Display messages
Possible causes/consequences and 0050 0050Solutions #
Check the tires.
0077 Check Tires *T
he pressure in one or more tires has fallen significantl y.The wheel
position is shown. &
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. #
Stop in accordance with the tra ffic conditions. #
Check the tire pressure (/ page 234) andthe tires.
0077 Please Correct Tire Pres-
sure *T
he pressure in at least one tire is too low or the pressures of the
individual tires deviate too much from each other. #
Check the tire pressure, and add air if necessar y. #
When the tire pressure has been set cor rectl y,re-sta rt the tire
pressure monitor (/ page240).
Tire Pressure Monitor
Inoperative *T
he tire pressure monitor is malfunctioning. #
Visit a qualified specialist workshop. Key
Display messages
Possible causes/consequences and 0050 0050Solutions
00AF
Don't Forget Your Key *T
his message reminds you not tolea veyour key in theve hicle. #
Take theke y with you when youget out of theve hicle.
00AF Place the Key in the
Marked Space See Oper-
ator's Manual *K
eydetection is malfunctioning. #
Change theke y's position in theve hicle. #
Start theve hicle with theke y in the slot(/ page104).
00AF *T
hekey is not de tected and may no longer be in theve hicle.
The key is no lon ger in theve hicle and you swit chthe engine off:
R You can no lon gerst art the engine. Display messages and
warning and indicator lamps 291
Display messages
Possible causes/consequences and 0050 0050Solutions
Key Not Detected (red
display message) R
You cannot lock theve hicle centra lly. #
Ensure that theke y is in theve hicle.
If th eke y de tection function has a malfunction due toastro ngradio
signal source, proceed as follo ws: #
Stop theve hicle immediately, paying attention toroad and traf‐
fi c conditions. #
Place theke y in the slot forst arting with theke y (/ page104).
00AF Key No t Detected (white
display message) *T
hekey is cur rently not de tected. #
Change theke y's position in theve hicle. #
Ifth eke y is still not de tected, start the engine with theke y in
th e slot(/ page104).
00AF
Replace Key Ba ttery*T
hekey's bat tery isflat. #
Change the battery (/ page 42).
00AF
Obtain a New Key *T
hekey must be replaced. #
Visit a qualified specialist workshop. Ve
hicle Display messages
Possible causes/consequences and 0050 0050Solutions
00B2
Check Washer Fluid *W
asher fluid le vel in washer reser voir has fallen below the minimum. #
Top up washer fluid (/ page 208). *A
t least one door is open. #
Close all the doors. *T
he hood is open. &
WARNING Risk of accident if the engine hood is unlatched
while driving
An unloc ked engine hood may open up when theve hicle is in
motion and block your vie w. #
Never unlatch the engine hood while driving. #
Before every trip, ensure that the engine hood is latched. #
Stop in a safe location immediately. #
Close the hood. 292
Display messages and warning and indicator lamps
Display messages
Possible causes/consequences and 0050 0050Solutions
003B
Inoperative See Opera-
tor’s Manual *S
tationary heating is temp orarily malfunctioning. #
When theve hicle is at a standstill in a horizontal position and
th e engine has cooled down: try toswitch on thest ationary
heating four times, leaving a gap of se veral minutes between
each attem pt. #
Ifth est ationary heating does not swit chon: visit a qualified spe‐
cialist workshop.
003B Inoperative Refuel Vehi-
cle *T
here is too little fuel in the fuel tank.The stationary heating cannot
be swit ched on. #
Refuel theve hicle.
003B
Inoperative Battery Low *T
he on-board voltage is too lo w.
The stationary heating has swit ched off. #
Drive an extended di stance until the battery has been suf fi‐
ciently charge d again.
00CC
Steering Malfunction
Increased Physical Effort
See Operator's Manual *T
hesteering po wer assi stance is malfunctioning. &
WARNING Risk of an accident due toaltered steering char‐
acteristics
If th e po wer assi stance of thesteering fails partially or com‐
ple tely,yo u will need touse more forc eto steer. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immedi‐
atel y. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediately.
00CC
Steering Malfunction
Stop Immediately See
Operator's Manual *T
hesteering is malfunctioning. Steerability is heavily impaired. &
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's oper‐
ating saf ety is jeopardized. #
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. #
Stop in a safe location immediately. Do not continue driving. #
Consult a qualified specialist workshop.
Shift to 'P' or 'N' to Start
Engine *
Yo u ha veattem pted tostart the engine in transmission position 005B
or 005E. #
Shift the transmission toposition 005Dor005C.
