lock MERCEDES-BENZ V-CLASS MPV 2021 Repair Manual

#
Connect positive term inal clamp 2toposi‐
tive term inal 1. The positive lead must be
ro uted parallel tothe side of the battery hous‐
ing in the connection area, as shown. #
Place the positive term inal clamp co ver on
positive term inal 1. #
Fold bo thhandles 3down onto the batter y. #
Push the battery into the seat base until the
negati ve terminal clamp can be connec ted. #
Connect the negative term inal clamp tonega‐
tive term inal 4. #
Push the battery into the seat base as far as
it will go. Open seat base with
fitted battery (e xamp le:
ri ght-hand front seat) #
Connect vent hose 5tothe battery connec‐
tion at theto p, beside negative term inal 4. #
Place holder 7over the lo wer edge of the
battery housing and theth re aded holes for
scr ews6. #
Screw on holder 7with scr ews6.
The battery is secured topreve nt slipping. Seat base (e
xamp le:right-hand front seat) #
Insert co ver9 in front of the battery com‐
partment down into the seat base and close
it.
Catch springs 8of co ver9 should engage
audibly. Car
ryout thefo llowing workafte r connecting the
battery: #
Reset the side windo ws (/page 63). #
Reset the outside mir rors ( / page 118). #
Reset the electric sliding doors (/ page57). #
Reset the EASY -PAC Ktailgate (/ page 60). To
wing or tow- starting Overview of permissible
towing me thods &
WARNING Risk of accident due tolimi‐
te d saf ety-re lated functions during the
to wing process
Saf ety-re lated functions are limited or no lon‐
ge rav ailable in thefo llowing situations:
R the ignition is switched off.
R the brake sy stem or po werst eering sys‐
te m is malfunctioning.
R the energy supply or the on-board electri‐
cal sy stem is malfunctioning.
When your vehicle is then towe daw ay, signifi‐
cantly more ef fort may be requ ired tosteer
and brake than is normally required. #
Use a tow bar. #
Make sure that thesteering wheel can
mo vefreely before towing theve hicle
aw ay. &
WARNING Risk of accident when towing
with steering wheel lock
Yo u will no lon ger be able tosteer theve hicle
if th esteering wheel lock is engaged. #
Always switch on the ignition when tow‐
ing theve hicle with a tow cable or a tow
bar. &
WARNING Risk of accident due to towing
aw ay ave hicle that is too heavy
If th eve hicle being tow star ted or towe daw ay
is heavier than the permissible gross weight
of your vehicle, thefo llowing situations may
arise:
R The towing eye may become de tach ed.
R The vehicle/trailer combination may even
tip ove r. 242
Breakdown assis tance

Pe
rm issible towing me thods Bo
th axles on the
gr ound Fr
ont axle raised Re
ar axle raised
Ve hicles with manual
transmission Ye
s, no fur ther than
50 km at 50 km/h No
Yes, if thesteering
wheel is fixe d in the
centre position wi th a
st eering wheel loc k.
Maximum 50 km at
50 km/h
Ve hicles with auto‐
matic transmission Ye
s, no fur ther than
50 km at 50 km/h No
Yes, if thesteering
wheel is fixe d in the
centre position wi th a
st eering wheel loc k.
Maximum 50 km at
50 km/h
Ve hicles with all-wheel
drive (4MATIC) Ye
s, no fur ther than
50 km at 50 km/h No
No%
If
th e transmission cann otbe shif tedto posi‐
tion 005C, ha vetheve hicle transpor ted
( / page 245). A towing vehicle with lifting
equipment is requ ired forve hicle transport. To
wing away theve hicle with bo thaxles on
th egr ound #
Obser vethe no tes on permissible towing
me thods (/ page242). #
Make sure that the battery is connected and
ch arge d.
If th e battery is dischar ged, obser vethefo llowing
points:
R The ignition cannot be switched on.
R It is not possible torelease or apply the elec‐
tric parking brake.
R The transmission cann otbe shif tedto posi‐
tion 005C.
Ve hicles with manual transmission #
Switch on the hazard warning lamps
(/ page 107). #
Fittheto wing eye (/ page246). #
Secu retheto wing device. #
Swit chon the ignition. #
Deactivate automatic locking (/ page 53). #
Deactivate Active Brake Assi st (/ page 157). #
Shif tth e transmission toneutral. #
Release the parking brake (/ page152).
Ve hicles with automatic transmission #
Switch on the hazard warning lamps
(/ page 107). #
Fittheto wing eye (/ page246). #
Secu retheto wing device. #
Swit chon the ignition. #
Deactivate automatic locking (/ page 53). #
Do not activate the HOLD function. #
Deactivate Active Brake Assi st (/ page 157). #
Deactivate Active Dis tance Assi stDISTRONIC
(/ page 163). #
Shift the transmission to005C (/ page 143). #
Release the parking brake (/ page152).
Re covering a vehicle that is stuck
* NO
TEDama gedue topulling forc e being
to o high Pulling
away abruptly can damage theve hi‐
cles if the tractive forc es are too high. 244
Breakdown assis tance

