engine MERCEDES-BENZ V-CLASS MPV 2021 Owners Manual

Display messages
Possible causes/consequences and 0050 0050Solutions #
Fit wheels with suitable tyre pressure sensors.
The tyre pressure monitoring sy stem will switch on af ter a few
minutes of driving.
Tyre pressure monitor
inoperative *T
he tyre pressure monitoring sy stem is malfunctioning. #
Consult a qualified specialist workshop. Key
Display messages
Possible causes/consequences and 0050 0050Solutions
00AF
Key does not belong to
vehicle *Y
ou ha veinser ted an incor rect key into the ignition loc k. #
Use the cor rect key.
00AF
Remove key *T
hekey is in the ignition loc k. #
Remo vethekey.
00AF Replace key *T
hekey needs tobe replaced. #
Consult a qualified specialist workshop.
00AF
Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (/ page 50). Ve
hicle Display messages
Possible causes/consequences and 0050 0050Solutions
Clutch overheated Avoid
pulling away Engage/
disengage clutch quickly
if req. *A
warning tone also sounds. The clutch is under heavy load and the
permissible operating temp erature of the clutch has been exceeded.
Av oid frequent pulling away and driving at walking pace overex ten‐
ded di stances. #
Stop in accordance with the tra ffic conditions. #
Secure theve hicle against rolling away. #
Leavethe engine running.
The clutch will cool more quickly when the engine is running.
or #
If possible, continue driving at a steady speed. #
Remo veyour foot from the clutch pedal and do not let the clutch
slip.
The clutch may also cool down during driving. 298
Display messages and warning and indicator lamps

Display messages
Possible causes/consequences and 0050 0050Solutions
Cooling down can take afe w minutes. When the clutch has cooled
down, the display message will disappear and the clutch will be fully
operational again.
Ò *T
hetailgate is open. #
Close theta ilgate.
Ó *A
warning tone also sounds. The bonnet is open. &
WARNING Risk of accident due todriving with the bonn et
unlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately in accordance with the traf fic con‐
ditions. #
Secu retheve hicle against rolling away. #
Close the bonn et.
0051 *I
n addition, a warning tone sounds du ring the trip.
The display sho ws the open door or doors. #
Close all the doors.
00B2
Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped
below the minimum. #
Top up thewa sher fluid (/ page 226).
00CC Power steering malfunc-
tion See Owner's Manual *A
warning tone also sounds. The po wer assi stance forth esteering
could be malfunctioning. You may need tosteer more forc efully. #
Carefully continue toaqu alified specialist workshop and ha ve
th esteering checked immediatel y.
Telephone No service *Y
our vehicle is outside the transmission and receiver range of the
mobile phone network pr ovider.
To start engine, shift to
either P or N *
Yo u ha veattem pted tostart the engine in transmission position 005E
or 005B. #
Shift the transmission toposition 005Dor005C.
Auxiliary battery malfunc-
tion *T
he auxiliary batteryforth e transmission is no longer being
ch arge d. #
Consult a qualified specialist workshop.
Apply brake to deselect
Park (P) position *
Yo u ha vetried toshift the transmission toposition 005B,005Eor005C
without applying the brake. #
Depress the brake pedal. Display messages and
warning and indicator lamps 299

Display messages
Possible causes/consequences and 0050 0050Solutions
Apply brake to select R *
Yo u ha vetried toshift the transmission toposition 005Ewithout
applying the brake. #
Depress the brake pedal. #
Select transmission position 005E.
N permanently active
Risk of vehicle rolling *A
warning tone also sounds. While theve hicle is rolling or driving,
th e transmission was shif tedto position 005C. #
Tostop, depress the brake pedal and, when theve hicle is at a
st andstill, shift the transmission toposition 005D. #
Tocontinue your journe y,shift the transmission toposition 005E
or 005B.
Risk of vehicle rolling
Vehicle not in P *A
warning tone also sounds. The driver's door is open and the trans‐
mission is in position 005C,005Eor005B. #
Shift the transmission toposition 005D. #
Secure theve hicle against rolling away.
Without changing gear,
consult workshop *A
warning tone also sounds. You can no lon gerch ange the transmis‐
sion position due toa malfunction.
If transmission position 005Bhas been selec ted: #
Without changing the transmission position, consult a qualified
specialist workshop.
If transmission position 005D,005Eor005C has been selected: #
Inform a qualified specialist workshop.
Reversing not poss. Con-
sult workshop *
The transmission is malfunctioning. Transmission position 005Ecan‐
not be selec ted. #
Inform a qualified specialist workshop.
Transmission Malfunc-
tion Stop *T
he transmission is malfunctioning. The transmission automatically
switches toneutral 005C. #
Stop theve hicle immediately in accordance with the traf fic con‐
ditions. #
Shift the transmission toposition 005D. #
Inform a qualified specialist workshop.
Stop vehicle Leave
engine running Wait
Transmission cooling *T
he transmission is overheating. Pulling away may be temp orarily
impaired or not possible. #
Stop theve hicle immediately in accordance with the traf fic con‐
ditions. Do not continue driving! #
Leavethe engine running. #
Wait until the display message disappears before pulling away.
003B inoperative Battery low *T
he on-board electrical sy stem voltage is too lo w.The hot-water
auxiliary heater (s tationary hea ter) has switched itself off or cannot
be switched on. #
Drive for an extended di stance.
The battery will be charge d. The hot-wa ter auxiliary heater (sta‐
tionary hea ter) will be operational again as soon as the on-board
electrical sy stem voltage is suf ficient. 300
Display messages and warning and indicator lamps

