2021 MERCEDES-BENZ V-CLASS MPV warning

Display messages
Possible causes/consequences and 0050 0050Solutions #
When opening the cap, wear pr otective glove s and saf ety
gl asses. #
Open the cap slowly torelease pressure. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. #
Monitor the coolant temp erature display 00AConthe instrument
clus ter. #
Wait until the engine has cooled down. #
Ensure that the air supply tothera diator is not obstructed. #
Avoiding high engine loads, drive on tothe nearest qualified spe‐
cialist workshop. In doing so, ensure that the coolant temp era‐
ture display remains below 120°C.
00AC *T
hefan mo tor is defective. #
Check the coolant temp erature display 00AConthe instrument
clus ter.
If th e coolant temp erature is below 120°C, you can continue driving
to the nearest qualified specialist workshop.
Av oid high engine loads, e.g. driving on hilly roads or stop-and-go
driving.
00BD
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine damage due toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Top up with coolant, following the no tes on coolant
(/ page 225).
If yo u frequently need to top up the coolant: #
Have the engine cooling sy stem checked at a qualified specialist
wo rkshop.
009E
Replace air cleaner *T
he engine air filter is dirty and must be replaced. #
Consult a qualified specialist workshop.
00B2
Check eng. oil lev. when
next refuelling *A
warning tone also sounds. The oil le vel in your vehicle has fallen to
th e minimum.
* NO
TEEngine damage caused bydriving with insuf ficient
engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Che ckthe oil le vel when next refuelling, at the latest
(/ page 223). #
If necessar y,top up the engine oil (/ page 224). 294
Display messages and warning and indicator lamps

Display messages
Possible causes/consequences and 0050 0050Solutions
If engine oil frequently needs tobe topped up: #
Have the engine checked at a qualified specialist workshop.
00B2
Engine oil level Stop vehi-
cle Switch engine off *T
he oil le vel is too lo w.There is a risk of engine damage. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. #
Secure theve hicle against rolling away. #
Check the oil le vel (/ page 223). #
If necessar y,top up the engine oil (/ page 224).
00B4 Reserve fuel level *T
he fuel supply has dropped into there ser verange.
Ope ration of the auxiliary heating (s tationary hea ter) is deactivated
in there ser verange. #
Refuel theve hicle.
Ï *T
here is very little fuel in the fuel tank. #
It is absolutely essential torefuel at the nearest filling station. Ad
Blue ® Displ
aymessages
Possible causes/consequences and 0050 0050Solutions
00C8
Refill AdBlue See Own-
er’s Manual *
Awa rning tone also sounds. The AdBlue ®
leve l has fallen below the
re ser verange. #
Top up with AdBlue ®
as soon as possible (/ page 149).
00C8 Refill AdBlue Emer. oper.
in XXX km See Owner's
Manual *
Awa rning tone also sounds. The AdBlue ®
leve l is suf ficient only for
th e dis tance displ ayed. If you subse quently start the engine again,
yo u will be able todrive theve hicle only at a maximum speed of
20 km/h forth e dis tance shown. Engine mana gement will then pre‐
ve nt the engine from starting. #
Top up with AdBlue ®
immedia tely (/ page149).
00C8 Limp -home mode: 20
km/h No start ... km
See Owner's Manual. *
Awa rning tone also sounds. The AdBlue ®
tank is em pty. Yo u can
drive the dis tance shown at a maximum speed of 20 km/h. If you
subsequently switch off the engine, the engine management sy stem
will pr eventthe engine from being star ted again. You will then be
able tostart the engine only once you ha verefilled theAd Blue ®
ta nk. #
Stop theve hicle in accordance with the tra ffic conditions. #
Top up with AdBlue ®
immedia tely (/ page149). Displ
aymessa ges and warning and indicator lamps 295

