2021 MERCEDES-BENZ V-CLASS seat memory

PRE-S
PRE-S
AFE
AFE®
®
Syst
Syst em
em F
F
unction of PRE-S
unction of PRE-S AFE
AFE ®
®
(anticipat
(anticipat or
ory occupant pr
y occupant pr o-
o-
t
t ection)
ection) PRE-SAFE
®
can de tect cer tain hazardous situa-
tions and take pre-em ptive measures topro tect
th eve hicle occupants.
PRE-SAFE ®
can implement thefo llowing measures
independently of each other:
R Tightening the seat belts on the driver's seat
and co-driver seat.
R Closing the side windo ws.
R V
V ehicles wit
ehicles wit h a sliding sunr
h a sliding sunr oof:
oof:closing the slid-
ing sunroof.
R V
V ehicles wit
ehicles wit h memor
h memory function:
y function: adjustingthe
co-driver seat toa more favo urable seat posi-
tion.
* NO
NOTE
TEDamage caused byobjects in the
fo ot we ll or behind the seat The automatic adjustment of
the seat position
may result in damage tothe seat and/or the
object. #
Stow objects in a suitable place. R
R
e
ev
ver
er sing t
sing t he PRE-S
he PRE-S AFE
AFE®
®
syst
syst em measur
em measur es
es If an accident did not occur,
the pre-em ptive meas-
ures that we re ta ken are reve rsed.
Yo u will need tomake cer tain adjustments your-
self. #
Ifth e seat belt pre-tensioning is not reduced,
mo vethe seat backrest back slightl y.
The locking mechanism releases. A
A
ut
ut omatic measur
omatic measur es
esaTer
aTer an accident
an accident
Depending on the type and se verity of the acci-
dent, and depending on theve hicle's equipment,
th efo llowing measures can be implemented, for
ex ample:
R activating the hazard warning lights
R triggering an automatic emer gency call
(/ page 236)
R switching o. the engine
To restart theve hicle, switch the ignition o.
and switch it back on (/ page 136). Depend-
ing on the type and se verity of the accident, it may possible
that theve hicle can no lon ger be
star ted.
R switching o. the fuel supply
R unlocking theve hicle doors
R lowe ring the front side windo ws
R switching on the interior lighting Saf
Saf
el
ely tr
y tr anspor
anspor ting c
ting childr
hildren in t
en in t he v
he vehicle
ehicle Alw
ay
Alw ays observ
s observ e when c
e when c hildr
hildren ar
en ar e trav
e tr avelling in t
elling in t he
he
v
v ehicle
ehicle %
Always obser vethe saf ety no tesre leva nt to
th e situation. In doing so, you will be able to
identify possible risks and avoid dangers when
ch ildren are tr avelling in theve hicle
(/ page 39).
Be dilig
Be dilig ent
ent
Bear in mind that negligence when securing a child
in thech ild restraint system may ha veserious con-
sequences. Alw ays be dili gent and secure a child
carefully before each journe y.
Infants and children must ne ver tr avel sitting on
th e lap of a vehicle occupant.
To impr oveprotection forch ildren younger than 12
ye ars old or under 1.50 m in height, Mercedes-
Benz recommends you obser vethefo llowing infor-
mation:
R Always secure thech ild in a child restraint sys-
te m suitable forth is Mercedes-Benz vehicle.
R The child restraint system must be appropria te
to the age, weight and size of thech ild.
R The vehicle seat must be suitable for /tting a
ch ild restraint system (/ page 41).
Ac cident statistics show that children secured on
th ere ar seats are generally sa ferth an children
secured on the front seats. Forth is reason,
Mercedes-Benz st rongly advises that you /t a child
re straint system toare ar seat.
