warning lights MERCEDES-BENZ V-CLASS MPV 2021 Owner's Manual

Re
ar area warning display in there ar at the
centre of thero of lining
1 Warning segments forth e left side of the
ve hicle
2 Measurement operational readiness indicator
3 Warning segments forth eright side of the
ve hicle
At least one segment will light up as theve hicle
approaches an obs tacle, depending on theve hi‐
cle's dis tance from the obs tacle.
In addition, warning tones are emitted. When the
dis tance tothe obs tacle is suf ficient, you will
hear an intermit tent wa rning tone. The sho rter
th e dis tance tothe obs tacle, the shor terth e fre‐
qu ency of the intermittent warning tones
becomes. When the minimum dis tance is
re ached, you hear a continuous warning tone.
The warning display for each side of theve hicle is
divided into five yellow and two red segments.
PA RKTRONIC is active if measurement opera‐
tional readiness indicator 2lights up.
Sy stem limits
PA RKTRONIC may not take thefo llowing obs ta‐
cles into account:
R obstacles bel owthe de tection range, e.g.
people, animals or objects
R obstacles ab ovethe de tection range, e.g.
ove rhanging loads, overhangs or loading
ra mp s of lor ries
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectly. Clean
th e sensors regularly, taking care not toscratch
or damage them (/ page 229). Problems with
PARKTRONIC
The reis a malfunction if only there d segments of
th ewa rning display light up. In addition, a warn‐
ing tone sounds for appro ximately two seconds. If
problems pe rsist, ha vePARKTRONIC checked at
a qu alified specialist workshop.
If th ewa rning indicators are displaying implausi‐
ble dis tances, it may be due tothefo llowing cau‐
ses:
R The sensors are dirty: cleanthe sensors.
Obser vethe no tes on care of vehicle parts
(/ page 229).
R Licence plates or
other detachable parts
in the vicinity of the sensors are not cor‐
re ctly faste ned:check the licence plate or
th e de tach able parts for cor rect fit.
R In
te rference byano ther source of radio or
ultrasound waves:check the function of
PA RKTRONIC at ano ther location.
Deactivating/activating PARKTRONIC #
Press theé button.
If PA RKTRONIC is deactivated, the indicator
lamp of theé button lights up. Re
versing camera Fu
nction of there ve rsing camera
The reve rsing camera is located next totheta il‐
ga te handle and is pr otected from raindrops and
dust bymeans of a flap. When there ve rsing cam‐
era is activated, this flap opens (/ page153).
The flap closes again when you ha veended the
manoeuvring process or you swit choff the
engine. Driving and parking
167

When
thewa rning function is active and you pass
a traf fic sign, the instrument clus ter sho wsthe
traf fic re gulations (speed limit and overtaking
re striction) forfive seconds. The pr evious menu
th en reappears automaticall y.
The wrong-w aywarning remains active if you
deactivate thewa rning function of Traf fic Sign
Assi st. Blind Spot Assist
Fu
nction of Blind Spot Assist
Blind Spot Assist uses two lateral, rear-facing
ra dar sensors tomonitor the area up to3 m
behind and 3 m directly next to yourvehicle. &
WARNING Risk of accident despite Blind
Spot Assi st
Blind Spot Assist does not react toeither sta‐
tionary objects or vehicles approaching and
ove rtaking you at a greatly di fferent speed.
Blind Spot Assist cann otwa rndrivers in these
situations. #
Always pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle. Obser
vethe no tes on driving sy stems and your
re sponsibility; you may otherwise failto recog‐
nise dangers (/ page 153).
If a vehicle is de tected above speeds of appr ox‐
imately 30 km/h and this vehicle subsequently
enters the monitoring range di rectly next toyour
ve hicle, thewa rning lamp in the outside mir ror
lights up red.
If a vehicle is de tected close to yourvehicle in the
lateral monitoring range and you swit chon the
turn signal indica tor in the cor responding direc‐
tion, a warning tone sounds. The redwa rning
lamp in the outside mir rorflashes. If the turn sig‐
nal indicator remains switched on, all other
de tected vehicles are indicated only bytheflash‐
ing of there dwa rning lamp.
When youove rtake a vehicle, thewa rning only
occurs if the dif fere nce in speed is less than
11 km/h. Sy
stem limits
Blind Spot Assist may be limited in thefo llowing
situations:
R ifth ere is dirt on the sensors or the sensors
are obscured
R ifth ere is poor visibility, e.g. due tofog, heavy
ra in, snow or spr ay
R if nar rowvehicles are within the monitoring
ra nge, e.g. bicycles
R ifth ero ad has very wide or very nar row lanes
R ifve hicles are not driving in the middle of
th eir lane
Wa rnings may be issued in er ror when driving
close tocrash barr iers or similar solid lane bor‐
ders. Warnings may be inter rupte d when driving
alongside long vehicles, forex ample lor ries, for a
prolonged time.
Blind Spot Assist is not operational when reve rse
ge ar is engaged.
If yo u couple up a trailer, make sure that you ha ve
cor rectly es tablished the electrical connection.
Blind Spot Assist is then deactivated and the
Blind Spot Assist currently unavailable See Own-
er's Manual message appea rsinthe multifunc‐
tion displa y.
Ac tivating/deactivating Blind Spot Assi st
On-board computer:
4 00E2 5
Settings 5
Assistance
5 Blind Spot Assist #
Toactivate/deactivate: pressthe0076 but‐
to n.
When Blind Spot Assi stis activated, grey radar
wav es propagating backwards appear next tothe
ve hicle in the assis tance graphic in the multifunc‐
tion displa y.Ifyo u drive fasterthan 30 km/h with
Blind Spot Assist activated, thera dar waves in
th e assis tance graphic appear green. Blind Spot
Assi stisready for use.
If yo u swit chon the ignition while Blind Spot
Assist is activated, thewa rning lamps in the out‐
side mir rors light up for appro x.1.5 seconds. Lane
Keeping Assist Fu
nction of Lane Keeping Assist
Lane Keeping Assist ser vesto protect you against
unin tentionally le aving your lane. You are also
wa rned bya vibration in thesteering wheel and
by thest atus symbol flashing in the instrument 174
Driving and pa rking