#
Pull away as stra ight, slowly and
smoo thly as possible. If
th e drive wheels get trapped on loose or muddy
ground, reco verth eve hicle with the utmost care,
especially so if theve hicle is laden. #
Obser vethe no tes on permissible towing
me thods (/ page242). #
Never attem pttoreco ver a vehicle that is
st uck when a trailer is attached. #
If possible, pull theve hicle out backwards
using the trac ksit made before it became
st uc k. To
wing theve hicle with the axle raised &
WARNING Risk of accident when towing
with the ignition switched on
When towing away with the front axle raised
and the ignition switched on, ASR can brake
th ere ar axle wheels in an er ratic manner.
The vehicle can lose directional stabilit y. #
Switch off the ignition before towing the
ve hicle with the front axle raised. *
NO
TEDama getothe transmission due to
to wing with an axle raised on vehicles
with 4MATIC The transmission can be damaged
bytowing
with the front or rear axle raised. #
Vehicles with 4MATIC may be towed
with bo thaxles on the ground or loaded
and transpor ted. Wi
th th ere ar axle raised #
Obser vethe no tes on permissible towing
me thods (/ page242). #
Swit chon the hazard warning lamps
(/ page 107). #
Deactivate tow- aw ay protection (/ page67). #
Movethe front wheels tothest ra ight-ahead
position. #
Fixthesteering wheel in the cent reposition
with a steering wheel loc k. #
Release the parking brake (/ page152). #
Turn theke yto position 005Ainthe ignition lock
and remo vetheke y from the ignition loc k. #
Take theke y with you when leaving theve hi‐
cle. Do not
exceed a towing speed of 50 km/h. Loading
theve hicle for transport *
NO
TEDama gedue toincor rect attach‐
ment The
vehicle may be damaged when lashing to
ch assis components. #
Only lash theve hicle at the wheels. #
Obser vethe no tes on permissible towing
me thods (/ page242). #
Toload theve hicle onto a trailer or trans‐
por ter,use the trailer tow hit chortheto wing
ey e.
Before loading theve hicle #
Switch on the ignition. #
Vehicles with manual transmission: shift
th e transmission toneutral. #
Vehicles with automatic transmission:
shift the transmission toposition 005C. #
Release the parking brake (/ page152). #
Load theve hicle onto the transpor ter.
* NO
TEDama getothe drive train due to
incor rect positioning of theve hicle #
Do not position theve hicle abo vethe
connection point of the transport vehi‐
cle. #
Make sure that the front and rear axles come
to rest on the same transpor tation vehicle.
Af ter loading the vehicle #
Vehicles with manual transmission:
engage firs t or reve rsege ar. #
Vehicles with automatic transmission:
shift the transmission toposition 005D. #
Deactivate tow- aw ay protection (/ page67). Breakdown assis
tance 245