The g
The g ener
eneric t
ic ter
erm c
m c hild r
hild r es
es tr
traint syst
aint syst em
em
The generic term child restraint system is used in
th is set of Operating Instructions. A child restraint
system is, forex ample:
R a baby car seat
R are ar wa rd-facing child seat
R afo rw ard-facing child seat
R ach ild booster seat with a backrest and seat
belt guides 38
38
Occupant saf
ety

ro
uted across the centre of your shoul-
der. &
W
WARNING
ARNING Risk of injury due tohead
re straints not being /tted or being adjus-
te d incor rectly
If head restraints ha venot been installed or
ha ve not been adjusted cor rectl y,there is an
increased risk of injury in the head and neck
area, e.g. in theeve nt of an accident or when
braking. #
Always drive with the head restraints /t-
te d. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. Do not inter
change the head restraints of the front
and rear seats. Otherwise, you will not be able to
set the height and inclination of the head restraints
to the cor rect position. &
W
WARNING
ARNING Risk of burns from hot ampli/-
ers under the driver's seat
Ve hicles with ampli/ers under the driver's seat:
The ampli/er can become hot during opera-
tion.
Yo u could burn yourself if youto uch the ampli-
/er. #
Do not reach underneath the driver's
seat. #
Adjust the driver's seat carefull y. *
N NO
OTE
TE Damage tothe seats and seat heat-
ing due to0uids, sharp objects or insulat-
ing materials To
prev ent damage tothe seats and the seat
heating, obser vethefo llowing inst ructions: #
Do not spill any 0uids onto the seats. If
some thing is spilt onto the seats, dry the
seats as quickly as possible. #
Do not switch on the seat heating if the
seat co vers are wet or damp. Do not use
th e seat heating todry the seats. #
Clean the seats as recommended; see
th e "Cleaning and care" section. #
Do not transport heavy loads on the
seats. Do not place any sharp objects,
such as knives, nails or tools, on the seats. If possible, use
the seats only for
people. #
When using the seat heating, do not
co verth e seats with insulating materials,
such as blank ets, coats, bags, pr otective
co vers,ch ild seats or booster seats. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is switched on or the door is open. 1
Head restraint height adjustment
2 Seat ba ckrest inclination adjustment
3 Seat height adjustment
4 Seat cushion inclination adjustment
5 Seat fore -and-aT position adjustment #
Adjust the seat using buttons 1to5 onthe
door trim.
If th eve hicle is not switched on, you can adjust
th e seat within 30 seconds of unlocking theve hi-
cle.
% V
V ehicles wit
ehicles wit h PRE-S
h PRE-SAFE
AFE®
®
:
:if PRE-SAFE ®
inter-
ve nes, the front passenger seat will automati-
cally be adjusted from a less favo urable posi-
tion into one that o.ers better pr otection. The
front passenger seat can be readjusted only
aTer the hazardous situation is over.Informa-
tion about the system can be found under
"PRE-SAFE ®
System" (/ page 38).
% You can sa vethe settings forth e seat with the
memory function (/ page 75). 74
74
Seats and st
owage

Se
Se
tting 4-wa
tting 4-wa y lumbar support
y lumbar support 1
Higher
2 Weaker
3 Lower
4 Stronger #
Use buttons 1to4 adjust the backrest con-
to ur individually toyour spine. Oper
Oper
ating t
ating t he memor
he memor y function
y function &
W
WARNING
ARNING Risk of an accident if the mem-
ory function is used while driving
If yo u use the memory function on the driver's
side while driving, you could lose control of the
ve hicle as a result of the adjustments being
made. #
Only use the memory function on the
driver's side when theve hicle is station-
ar y. &
W
WARNI NG
ARNI NGRisk of entrapment when
adjusting the seat with the memory func-
tion
When the memory function adjusts the seat,
yo u and other vehicle occupants – particular ly
ch ildren – could become trapped. #
During the adjustment process of the
memory function, make sure that no one
has any body parts in the sweep of the
seat. #
If somebody becomes trapped, immedi-
ately release the memory function posi-
tion button.
The adjustment process is stopped. &
W WARNING
ARNING Risk of entrapment if the mem-
ory function is activated bychildren
Children could become trapped if they activate
th e memory function, particular lywhen unat-
te nded. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. The memory function can be used when
theve hi-
cle is switched o..