Display messages
Possible causes/consequences and 0050 0050Solutions
This will se verely impair steerability and braking. Braking dis tance
may increase in an emergency braking situation. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabili‐
sation. 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 carefully on a suitable stre tch of road, making slight steer‐
ing mo vements at a speed abo ve20 km/h.
The functions mentioned abo vewill be available again when the
display message goes out.
If th e display message continues tobe shown: #
Drive on carefull y. #
Consult a qualified specialist workshop immediatel y.
0024 Release parking brake *
The red0024 indicator lamp on the instrument clus ter lights up.
A wa rning tone also sounds.
Yo u are driving with the parking brake applied or per form ing emer‐
ge ncy braking using the parking brake. #
Release the parking brake (/ page152).
0024
Parking brake See Own-
er's Manual *
The yellow 0024 warning lamp lights up and there d0024 indicator
lamp is off.
The parking brake is malfunctioning, e.g. af terth est ar ter battery
has been disconnected.
Re leasing the pa rking brake: #
Swit chthe ignition off and back on again. #
Depress the brake pedal and briefly pull the handle of the park‐
ing brake (/ page152). #
After around ten seconds, push down the handle of the parking
brake.
If th eye llow 0024 warning lamp is off: #
Release the parking brake.
If th eye llow 0024 warning lamp remains lit: #
Do not drive on. #
Secure theve hicle against rolling away. #
Vehicles with manual transmission: engagefirs tge ar. #
Vehicles with automatic transmission: shiftthe transmission
to 005D . #
Turn the front wheels towa rdsth eke rb. #
Consult a qualified specialist workshop. Display messages and
warning and indicator lamps 285

Display messages
Possible causes/consequences and 0050 0050Solutions
* The yellow 0024 warning lamp and there d0024 indicator lamp light
up.
The parking brake is malfunctioning.
Re leasing the pa rking brake: #
Swit chthe ignition off and back on again. #
Release the parking brake.
If th e parking brake still cannot be released: #
Do not drive on. #
Consult a qualified specialist workshop.
* The red0024 indicator lamp flashes and theye llow 0024 warning
lamp lights up.
The parking brake is malfunctioning. #
Swit chthe ignition off and back on again. #
Release or apply the parking brake.
If th ere d0024 indicator lamp continues flashing: #
Do not drive on. #
Secure theve hicle against rolling away. #
Vehicles with manual transmission: engagefirs tge ar. #
Vehicles with automatic transmission: shiftthe transmission
to 005D . #
Turn the front wheels towa rdsth eke rb. #
Consult a qualified specialist workshop.
0024
Depress brake pedal to
release *
The red0024 indicator lamp lights up.
Yo u ha vetried torelease the parking brake without depressing the
brake pedal. #
Depress the brake pedal. #
Torelease, pull the handle on the parking brake.
PRE-SAFE inoperative
See Owner's Manual *
Impor tant functions of PRE-SAFE ®
ha ve failed. All other occupant
saf ety sy stems, e.g. airbags, remain available. #
Consult a qualified specialist workshop immediatel y.
Information on these functions can be found under "PRE‑SAFE ®
(anticipatory occupant pr otection)" (/ page 36).
0075
Restraint sys. malfunc-
tion Consult workshop *
The restra int sy stem is malfunctioning. In addition, the0075 warn‐
ing lamp on the instrument clus ter lights up. &
WARNING Risk of injury duetomalfunctions in there stra int
sy stem
Components in there stra int sy stem may be activated uninten‐
tionally or not deploy as intended in an accident. #
Have there stra int sy stem checked and repaired immedi‐
ately at a qualified specialist workshop. 286
Display messages and warning and indicator lamps

