Page 510 of 585
Displa
ymessages
Possible causes/consequences and M
MSolutions
 Change key batteries *T
hekeyb atte ry is dischar ged. #
Replace theb atter y.
Â
Key not detected (white
displa ymessage) *T
hekeyisc urrently und etected. #
Chang ethe location of thek eyinthev ehicle. #
Ifth ek eyisstill no trecognised, star tt he engine wit hthe keyint he stow agec ompartment .
 Key no tdetected (red dis‐
pla ym essage) *T
hekeyc anno tbed etected and ma ynolonger be in thev ehicle.
The keyisn olon gerint hevehicle and yous wit ch offt he engine:
R youc an no lon gers tart thee ngine.
R youc anno tcentrally loc kthe vehicle. #
Ensur ethat thek eyis in thev ehicle.
If th ek eydetection function ha samalfunction du etoastrongradio signal source: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Place thek eyinthes towa ge compartment fors tartin gt he engine wit hthe key. Displa
ymessages and warning/indicator lamps 507
Page 513 of 585

Displa
ymessages
Possible causes/consequences and M
MSolutions #
Uncoupl ethe coupled trailer and safeguar ditagains trolling away. #
Initiat eanewswivelling procedur e. #
Ifth eb all nec kisretra cted: press and hol dthe button on thet ailgat euntil theb all nec kengages verticall yin
th el oc kedp osition and then engages beneat hthe bumper. #
Ifth eb all nec kisextended: press and hold theb utton on thet ailgat euntil theb all nec kengages beneat hthe
bumper.
If th ed ispla ymessag edoes no tdisappear ,the trailer hitc hisdefectiv eand theb all nec kisnotloc ked. #
Do no tcouple up thet railer .Drive on without thet railer .Notet he reduced ground clearance due tothe
unlo cked ball nec k. #
Consult aqualified specialis tworks hop.
Apply brake to deselect
Park (P) position *
Yo uh ave attem ptedtos hiftthe transmission out of position jand int oanother transmission position. #
Depress theb rake pedal.
To shift out of PorN,
depress brake and start
engine *
Yo uh ave attem ptedtos hiftthe transmission out of position jori intoa nother transmission position. #
Depress theb rake pedal. #
Startt he engine.
Risk of vehicle rolling
Driver door open and trans-
mission not in P *
The driver's door is no tfully closed and thet ransmission is in position k,iorh. #
Shif tthe transmission toposition jwhen youp arkt he vehicle. 51 0
Displaymessa gesa nd warning/indicator lamps
Page 515 of 585

Displa
ymessages
Possible causes/consequences and M
MSolutions
Transmission Malfunction
Stop *
The transmission is malfunctioning. The transmission shifts toposition iautomaticall y. #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Switc hthe transmission toposition j. #
Consult aqualified specialis tworks hop.
Reversing not poss. Con-
sult workshop *T
he transmission is malfunctioning. Reverseg ear can no longer be engaged. #
Consult aqualified specialis tworks hop.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission is overheating. Pulling away ma ybet emporaril yimp aired or no tpossible. #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances. #
Lea vethee ngine running. #
Wait until thed ispla ymessag edisappear sbefor epulling away.
Auxiliar ybattery malfunc-
tion *T
he auxiliary batteryfor thet ransmission is no longer being charge d. #
Consult aqualified specialis tworks hop. #
Untilthen, alw aysm anually se tthe transmission toposition jbefor eyou switc hoffthee ngine. #
Befor eleaving thev ehicle, apply thee lectric parking brake.
Air conditionin gMalfunc-
tion See Owner's Manual *O
peration of thec limat econtrol sy stem is temp orarily restricted. Air flow and fresh air suppl yaresettoa utomatic
mode. #
Have thec limat econtrol sy stem checkedataq ualified specialis tworks hop. 512
Displaymessa gesa nd warning/indicator lamps
Page 520 of 585
Displa
ymessages
Possible causes/consequences and M
MSolutions
? *T
he bonne tisopen. &
WARNING Risk of accident du etodriving wit hthe engine bonne tunlo cked
An unloc kede ngin ebonn etma yopen up when thev ehicle is in motion and bloc kyour vie w. #
Neveru nloc kthe engine bonne twhen driving. #
Befor eevery trip, ensur ethat thee ngine bonn etis loc ked. #
Pull overand stop thev ehicle safely as soon as possible. #
Close theb onnet.
C *A
tlea st one door is open. #
Close al ldoo rs. Displ
aymessa gesa nd warning/indicator lamps 517
Page 521 of 585
Displa
ymessages
Possible causes/consequences and M
MSolutions
A *T
hetailgat eiso pen. &
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaus tgases suc hascarbon monoxide. Exhaus tgases can enter the
ve hicle interior if thet ailgat eisopen when thee ngine is running ,especially if thev ehicle is in motion. #
Alw ayss witc hoffthee ngine befor eopening thet ailgate. #
Neverd rive wit hthe tailgat eopen. #
Close thet ailgate.
_ Rear left seat backrest not
locked (exa mp le) *T
he cor responding seat backres toftherear ben chseat is no tengaged. #
Foldthec orresponding seat backres tbacku ntil it engages.
¥
Top up washer fluid *T
hewasher fluid le velint hewasher fluid reser voir has dropped belo wthe minimum. #
Topupt hewasher fluid . 518
Displaymessa gesa nd warning/indicator lamps
Page 525 of 585