* N
NOOTE
TE Damage tothe seat when moving
into a stored position If
th e seat is mo ved out of the fully reclined
position into a stored seat position, it can col-
lide with other vehicle parts.
This can damage the seat. #
Before moving the seat into a stored
position, mo vethe seat backrest into an
upright position. S S
t
t or
or ing seat se
ing seat se ttings
ttings
% V
Vehicles wit
ehicles wit h luxur
h luxury r
y rear seat
ear seat :
:th e memory
function is used identically tothe front seats.
Tw o memory positions are available.
Seat settings for up tothre e people can be stored
and called up using the memory function.
The following settings are stored as a single mem-
ory preset:
R the position of the seat, seat backrest and
head restraint
R additionally forth e driver's side, the position of
bo th exterior mir rors Seats and st
owage
75
75

#
Adjust the seat tothe desired position. #
Adjust theex terior mir rorto the desired posi-
tion. #
Brie0y press memory button Vandthen
press preset position button 4,Tor
U within thre e seconds.
An acoustic signal sounds. The settings are
stored. #
T
To call up:
o call up: press and hold preset position but-
to n4, TorU untilthe seat and the
ex terior mir rors are in the stored position. R
R
o
ot
tating t
ating t he fr
he front seats
ont seats &
W
WARNING
ARNING Risk of injury or fatal injuries
due tothe driver's seat and front
passenger seat not being engaged
In this situation, there straint systems cannot
pe rform their intended pr otective function. #
Engage the driver's seat‑ and front
passenger seat in the direction of tr avel
before starting the engine. *
N
NOOTE
TE Damage tothe seats due tocollision
with adjacent car parts The seats can collide with adjacent car parts
when
they are rotated.
This can damage the seats. #
When rotating the seats, make sure there
is su1cient clearance. Yo
u can rotate the driver's and front passenger
seats by50° and 180°. The seats engage bo thin
and opposite tothe direction of tr avel as well as at
50° towa rdsth eex it. #
When rotating the seat, open there specti ve
front door in order toavo id a collision with the
door trim. #
Adjust the steering wheel in such a wayth at
th ere is su1cient clearance torotate and
adjust the driver's seat (/ page 98). #
Push le ver1 inthe direction of the ar row.
The turning device will be unloc ked. #
Rotate the seat in the desired direction. #
Ifth ere is a risk of collision with the centre
console or the B‑pillar, pull le ver2 upwards
and mo vethe front seat forw ards or bac k-
wa rds into the desired position. Then release
le ve r2. #
Inthe desired position, make sure that the seat
has engaged in the direction of rotation and
th e longitudinal direction. A A
djus
djusting ar ting ar mr
mr es
eststs #
Foldthe armrest upwards more than 45° in
position 2.
The armrest will be unloc ked. #
Foldthe armrest forw ards 3asfar as it will
go. #
Slowly fold the armrest upwards into the
re qu ired position. #
T To f o f old t
old t he ar
he ar mr
mres
est upw t upw ar
ards:
ds: if necessar y,fold
th e armrest upwards more than 90° in position
1. R
R
ear seats and r
ear seats and r ear benc
ear bench seat
h seat N No
ot tes on t
es on t he r
he rear seats
ear seats
Yo ur vehicle may be equipped with thefo llowing
seats and bench seats in there ar compartment:
R Standard rear seat
R Luxury rear seat
R Comfort rear ben chseat
R Seat/bunk combination 76
76
Seats and st
owage

#
Pull one of two EAS Y-ENTRY release handles
1 upwards and fold the luxury rear seat
fo rw ard using there lease handle.
or #
F
For luxur
or luxur y r
y rear seats inst
ear seats inst alled on t
alled on the
heleT
leT side
side
only
only :
:push the le ver on the leT side of the seat
down wards and fold the luxury rear seat for-
wa rds #
T
To f
o f old t
old t he luxur
he luxur y r
y r ear seat bac
ear seat bac k:
k:fold the
luxury rear seat back until it engages into the
seat anchorages.
Indicator tab2 is no longer visible and is fully
re tracted into the seat anchorage.