Display messages
Possible causes/consequences and 0050 0050Solutions
Fu rther information on there stra int sy stem and its components can
be found under "Occupant saf ety".
0075 Front left malfunction
Consult workshop (exa m‐
ple) *T
he cor responding restra int sy stem is malfunctioning. In addition,
th e0075 warning lamp on the instrument clus ter lights up. &
WARNING Risk of injury duetomalfunctions in there stra int
sy stem
Components in there stra int sy stem may be activated uninten‐
tionally or not deploy as intended in an accident. #
Have there stra int sy stem checked and repaired immedi‐
ately at a qualified specialist workshop. #
Consult a qualified specialist workshop immediatel y.
0075 Left windowbag malfunc-
tion Consult work-
shop (exa mp le) *T
he cor responding window airbag is malfunctioning. In addition, the
0075 warning lamp on the instrument clus ter lights up. &
WARNING Risk of injury orfata l injury due toa malfunction
in the windowbag
The windowbag might be triggered unintentionally or might not
be triggered at all in theeve nt of an accident. #
Have the windowbag checked and repaired immediately at
a qu alified specialist workshop. #
Consult a qualified specialist workshop immediatel y. Driving sy
stems Display messages
Possible causes/consequences and 0050 0050Solutions
120 km/hM aximum
speed exceeded *F
or cer tain countries only: the maximum permissible speed has
been exceeded. #
Drive more slowly.
00AD
ATTENTION ASSIST inop-
erative *A
TTENTION ASSIST has failed. #
Consult a qualified specialist workshop.
ATTENTION ASSIST:
Take a break! *B
ased on cer tain criteria, ATTENTION ASSIST has de tected fatigue
or increasing lapses in concentration on the part of the driver.
A wa rning tone also sounds. #
If necessa ry,ta ke a break.
On long journe ys,ta ke regular and timely breaks that allow youto
re st properly.
Active Distance Assist
- - - km/h *A
n acti vation condition forAc tive Dis tance Assi stDISTRONIC has
not been fulfilled. Displ
aymessa ges and warning and indicator lamps 287

Display messages
Possible causes/consequences and 0050 0050Solutions
003B
inoperative Refuel vehi-
cle *T
here is too little fuel in the fuel tank.The hot-water auxiliary heater
(s ta tionary hea ter) cannot be switched on. #
Refuel theve hicle.
003B
inoperative See Owner's
Man. *T
he hot-water auxiliary heater (stationary hea ter) is malfunctioning. #
When theve hicle is stationary on a le vel sur face and the engine
has cooled down, make up tofour attem ptsto switch on the hot-
wate r auxiliary heater (stationary hea ter), wa iting se veral
minutes between each attem pt (/ page 128).
If th e hot-wate r auxiliaryheater (stationary hea ter) does not switch
on: #
Consult a qualified specialist workshop. Lights
Display messages
Possible causes/consequences and 0050 0050Solutions
0049
Left dipped beam (exa m‐
ple) *T
he cor responding light source is defective.
Ha ve defective LED lights replaced at a qualified specialist work‐
shop. #
Obser vethe no tes on changing a bulb (/ page111). #
Replace the defective bulb at the front (/ page112) or rear
(/ page 113).
% Ve
hicles with LED lights on the trailer: if the cur rent falls below
th e minimum of 50 mA, a display message may appear even
th ough the trailer lights are working proper ly.
Adaptive Main-beam
Assist inoperative *A
daptive Highbeam Assist is malfunctioning. #
Switch high beam on/off manually. #
Consult a qualified specialist workshop.
Adaptive Main-beam
Assist currently unavaila-
ble See Owner's Manual *A
daptive Highbeam Assist is deactivated and temp orarily inopera‐
tive.
The following causes are possible:
R The windsc reen is dirty in the camera's field of vision.
R Visibility is impaired due toheavy rain, snow or fog. #
Clean the windscreen.
When the sy stem de tects that the camera is fully operational,
th e display will show the message Adaptive Main-beam Assist
available again
Ad aptive Highbeam Assist is operational again.
Active Light System inop-
erative *T
he active light function is faulty. #
Consult a qualified specialist workshop. Display messages and
warning and indicator lamps 301