#
Turn theke yto position 005Ainthe ignition lock
and remo veit from the ignition loc k. #
Use the parking brake tosecure theve hicle
against rolling away. #
Secu retheve hicle bythe wheels. To
wing eyesto rage location The
towing eye is located in theve hicle tool kit
(/ page 247). Fi
tting/ removing the towing eye Fi
tting and removing the front towing eye
* NO
TEDama getotheve hicle due to
incor rect use of theto wing eye When a
towing eye is used toreco ver a vehi‐
cle, theve hicle may be damaged in the proc‐
ess. #
Only use theto wing eyeto to waw ay or
to w start theve hicle. Fixture
forth e front towing eyeinthe bumper #
Take theto wing eye and scr ewdriver from the
ve hicle tool kit (/ page247).
Fi tting #
Press the ar row on co ver1 and remo ve
co ver1 from the opening.
Yo u will see thefixture forth eto wing eye. #
Screw intheto wing eye clockwise tothe
st op. #
Insert the scr ewdriver into theto wing eyeand
tighten theto wing eye. #
Stow th e screwdriver in theve hicle tool kit.
Re moving #
Remo vethe scr ewdriver from theve hicle tool
kit. #
Insert the scr ewdriver into theto wing eyeand
turn theto wing eye anti-clockwise. #
Unscr ewand remo vetheto wing eye. #
Insert co ver1 with the lug at theto p and
press it in at the bottom until it engages. #
Stow th eto wing eye and the scr ewdriver with
th eve hicle tool kit.
Re ar towing eye Re
ar towing eye under the bumper #
When towing away ortow- starting a vehicle,
attach theto wing device torear towing eye
2 . #
Ifth eve hicle is equipped with a trailer tow
hitch, attach theto wing device tothe trailer
to w hit ch (/page 277). #
Obse rveth e no tes on permissible towing
me thods (/ page242). To
w starting vehicle (eme rgency engine start) Ve
hicles with automatic transmission
* NO
TEDama getothe automatic trans‐
mission due to tow-starting The automatic transmission may be damaged
in
the process of tow- starting vehicles with
automatic transmission. #
Vehicles with automatic transmission
must not be tow- star ted. #
Obser vethe no tes and information on start‐
ing assis tance (/ page 237). 246
Breakdown assis tance

#
If necessar y,fold up there ar seat. #
Turn topro tary catch 1clockwise and bot‐
to m rotary catch 1anti-clockwise. #
Remo vecover2.
Re moving the vehicle tool kit and ja ckfrom
th eto ol holder St
ow age compartment with tool holder #
Remo vecla mp ing stra p4. #
Lift off tool holder co ver3. #
Carefully pull theve hicle tool kit and jack
upwards out of thestow age compartment.
Lift the jack slightly before removing it and
turn it toa diagonal position in thestow age
compartment.
St ow ing theve hicle tool kit and the ja ck #
Before stowing, wind the jack tothe fully
closed position and place it so that the hand‐
wheel is facing forw ards and the plate is
fa cing in wards. #
Place the jack and vehicle tool kit into the
to ol holder. #
Replace co ver3 oftheto ol holder. #
Tighten clamping stra p4.
Closing thesto wage compa rtment #
Put on co ver2. #
Turn topro tary catch 1anti-clockwise and
bottom rotary catch 1clockwise. #
Fold down there ar seat. 248
Breakdown assis tance

*
NO
TEDama gecaused byincor rect cool‐
ant #
Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction. Information on coolant is
available at thefo llow‐
ing locations:
R inthe Mercedes-Benz Specification for Oper‐
ating Fluids 320.1
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop
* NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the engine
cooling sy stem is not suf ficiently pr otected
against overheating and cor rosion at high out‐
side temp eratures. #
Always use coolant appr ovedby
Mercedes-Benz . #
Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 320. 1. *
NO
TEPaint wo rkdamage due tocoolant #
Do not spill coolant on painted sur fa‐
ces. Ha
ve the coolant regularly replaced at a qualified
specialist workshop.
No tethe proportion of anti-cor rosion agent/anti‐
freeze in the engine cooling sy stem within thefo l‐
lowing temp erature ranges:
R at least 50% (antifreeze pr otection up to
about -37°C)
R maximum 55% (antifreeze pr otection up to
-45°C)
Capacities, coolant
Coolant capacity Mode
lC apacity
All model sA pprox.10 .4 l
Appr ox.13 .4 l
on vehicles with auxil‐
iary heating Wi
ndscreen washer fluid Note
s on windscreen washer fluid
Obser vethe no tes on operating fluids
(/ page 269). &
WARNING ‑ Risk of fire and injury due to
windscreen washer concentrate
Wi ndscreen washer concentrate is highly
fl ammable. It could ignite if it comes into con‐
ta ct with hot engine component parts or the
ex haust sy stem. #
Make sure that no windscreen washer
concentrate spills out next tothefiller
opening. *
NO
TEDama getotheex terior lighting
due tounsuitable windsc reen washer
fl uid Uns
uitable windsc reen washer fluids may
damage the plastic sur face of theex terior
lighting. #
Only use windscreen washer fluids
which are also suitable for use on plas‐
tic sur faces, e.g. MB SummerFit or MB
Wi nterFit. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do not mix MB SummerFit and MB Win‐
te rFit with other windscreen washer flu‐
ids. Do not use distilled or de-ionised
water.Other‐
wise, thefill le vel sensor may give a false reading.
Re commended windscreen washer fluid:
R Abo vefreezing point: e.g. MB SummerFit
R Below freezing point: e.g. MB WinterFit
Fo rth e cor rect mixing ratio, referto the informa‐
tion on the anti-freeze container.
Mix thewa sher fluid with windsc reen washer fluid
all year round. Re
frigerant Note
s onrefrigerant
Obser vethe no tes on operating fluids
(/ page 269). Te
ch nical da ta275