A A djus
djusting t ting t he luxur
he luxur y r
y rear seat electr
ear seat electr ically
ically &
W
WARNING
ARNING Risk of injury or death due to
incor rect seat position
The seat belt will not o.er the intended le vel of
pr otection if you ha venot mo vedth e seat
backrest toan almost vertical position.
In particular, you may slip under the seatbelt
and injure yourself. #
Adjust the seat proper lybefore beginning
yo ur journe y. #
Always ensu rethat the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the centre of your shoul-
der. &
W
WARNING
ARNING Risk of becoming trapped if the
seats are adjusted bychildren
Children could become trapped if they adjust
th e seats, particular lywhen unat tended. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Never lea vechildren unattended in the
ve hicle. *
N
NOOTE
TE Damage tothe leg rest due toove r-
load The leg
rest can be dama ged if it is loaded with
more than 25 kg. #
Do not place more than 25 kg on the leg
re st. *
N NOOTE TE Dama getothe leg rest due toman-
ual adjustment The leg
rest can be dama ged if it is adjusted
manuall y. #
Only adjust the leg rest electrical ly. *
N
NO
OTE
TE Damage tothe luxury seat due to
incor rect adjustment of the leg rest If
yo u turn the luxury seat's leg rest or mo veit
in the longitudinal direction, the seat may be
damaged. #
Only adjust the leg rest inclination as
desc ribed in thefo llowing. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is switched on. 1
Head restraint height adjustment
2 Head restraint fore -and-aT adjustment
3 Seat ba ckrest inclination adjustment
4 Legrest inclination adjustment #
Adjust the luxury rear seat using the buttons in
th e leT-hand side trim.
% You can sa vethe settings forth e luxury rear
seats with the memory function (/ page 75).88
88
Seats and st
owage

Making a call via
theove rhead con-
trol panel............................................ 191
Tr ansfer red data................................. 194
Mer
Mer cedes-Benz emerg
cedes-Benz emerg ency call syst
ency call system
em
Au tomatic emer gency call................... 236
Information......................................... 236
Information about data trans fer........... 237
Manual emer gency call....................... 237
Overview............................................ 236
Self-diagnosis..................................... 238
St arting/ending ERA-GLONASS test
mode.................................................. 238
Mer
Mercedes-Benz ser cedes-Benz ser vice centre
vice centre
see Quali/ed specialist workshop
Messag
Messag e (displa
e (displa y section of t
y section of t he ins
he instr
tru-
u-
ment displa
ment displa y)
y)
see Displ aymessage
Messag
Messag e memory
e memory ...................................... 281
Mirr
Mirr ors
ors
Digital rearview mir ror......................... 121
Mirr
Mirr ors
ors
see Outside mir rors
Mobile phone
Mobile phone Frequencies........................................ 269
Tr ansmission output (maximum ).......... 269
Mobile phone
Mobile phone see Mobile phone
see Smartphone integ ration
see Telephone
Model ser
Model ser ies ies
see Vehicle identi/cation plate
Mot
Mot orwa
or wa y mode
y mode ........................................ 109
Mounting a load
Mounting a load ........................................ 214
Multimedia sy st
Multimedia syst em
em
see MBUX multimedia system N
N
N
N a
avig
vig ation
ation
Ac tivating........................................... 202
Displaying/hiding the menu................2 02
Menu (on-board computer)................. 185
Overview............................................2 03
Na
Na vig
vigation
ation
see Destination entry
see Map
see Route
Na Na vig
vigation ins
ation instr tructions (on-boar
uctions (on-boar d com-
d com-
put
put er)
er)........................................................ 185 O
O
Occupant sa fe
Occupant safe ty
ty
see Airbag
see Automatic co-driver airbag shuto.
