .............................................. 253
No te ................................................. 253
Overview .......................................... 252
Sound settings ................................. 253
Tr ans ferred vehicle data ...................2 53
Animals Pets in theve hicle .............................. 45
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft Alarm sy stem
see ATA (Anti -Theft Alarm sy stem)
Anti-theft pr otection
Immobilizer ........................................ .61
Anti-theft pr otection
see ATA (Anti -Theft Alarm sy stem)
Apple CarPlay ®
...................................... 251
Connecting an iPhone ®
.................... 252
Control using the application but‐
to ns .................................................. 252
Ending .............................................. 252
No tes ................................................ 251
Overview ...........................................2 51
Sound settings ................................. 252
Tr ans ferred vehicle data ...................2 53
Ashtr ays
In the windshield stowage com‐
partment ............................................ 79
ASR (acceleration skid cont rol) .......... .147
Assistance graphic (on-board com‐
puter) ..................................................... 17 9
ASS YST PLUS ........................................ 278
Battery disconnection periods .......... 278
Displ aying the service due date ........ 278
Fu nction/no tes ................................ 278
Re gular maintenance work ............... 278
Special service requirements .......... .278
ATA (Anti-Theft Alarm sy stem) .............. .61
Ac tivating/deactivating the interior
motion sensor .................................... 63
Fu nction .............................................. 61
Interior motion sensor function .......... 63
St opping the alarm ............................. 62
Switching theto w- aw ay alarm
on/off ................................................ 62
To w- aw ay alarm function .................... 62 At
tachments .......................................... .22
AT TENTION ASSI ST....................... 162, 16 3
Fu nction ........................................... 16 2
Setting .............................................. 16 3
Sy stem limitations ............................1 62
Au thorized workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ........................84
Au tomatic transmission
DIRECT SELECT le ver ........................ 12 2
Engaging drive position .................... 12 3
Engaging neutral ............................... 12 2
Engaging reve rsege ar ...................... 12 2
Kickdown .......................................... 124
Re stricting the shift range ................ 124
Selecting pa rkposition .....................1 23
Tr ansmission position display .......... .122
Tr ansmission positions .................... .122
Au xiliary heating ..................................1 05
Fu nction ........................................... 105
Axle load .............................................. .338 B
Back support see Lumbar support (4-w ay)
BA S (Brake Assist Sy stem) .................. 14 6
Battery Charging ........................................... 295
Charging a vehicle battery ................2 95
Disconnecting the auxiliary battery
in the engine compartment .............. 300
Disconnecting thest ar ter battery .... 298
Jump -sta rting (vehicle) .................... .295
Ke y .................................................... .47
No tes (vehicle) ................................. 294
Re moving or ins talling thest ar ter
battery .............................................2 99
St arter battery .................................. 297
Battery main switch Notes ................................................ 12 0
Switching po wer supp lyon/off ......... 121
Belt see Seat belt
Belt warning
see Seat belt
Blind Spot Assist .................................. 16 4
Ac tivating/deactivating .................... 16 5
Fu nction ........................................... 16 4
Re ar Cross Traf fic Alert .................... 16 6388
Index
00B2
Off...........................................3 61
00D9 Off...........................................3 62
0024 Parking Brake Inoperative .......3 57
0024 Parking Brake See Opera tor's
Manual ............................................. 357
00AF Place theKe y in the Mar ked
Space See Ope rator's Manual ..........370
0077 Please Cor rect Tire Pressure ...370
00E2 Refill Ad ditive Emer gency
Op.: XXX mph See Operator's Man‐
ual ....................................................3 68
00E2 Refill Ad ditive See Operator's
Manual .............................................3 68
00E2 Refill Ad ditive Starts until
Emerg. Op.: XXX See Operator's
Manual ............................................ .368
009E Replace Air Filter .....................3 64
00AF Replace Key Bat tery ................ 371
003D See Ope rator's Manual ........... 366
0075 SRS Malfunction Service
Re quired .......................................... .356
00CC Steering Malfunction
Incre ased Ph ysical Ef fort See
Ope rator's Manual ............................ 372
00CC Steering Malfunction Stop
Immediately See Operator's Man‐
ual ....................................................3 72
g Step Not Exte nded See Oper‐
ator's Manual or Step Not Exte n‐
ded Malfunction ................................ 374
003D Stop Vehicle Lea veEngine
Ru nning ............................................ 366
003D Stop Vehicle See Operator's
Manual ............................................. 366
0049 Switch Off Lights .....................375
0049 Switch On Headlamps .............375
0077 Tire Press. Sen. Missing ..........369
0072 Vehicle Operational Switch
th e Ignition Off Before Exiting ...........373
x Vehicle Trac ker has been
activated. De tails: see manual or
associated mobile app. or Vehi‐ cle locating activated – see manual
or mobile app. ..................................3 74
0077 Warning Tire Malfunction ........ 369
Ac tive Brake Assi stFunctions Cur‐
re ntly Limited See Ope rator's Man‐
ual .................................................... 358
Ac tive Brake Assi stFunctions Limi‐
te d See Operator's Manual .............. 358
Ac tive Dis tance Assi stCur rently
Un available See Operator's Manual
.......................................................... 361
Ac tive Dis tance Assi stInoperative .... 361
Ac tive Dis tance Assi stNow Availa‐
ble .................................................... 362
Ac tive Lane Keeping Assist Camera
Vi ew Restricted See Ope rator's
Manual ............................................. 363
Ac tive Lane Keeping Assist Cur‐
re ntly Una vailable See Opera tor's
Manual ............................................. 364
Ac tive Lane Keeping Assist Inoper‐
ative .................................................3 64
Ad aptive Highbeam Assist Camera
Vi ew Restricted See Ope rator's
Manual ............................................. 375
Ad aptive Highbeam Assist Cur‐
re ntly Una vailable See Opera tor's
Manual ............................................. 375
Ad aptive Highbeam Assist Inopera‐
tive .................................................. .375
Air Conditioning Malfunction See
Ope rator's Manual ............................ 373
App lyBrake toShift from 'P' .............374
Au xilia ryBattery Malfunction ...........373
Blind Spot Assi stCur rently
Un available See Operator's Manual
.......................................................... 363
Blind Spot Assist Inoperative ............ 363
Blind Spot Assist Trailer NotMoni‐
to re d ................................................ 363
Check Brake Pads See Operator's
Manual .............................................3 58
Cruise Control Inoperative ................ 361 Index
393