Display messages
Possible 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. 007A
0025
00E5
inoperative See Owner's
Manual *E
BD is una vailable due toa malfunction. This means that ABS, BAS,
hill start assist and ESP ®
as well as its driving saf ety sy stems, for
ex ample, are also una vailable.
AT TENTION ASSIST is deactivated and other driving sy stems could
be automatically deactivated.
The brake sy stem continues tofunction normally, but without the
functions lis ted abo ve. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are mal‐
functioning
The wheels may blo ckduring braking and ESP ®
does not per‐
fo rm 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. 00E5
inoperative See Owner's
Manual *
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.
The brake sy stem continues tofunction normally, but without the
functions lis ted abo ve. The wheels could therefore lock up at an
early stage in theeve nt of maximum full-s top braking, forex ample.
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. 00E5
currently unavailable
See Owner's Manual *
ESP ®
,BA S and hill start assist are una vailable due toa malfunction.
Self-diagnosis is not yet comple te,fo rex ample.
AT TENTION ASSIST is deactivated and other driving sy stems could
be automatically deactivated.
The brake sy stem continues tofunction normally, but without the
functions lis ted abo ve. The wheels could therefore lock up at an
early stage in theeve nt of maximum full-s top braking, forex ample. 284
Display messages and warning and indicator lamps

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
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

1,
2, 3 ...
4MATIC Function............................................. 14 6
12 V so cket
see Soc ket (12 V)
230 V so cket
see Soc ket (230 V)
360° Camera Care................................................... 229
Opening the camera co ver (r eve rs‐
ing camera)....................................... .169 A
ABS (anti-lock braking sy stem) ............ .154
Ac celeration
see Using kickdown
Ac oustic locking verification signal
Ac tivating/deactivating........................ 49
Ac tivating/deactivating air-recircu‐
lation mode ............................................ .124
Ac tive Brake Assi st
Ac tivating/deactivating...................... 157
Fu nction/no tes.................................. 15 6
Ac tive Di stance Assist DISTRO NIC
Calling up a speed.............................. 16 3
Displ ays.............................................. 16 4
Fu nction............................................. 16 2
Increasing/decreasing speed.............1 63
Re quirements:.................................... 16 3
Selecting............................................ 16 3
St eering wheel buttons.......................1 63
St oring a speed..................................1 63
Switching off/deactivating................. 16 3
Switching on/activating..................... 16 3
Sy stem limitations.............................. 16 2
Ac tive headlamps................................... 107
Ac tive Parking Assist
Exiting a parking space....................... 171
Fu nction............................................. 16 9
Pa rking............................................... 17 0
Sy stem limitations.............................. 16 9
Ad aptive
see Lane Keeping Assist
Ad aptive brake lights .............................158
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive Highbeam Assist
Fu nction............................................. 108
Switching on/of f................................ 109Ad
aptive Highbeam Assist Plus
Fu nction............................................. 109
Switching on/of f................................ 11 0
Ad Blue ®
Ad ditive...................................... 148, 272
Displ aying thefill le vel........................ 14 9
Filling capacity.................................. .273
Journe ysabroad................................ .138
No tes.................................................. 14 8
Purity.......................................... 148, 272
To pping up..........................................1 49
Ad d-on equipment ................................... .17
Ad d-on equipment guidelines................. 17
Ad diti ve
Ad Blue ®
...................................... 148, 272
Engine oil........................................... .273
Ad diti ves
Fu el....................................................2 70
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additive
Ad diti ves (fuel)
see Fuel
Af ter-sales service
see ASS YST PLUS service inter val display
Air recirculation but ton
Con venience opening/closing............ 12 5
Air suspension see AIRMATIC
Airbag Activation............................................ .27
Fr ont airbag (driver, co-driver).............. 31
Ins tallation locations............................ 31
Overview.............................................. 31
PA SSENGER AIR BAG indicator lamp... .34
Pr otection impaired.............................. 32
Pr otection pr ovided.............................. 32
Side airbag.......................................... .31
Wi ndow airba g...................................... 31
AIRM ATIC
Suspension........................................ .146
Alarm sy stem
see ATA (Anti -Theft Alarm sy stem)
Alertness assistant see ATTENTION ASSIST
All-wheel drive Notes.................................................. 14 6 Index
311