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
004D
Brake sy stem warning
lamp *T
he red brake sy stem warning lamp is on while the engine is running.
EBD is not available due toa malfunction. As a result, BAS, hill start
assist and ESP ®
as well as their driving saf ety sy stems are not availa‐
ble.
AT TENTION ASSIST has been deactivated and additional driving sys‐
te ms may ha vebeen switched off automatically. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are mal‐
functioning
The wheels may blo ckduring braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired
and the braking dis tance may 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. #
Switch off the engine, wait a while and restart the engine. #
Check whe ther the display message has disappeared and ESP ®
is
operational.
If th e display message continues tobe displa yed: #
Drive on carefull y. #
Consult a qualified specialist workshop immediatel y.
004D Brake sy stem warning
lamp *The
red brake sy stem warning lamp is on while the engine is running.
A wa rning tone also sounds.
The brake forc e boosting is malfunctioning. &
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
braking situations. #
Stop in a safe location immediately. Do not continue driving! #
Consult a qualified specialist workshop. #
Secure theve hicle against rolling away.
004D
Brake sy stem warning
lamp *T
he red brake sy stem warning lamp is on while the engine is running.
The reis insuf ficient brake fluid in the brake fluid reser voir. &
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. Display messages and
warning and indicator lamps 303

Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Stop theve hicle as soon as possible, paying attention to
ro ad and traf fic conditions. Do not continue driving. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Secure theve hicle against rolling away.
0025
ABS warning lamp *T
he yellow ABS warning lamp is on while the engine is running.
ABS has been switched off due toa malfunction. As a result, BAS, hill
st art assist and ESP ®
as well as their driving saf ety sy stems ha vealso
been swit ched off.
AT TENTION ASSIST has been deactivated and additional driving sys‐
te ms may ha vebeen switched off automaticall y. &
WARNING Risk of skidding if ABS and ESP ®
are malfunction‐
ing
The wheels may blo ckduring braking and ESP ®
does not per form
any vehicle stabilization.
The steerability and braking characteristics are heavily impaired
and the braking dis tance may increase. In addition, other driving
saf ety sy stems are switched off. #
Drive on carefull y. #
Have ABS and ESP ®
ch ecked immediately at a qualified spe‐
cialist workshop. #
Switch off the engine, wait a while and restart the engine. #
Check whe ther the display message has disappeared and ESP ®
is
operational.
If th e display message continues tobe displa yed: #
Drive on carefull y. #
Consult a qualified specialist workshop immediatel y.
If th e ABS cont rol unit is defective, other sy stems may be available
only with restrictions or may be una vailable, e.g. the navigation sys‐
te m or the automatic transmission.
00E5 ESP ®
wa rning lamp *
The yellow ESP ®
wa rning lamp flashes while theve hicle is in motion.
ESP ®
or traction contro l intervenes because there is a risk of skidding
or at least one wheel is spinning.
Cruise contro l orActive Dis tance Assi stDISTRONIC has been au to‐
matical lyswitched off. #
When pulling away, accelerate only as much as is necessar y. #
Dep ress the accelerator pedal less during your journe y. #
Adapt your driving style to suit thero ad and weather conditions. #
Do not swit choff ESP ®
. 304
Display messages and warning and indicator lamps

Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
In exc eptional cases, it may be better toswitch off
ESP ®
(/ page 154).
00E5 ESP ®
wa rning lamp *
The yellow ESP ®
wa rning lamp is on while the engine is running.
ESP ®
,BA S and hill start assist are una vailable due toa malfunction.
AT TENTION ASSIST is deactivated and other driving sy stems could be
automatically deactivated. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisa‐
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. #
Pay attention tothe display messages. #
Drive on carefull y. #
Consult a qualified specialist workshop immediatel y.
00BB ESP ®
OFF warning lamp *
The yellow ESP ®
OFF warning lamp is on while the engine is running
or the ECO start- stop function is active.
ESP ®
has been switched off. &
WARNING Risk of skidding when driving with ESP®
deacti va‐
ted
ESP ®
does not act tostabilise theve hicle. The availability of fur‐
th er driving saf ety sy stems is also limited. #
Drive on carefull y. #
Deactivate ESP ®
only for as long as the situation requires.
If ESP ®
cannot be activated, ESP ®
is malfunctioning. #
Have ESP ®
ch ecked immediately at a qualified specialist
wo rkshop. #
Switch ESP ®
on again.
In exceptional cases, it may be better toswitch off
ESP ®
(/ page 154). #
Adapt your driving style to suit thero ad and weather conditions.
If ESP ®
cannot be swit ched on: #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. Display messages and
warning and indicator lamps 305

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