Displa
ymessages
Possible causes/consequences and M
MSolutions
Adaptive Highbeam Assist
currently unavailable See
Owner's Manual *A
daptiv eHighbeam Assis tistemporaril yunavailable.
The sy stem border shave been reached (→ page139). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again. The AdaptiveHighbeam
Assist availabl eagain displa ymessag eappears.
Adaptiv eHighbeam Assist
Camer aview restricted
See Owner' sManual *T
he camer aviewisr estricted. Possible causes:
R dirtont he windscreen in thec amera's field of vision
R heavy rain, sno worfog
Driv ings ystems and driving saf etys yst ems ma ybemalfunctioning or temp orarily una vailable.
Onc ethe cause of thep roblem is no longer present ,driving sy stems and driving saf etys yst ems will become availa‐
ble again.
If th ed ispla ymessag edoes no tdisappear: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Clea nthe windscreen. Wa
rning and indicator lamps Overvie
wofwarningand indicator lamps Som
esystems per form aself-tes twhen thei gni‐
tion is switched on. Some warning and indicator lamps ma
ybriefly light up or flash. This behav‐
iour is non-critical. Thes ewarning and indicator
lamps indicat eamalfunction onl yiftheylight up
or flash af tert he engine is star tedord uring a
journe y. 522
Displa ymessages and warning/indicator lamps
Page 526 of 585

Instrument displa
y(standard) Instrument displa
yinthe widesc reen cockpit Prog
ressiv esetting in thew idescreen cock‐
pit If
yo us elect thep rogressiv edispla ysetting in
ve hicles wit hawidescreen cockpit, thep ositions
of thei ndicator lamps on thei nstrument display
ch ange.
Wa rning and indicator lamps:
L Dipped beam (→
page134)
T St
anding light s(→pag e134)
K Mai
nbeam( →pag e136)
#! Tu
rn signal light (→ page136)
R Re
ar fogl ights (→ page134) ü
Seat bel
tisnotfast ened
(→ pag e530)
J Brakes (red) (→
page524 )
J Brakes (yellow) (→
page524 )
! ABS malfunction (→
page524 )
à AIR
BODY CONTROL malfunction
(→ pag e531 )
à DY
NA MIC BODY CONTROL malfunc‐
tion (→ page531 )
÷ ESP®
(→ pag e524 )
å ESP®
OFF (→ page524 )
! Electric parking brak
e(→pag e524 )
Ð St
eering assis tance malfunction
(→ page 533)
# Electrical
fault (→ page535)
6 Re
stra int sy stem (→ page524 )
; Engine diagnostics (→
page535)
8 Fu
elreser vewit hfuel filler flap loca‐
tio nindicator (→ page535)
? Coolan
ttoo hot/cold (→ page535)
· Dis
tance warning (→ page531 ) Displa
ymessages and warning/indicator lamps 523
Page 538 of 585

Engine
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
; Engine diagnosis warning
lamp The
yello we ngin ediagno stics warning lam pislit while thee ngine is running.
Am alfunctio nhasoccu rred in thee ngine, thee xhau stsystem or thef uel sy stem.
The emissions limit value ma yhave been exceeded and thee ngine ma yberunninginemergency operation mode. #
Have thev ehicle checkedass oon as possible at aqualified specialis tworks hop.
Ve hicles with adiesel engine: thef uel tank ma yhave been rund ry. #
Startt he engine thre etof our times af terr efuelling.
If th ey ello wengin ediagno stics warning lam pgoes out, emer gency operation mod eiscancelled .The vehicle need
no tbec hecked.
#
Elect rical fault warning
lamp The
rede lect rical fault warning lam pislit.
Ther eisaf ault in thee lectrics. #
Obser vethem essages in them ultifunction displa y.
8
Fu elreser vewarning lamp The
yello wf uel reser ve wa rning lam pislit while thee ngine is running.
The fue lsuppl yhasdroppe dintot he reser verange. #
Refuel. Displ
aymessa gesa nd warning/indicator lamps 535