Display messages
Possible causes/consequences and 0050 0050Solutions
00C8
Refill AdBlue Start not
possible *
Awa rning tone also sounds. The AdBlue ®
tank is em pty. Yo u can no
lon gerst art the engine. #
Top up with at least 8 l AdBlue ®
(/ page 149). #
Turn theke yto position 0048inthe ignition lock and waitfor
appr oximately one minute.
The engine can be restar ted once the engine management has
de tected the new le vel.
0099 AdBlue system Malfunc-
tion See Owner's Manual *
Awa rning tone also sounds. The AdBlue ®
sy stem is malfunctioning. #
Consult a qualified specialist workshop immediatel y.
0099 AdBlue malfunction
Emer. oper. in XXX km
See Owner's Manual *
Awa rning tone also sounds. The AdBlue ®
sy stem is malfunctioning.
The displa yed dis tance is the maximum you can drive. If you subse‐
qu ently start the engine again, you will be able todrive theve hicle
only at a maximum speed of 20 km/h forth e dis tance shown. Af ter
th at, the engine management sy stem will pr event the engine from
being star ted again. #
Consult a qualified specialist workshop immediatel y.
0099 Limp-home mode: 20
km/h No start ... km
See Owner's Manual. *
Awa rning tone also sounds. The AdBlue ®
sy stem is malfunctioning.
Yo u may continue todrive the displa yed dis tance at a maximum
speed of 20 km/h. If you subse quently switch off the engine, the
engine management sy stem will pr eventthe engine from being star‐
te d again. #
Drive on toaqu alified specialist workshop.
or #
Stop theve hicle in accordance with the tra ffic conditions and
consult a qualified specialist workshop.
0099 Refill AdBlue Start not
possible *
Awa rning tone also sounds. The AdBlue ®
sy stem is malfunctioning.
Yo u can no lon gerst art the engine. #
Inform a qualified specialist workshop immediately. Ty
res Display messages
Possible causes/consequences and 0050 0050Solutions
Rectify tyre pressure *T
he tyre pressure is too low in at least one of the tyres, or the dif fer‐
ence in tyre pressu rebetween the individual wheels is too great. #
Check the tyre pressure at the next opportunity . #
Correct the tyre pressure as necessar y. #
Restart the tyre pressure monitoring sy stem (/ page 255).
Check tyre(s) *A
warning tone also sounds.
The tyre pressure in one or more tyres has dropped significantl y.296
Display messages and warning and indicator lamps

Display messages
Possible causes/consequences and 0050 0050Solutions &
WARNING Risk of an accident due toinsuf ficient tyre pres‐
sure
R The tyres can burs t.
R The tyres can wearexcessi velyand/or une venly.
R The driving characteristics as well as thesteering and brak‐
ing may be greatly impaired.
Yo u could then lose cont rol of theve hicle. #
Obser vethere commended tyre pressu res. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle without steering or braking suddenl y.Pa y atten‐
tion tothe tra ffic conditions. #
Secure theve hicle against rolling away. #
Check the tyres. If necessar y,replace the wheel (/ page 259). #
Check the tyre pressure. Cor rect the tyre pressure as neces‐
sary .
Warning tyre defect *T
he tyre pressure in one or more tyres has dropped suddenl y.&
WARNING Risk of an accident from driving wi thaflat tyre
R The tyres can overheat and cause a fire.
R The driving characteristics as well as thesteering and brak‐
ing may be greatly impaired.
Yo u could then lose cont rol of theve hicle. #
Do not drive on with a flat tyre. #
Obse rveth e no tes on flat tyres. #
Stop theve hicle without steering or braking suddenl y.Pa y atten‐
tion tothe tra ffic conditions. #
Secure theve hicle against rolling away. #
Check the tyres. If necessar y,replace the wheel (/ page 259).
Tyre press. monitor cur-
rently unavailable *D
uetoa source of radio inter fere nce, no signals from the tyre pres‐
sure sensors are being received. The tyre pressure monitoring sys‐
te m is temp orarily malfunctioning.
The tyre pressure monitoring sy stem will restart automatically as
soon as the cause has been rectified.
Wheel sensor(s) missing *T
here is no signal from the tyre pressure sensor of at least one tyre.
The display is not showing any pressure value forth e tyre in ques‐
tion. #
Have thefa ulty tyre pressure sensor replaced at a qualified spe‐
cialist workshop.
Tyre pressure monitor
inoperative No wheel
sensors *T
he wheels fitted do not ha vesuitable tyre pressure sensors. The
tyre pressure monitoring sy stem is deactivated. Display messages and
warning and indicator lamps 297

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