Display messages
Possible causes/consequences and 0050 0050Solutions
0049
AUTO lights inoperative *T
he light sensor is faulty. The automatic driving lights are malfunc‐
tioning. #
Swit chthe light functions on/off manually (/page105). #
Consul t aqualified specialist workshop.
Intell. Light System inop-
erative *T
he Intelligent Light Sy stem is malfunctioning. The lighting sy stem
re mains available without the Intelligent Light Sy stem functions. #
Consult a qualified specialist workshop.
0049
Malfunction See Own-
er's Manual *T
heexterior lighting is malfunctioning. #
Consult a qualified specialist workshop. Wa
rning and indicator lamps Indicator and
warning lamps on the instru‐
ment clus ter Some sy
stems will per form a self-test when the
ignition is switched on. Some indicator and warn‐
ing lamps may briefly light up or flash. This
behaviour is non-c ritical. These indica tor and
wa rning lamps indicate a malfunction only if they
light up or flash af terth e engine has been star ted
or during a journe y. Saf
ety sy stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0075
Re stra int sy stem warning
lamp *The
redwa rning lamp forth ere stra int sy stem is on while the engine
is running.
The restra int sy stem is malfunctioning. &
WARNING Risk of injury duetomalfunctions in there stra int
sy stem
Components in there stra int sy stem may be activated unintention‐
ally or not deploy as intended in an accident. #
Have there stra int sy stem checked and repaired immediately
at a qualified specialist workshop. #
Pay attention tothe display messages. #
Drive on carefull y. #
Have there stra int sy stem and its components checkedby aqu ali‐
fi ed specialist workshop immediately.
Fu rther information on there stra int sy stem and its components can
be found under "Occupant saf ety". 302
Display messages and warning and indicator lamps

Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0024
Indicator lamp for park‐
ing brake *The
red indicator lamp forth e parking brake flashes or is on and/or
th eye llow warning lamp forth e parking brake is on.
The parking brake is malfunctioning or the display sho wsan instruc‐
tion torelease the parking brake.
If only there d indicator lamp forth e parking brake lights up, the park‐
ing brake has been applied.
Pa y attention tothe display messages. Seat belt
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00E9
Seat belt warning lamp *The
red seat belt warning lamp lights up or flashes af terth e engine
has star ted. A warning tone may also sound.
Fo r cer tain countries only: The red seat belt warning lamp lights up
fo r a maximum of six seconds af terth e ignition has been switched on.
The seat belt warning lamp reminds the driver and front passenger to
fa sten their seat belts. #
Fasten your seat belt (/ page 30).
00E9
Seat belt warning lamp *The
redwa rning lamp forth e seat belt lights up af terth e engine
st arts as soon as the driver's or front passenger door has been
closed.
The driver's or front passenger's seat belt is not fastened. #
Fasten your seat belt (/ page 30).
The warning lamp will go out.
In vehicles with automatic front passenger airbag deactivation, there
are objects on the front passenger seat. #
Take the objects off the front passenger seat and stowthem in a
we ll-secured place.
The warning lamp will go out.
00E9 Seat belt warning lamp *The
red seat belt warning lamp flashes and an intermit tent wa rning
to ne sounds.
The driver's or front passenger's seat belt is not fastened. You are
driving at a speed greater than 25 km/h or ha vebriefly exceeded
25 km/h. #
Fasten your seat belt (/ page 30).
The warning lamp and the intermittent warning tone will go out.
In vehicles with automatic front passenger airbag actuation, there are
objects on the front passenger seat. You are driving at a speed
grea terth an 25 km/h or ha vebrief lyexceeded 25 km/h. #
Take the objects off the front passenger seat and stowthem in a
we ll-secured place.
The warning lamp and the intermittent warning tone will go out. 306
Display messa ges and warning and indicator lamps