* Yo u ha vetried toshift from position 005Bor005C toposition 005E. #
Press the brake pedal. Display messages and
warning and indicator lamps 293
Display messages
Possible causes/consequences and 0050 0050Solutions
To Engage Transmiss.
Position R First Depress
the Brake #
Shift the transmission toposition 005E.
Air Conditioning Malfunc-
tion See Operator's Man-
ual *T
he climate contro l system is functional, subject totemp orary
re strictions. The air quantity and fresh air supply are controlled
automaticall y. #
Have the climate cont rol sy stem checked at a qualified specialist
wo rkshop.
Auxiliary Battery Mal-
function *T
he bac kup battery forth e transmission is not being charge d. #
Visit a qualified specialist workshop. #
Until then, alw ays shift the transmission toposition 005Dmanually
before you swit choff the engine. #
Before leaving theve hicle, apply the parking brake.
Reversing Not Possible
Service Required *T
he transmission is malfunctioning. It is no longer possible toshift
to reve rsege ar. #
Visit a qualified specialist workshop.
Transmission Malfunc-
tion Stop *T
he transmission is malfunctioning. The transmission automatically
shifts toposition 005C. #
Stop in a safe location immediately. #
Shift the transmission toposition 005D. #
Consult a qualified specialist workshop.
0072
Vehicle Operational
Switch the Ignition Off
Before Exiting *Y
ou are about toexitth eve hicle while it is ready tostart. #
When youex itth eve hicle, switch off the ignition and take the
ke y with you. #
Ifyo u do not exitth eve hicle, switch off the electrical consum‐
ers, e.g. the seat heating. Otherwise, the12 ‑Volt‑battery may
discha rge and theve hicle can only be star ted using a boos ter
battery (jump start).
Service Required Do Not
Shift Gears Visit Dealer *T
he transmission is malfunctioning. The transmission position can
no longer be changed. #
Ifth e transmission is in position 005B, visit aqualified specialist
wo rkshop, without changing the transmission position. #
For all other transmission positions, park theve hicle in a safe
location. #
Inform a qualified specialist workshop or the breakdown service.
Only Shift to 'P' when
Vehicle is Stationary *
The transmission can only be brought into position 005Difth eve hicle
is at a standstill.
N Permanently Active
Risk of Rolling Away *W
hile theve hicle is rolling or driving, the transmission was shif ted
to position 005C. #
Tostop, press the brake pedal and, when theve hicle is at a
st andstill, shift the transmission toposition 005D. #
Tocontinue driving, shi ftthe transmission toposition 005Bor005E. 294
Display messages and warning and indicator lamps
Display messages
Possible causes/consequences and 0050 0050Solutions
Adaptive Highbeam
Assist Currently Unavail-
able See Operator's Man-
ual *A
daptive Highbeam Assist is temp orarily una vailable.
The sy stem limits ha vebeen reached (/ page81). #
Continue driving.
When the causes ha vebeen eliminated, the sy stem will be avail‐
able again. The display message Adaptive Highbeam Assist Now
Available appears.
Adaptive Highbeam
Assist Inoperative *A
daptive Highbeam Assist is malfunctioning. #
Visit a qualified specialist workshop.
0049
Switch On Headlamps *Y
ou are driving without a low beam. #
Turn the light switch toposition 0058.
or #
Turn the light switch tothe0058 position.
0049
Switch Off Lights *Y
ou are leaving theve hicle and the light is still switched on. #
Turn the light switch toposition 0058.
0049
Auto Lamp Function
Inoperative *T
he light sensor is malfunctioning. #
Visit a qualified specialist workshop.
0049
Malfunction See Opera-
tor’s Manual *T
heexterior lighting is malfunctioning. #
Visit a qualified specialist workshop.
Ve hicles with trailer hitch: a fuse may ha veblown. #
Stop in accordance with the tra ffic conditions. #
Check the fuses, and replace them if necessary(/ page 228).
0049
Check Left Low
Beam (exa mp le) *T
he bulb in question is faulty. #
Visit a qualified specialist workshop.
or #
Check whe ther changing the bulb is permitted. Indicator and
warning lamps Overview of
warning and indicator lamps When
the ignition is switched on, many sy stems
per form a self-test. Some warning and indicator
lamps may switch on or flash temp orarily during
th is time. This behavior is no cause for alarm.