Driving sy
stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00BA
Wa rning lamp for dis‐
ta nce warning function *The
red dis tance warning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e selected
speed. #
Incre asethe dis tance totheve hicle in front.
00BA Wa rning lamp for dis‐
ta nce warning function *The
red dis tance warning lamp lights up while theve hicle is in motion.
A wa rning tone also sounds.
Yo u are approaching a vehicle or a stationary obs tacle on your antici‐
pated route at excessive speed. #
Beready toapply the brakes immediatel y. #
Pay careful attention tothe tra ffic situation. If necessar y,apply
th e brakes or avoid an obs tacle.
Yo u can find fur ther information about the dis tance warning function
in "Active Brake Assist" (/ page156). Ve
hicle Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00CC
Po we rst eering sy stem
wa rning lamp *The
red po werst eering sy stem warning lamp is on while the engine is
ru nning. A warning tone also sounds.
The po wer assi stance forth esteering may be malfunctioning. Yo u
may need touse more forc eto steer. #
Carefully drive on toaqu alified specialist workshop and ha vethe
st eering checked immediatel y. Engine
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00B9
Engine diagnostics warn‐
ing lamp *The
yellow engine diagnostics warning lamp is on while the engine is
ru nning.
The remay be a malfunction in thefo llowing vehicle sy stems:
R engine management
R injection
R exhaust sy stem
R ignition sy stem (in vehicles with a petrol engine)
R fuel sy stem
This can cause the emissions limit values tobe exc eeded and the
engine torun in eme rgency mode. #
Have theve hicle checked immediately at a qualified specialist
wo rkshop. Display messages and
warning and indicator lamps 307

Switching on/off
byremo tecontrol... 13 2
Axle load ................................................ .268 B
Back support see Lumbar support (4-w ay)
Ball coupling Attach ing............................................ 17 7
Ball neck Removing........................................... .178
BA S (Brake Assist Sy stem)................... .154
Battery Care................................................... 237
Charging............................................. 237
Charging a vehicle batter y.................. 237
Connecting and fitting thest ar ter
battery................................................2 41
Disconnecting and removing the
st ar ter battery.................................... 239
Jump -star ting (vehicle)....................... 237
Ke y...................................................... .50
No tes (vehicle)................................... 235
Re mo tecontrol (s tationary heat‐
ing/ventilation).......................... 129, 13 3
Belt see Seat belt
Belt warning
see Seat belt
Blind Spot Assist Function.............................................. 174
Switching on/of f................................ 174
Sy stem limitations.............................. 174
Bottle holder........................................... 100
Brake ABS (anti-lock braking sy stem)........... 154
Ac tivating/deactivating the HOLD
function.............................................. 16 5
Ac tive Brake Assi st............................. 15 6
Ad aptive brake lights......................... .158
BA S (Brake Assi stSystem)................. 154
Braking with parking brake:................1 38
Downhill gradient............................... 13 8
Driving no tes.............................. 137, 13 8
EBD (Electronic Brakeforce Distri‐
bution)................................................ 15 6
Heavy and light loads........................ .138
HOLD function................................... .165
New brake discs and brake pads/
linings................................................. 13 8
New/replaced brake disks and
brakepads..........................................1 36Re
stricted braking ef fect (salt-trea‐
te dro ads).......................................... .138
Ru nning-in no tes................................ 13 6
We tro ad sur faces.............................. 13 8
Brake Assist System
see BAS (Brake Assi stSystem)
Brake Assistance see BAS (Brake Assi stSystem)
Brake fluid
No tes.................................................. 274
Brakeforce Dist ribution
EBD (Elect ronic Brakeforce Distri‐
bution)................................................ 15 6
Brakes Post-collision brake.............................. 36
Breakdown Changing a whee l............................... 259
Re covering theve hicle.......................2 44
To w starting........................................ 24 6
To wing away (bo thaxles on the
ground )...............................................2 44
To wing away (raised front or rear
axle )................................................... 24 5
Tr ansporting theve hicle..................... 24 5
Ve hicle stuck..................................... .244
Breakdown see Flat tyre
Buttons on the steering wheel .................. 8 C
Camera see Reversing camera
Car wash
see Care
Car wash (care)...................................... 227
Car-to-X-Communication Displaying hazard warnings................ 204
Care Automatic car wash............................ 227
Carpe t................................................ 230
Displ ay............................................... 230
Exterior lighting.................................. 229
High-pressure cleaner........................ 227
Instrument clu ster.............................. 230
Matt finis h.......................................... 228
Pa int.................................................. .228
Pla stic trim........................................ .230
Re alwo od/trim elements.................. 230
Re versing camera.............................. .229
Re versing camera/360° Camera....... 229
Ro of lining..........................................2 30 Index
313