These warning and indicator lamps only signal a
malfunction if they light up or flash, once the
engine has been star ted or theve hicle is in oper‐
ation. Wa
rning and indicator lamps:
0058 Low beam (/
page 79)
0060 Pa
rking light (/ page 79)
0057 High beam (/
page 80)
003E003D Tu
rn signal (/ page 80)
005E Re
ar fog light (/ page 79)
00E9 Saf
ety belt not fastened
(/ page 302)
0027 and
004D USA: Brakes (red) (/
page 297)296
Display messages and warning and indicator lamps
004D
Canada: Brakes (red) (/
page 297)
004D Brakes (yellow) (/
page 297)
0025 ABS malfunctioning (/
page 297)
002E Off-
road gear
00E5 ESP®
(/ page 297)
00BB ESP®
OFF (/ page 297)
00D4 Ac
tive Brake Assi stdeactivated
(/ page 139)
0049
and 0024 USA: Electric parking brake applied
(red) (/ page 297) (/ page 297)
0024 Canada: Electric parking brake
applied (red) (/
page 297)
(/ page 297)
0024 Electric parking brake (yell
ow)
( / page 297) (/ page 297) 00CC
Po
we r-assis tedsteering malfunc‐
tioning (/ page 303)
003D Elect
rical malfunction
(/ page 303)
0075 Re
stra int sy stem (/ page 297)
00B9 Check Engine (/
page 303)
00D4 Fu
elreser vewith fuel filler flap loca‐
tion indicator (/ page 303)
00AC Coolant
too hot/cold (/ page 303)
00BA Dis
tance warning (/ page 303)
0028 Preglow
0077 Ti
re pressure monitor Saf
ety sy stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0024
and
0049
Elect ric pa rking brake
applied red indicator
lamp (USA) does not light
up
0024 Elect ric pa rking brake
applied red indicator
lamp (Canada) does not
light up
0024 Elect ric pa rking brake
malfunctioning yellow
indicator lamp lights up Ve
hicles with electric parking brake: the electric parking brake red
indicator lamp does not light up. The elect ric pa rking brake yellow indi‐
cator lamp lights up.
Meaning of the indicator lamps:
R The red indicator lamp does not light up: the electric parking brake
has been released.
R The yellow indicator lamp lights up: the electric parking brake is
malfunctioning. #
Obser vethe messages on the multifunction displa y. #
Switch the ignition off and back on. #
Ifth e malfunction message persists, visit a qualified specialist work‐
shop. #
Park theve hicle only on le vel ground and secure it against rolling
aw ay ( /page 134).
0024 and Ve
hicles with electric parking brake: there d and yellow elect ric
parking brake indicator lamps light up. Display messages and
warning and indicator lamps 297
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0049
Re d electric parking
brake applied indicator
lamp (USA) lights up
0024 Re d electric parking
brake applied indicator
lamp (Canada) lights up
0024
The electric parking
brake malfunctioning yel‐
low indicator lamp does
not light up R
The elect ric pa rking brake yellow indicator lamp does not light up:
th ere are no malfunctions with the electric parking brake. #
Do not drive theve hicle if the electric parking brake has been
applied.
0024 and
0049
Re d parking brake
applied indicator lamp
(USA) lights up
0024
Re d parking brake
applied indicator lamp
(Canada) lights up Ve
hicles with manual parking brake: there d parking brake indicator
lamp lights up.
Meaning of the indicator lamp:
R The red parking brake indicator lamp lights up: the parking brake
has been applied. #
Do not drive theve hicle if the parking brake has been applied.
004D
Brake sy stem warning
lamp (yellow) The brake sy
stem yellow warning lamp lights up while the engine is on. &
WARNING Risk of an accident due toa brake sy stem malfunc‐
tion
If th e brake sy stem is malfunctioning, braking characteristics may
be impaired. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified
specialist workshop. Display messages and
warning and indicator lamps 299
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Drive carefully at an adjus ted speed and at a suf ficient dis tance
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 brakeforce 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 eme rgency brak‐
ing 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 braking
ch aracteristics may be impaired. #
Pull over and stop theve hicle safely as soon as possible, pay‐
ing attention toroad and traf fic conditions. Do not continue
driving under any circums tances. #
Consult a qualified specialist workshop. #
Do not add brake fluid. #
Stop theve hicle immediately, paying attention toroad and traf fic
conditions. Do not continue driving. #
Consult a qualified specialist workshop.
0075
Re stra int sy stem warning
lamp The
restra int sy stem redwa rning lamp is on while the engine is on.
The restra int sy stem is malfunctioning. 300
Display messages and warning and indicator lamps