see Automatic measures aTer an accident
see Child seat
see Pets in theve hicle
see Post-collision brake
see PRE-SAFE ®
(anticipa tory occu-
pant pr otection)
see Restraint system
see Seat belt
On-boar On-boar d com
d comput
puter
er
Assistant displa y menu........................ 184
Digital speedome ter............................ 184
Di splay.............................................. .183
Displaying the service due dat e........... 223
Media menu........................................ 187
Menu navigation................................. 185
Menu overvie w.................................... 183
Operation........................................... 181
Overview............................................ 181
Ra dio menu........................................ 187
Service menu...................................... 184
Settings menu..................................... 189
Showing thera nge.............................. 184
Te lephone menu................................. 188
Tr ip menu...........................................1 84
On-boar
On-boar d diagnos
d diagnostic int tic interf erface
ace
see Diagnostics connection
On-boar On-boar d electr
d electr onics onics
Engine electronics.............................. 269
No tes................................................ .269
Tw o-w ayradios................................... 269
Onboar
Onboar d Logic U d Logic Unit nit
Online services.................................... .27
Ve hicle data storag e............................. 27
Open-sour
Open-sour ce
cesoTw
soTw are
are................................. 28
Opening/closing t
Opening/closing t he bonnet
he bonnet..................... 224
Oper
Oper ating
ating 0uids
0uids
Ad Blue ®
.............................................. 274
Ad ditives (fuel).................................... 272
Brake 0uid.......................................... 276
Coolant (engine)................................. 277
Engine oil............................................ 275
Fu el (diesel)........................................ 273
Fu el (petrol)........................................ 272
No tes................................................ .271
Wi ndsc reen washer 0uid..................... 277
Oper Oper ating safe
ating safe ty
ty
Changes in the engine output................ 24 Index
323
323

Seat belt
Seat belt
Activating/deactivating seat belt
adjustment........................................... 32
Ad justing the height.............................. 32
Care...................................................2 33
Fa stening.............................................. 32
Pro tection............................................. 30
Pr otection impaired............................... 31
Re leasing.............................................. 32
Seat belt adjustment (function).............32
Wa rning lamps...................................... 32
Seat belt adjus
Seat belt adjustment tment
Ac tivating/deactivating......................... 32
Fu nction............................................... 32
Seat belt t Seat belt t ensioners
ensioners
Ac tivation............................................. 29
Seat cov
Seat cov er (car
er (care)
e)....................................... 233
Seat v
Seat v entilation
entilation
Switching on/o.................................... 97
Seat/bunk combination
Seat/bunk combination Fitting/removing st owage compart-
ment.................................................. .100
Fo lding up the bed extension................. 91
Installing and removing......................... 93
Ins talling/removing bed extension........ 91
Moving................................................. 91
No tes................................................... .90
Setting up/folding awayth e ber th......... 91
Seats
Seats
4-waylumbar suppor t........................... 75
Ad justing (electrically)........................... 73
Ad justing (manual ly).............................. 71
Ad justing armrests................................ 76
Ad justing the head restraint electri-
cally...................................................... 95
Ad justing the head restraints
me chanical ly......................................... 94
Installing and removing rear ben ch
seat...................................................... 82
Operating the memory function............. 75
Ro tating (front seats)............................ 76
Setting options..................................... 14
Secur
Secur ing lugg ing lugg age
age...................................... 214
Selecting a g
Selecting a g ear
ear
see ShiTing
Select
Select or lev
or lever
er
see DIRECT SELECT le ver
Self-t
Self-t est
est
Au tomatic co-driver airbag shuto......... .36
Sensor
Sensor s (car
s (care)
e)......................................... .232 Ser
Ser
vice
vice
see ASS YST PLUS service inter val display
Ser
Ser vice (on-boar
vice (on-boar d com
d comput
puter)
er)..................... 184
Ser
Ser vice Centre
vice Centre
see Quali/ed specialist workshop
Ser
Ser vice pr
vice pr oducts
oducts
Re frigerant (air conditioning)............... 278
Se
Se tting a speed limit
tting a speed limit
see Limiter
Se Se tting t tting t he
heair0 ow
air0ow..................................... 126
Se
Se tting t
tting t he map scale
he map scale
see Map
Se
Se tting t
tting t he speed
he speed
see Cruise cont rol
Se
Se ttings (on-boar
ttings (on-boar d com
d comput
puter)
er).................... 189
ShiT
ShiT paddles
paddles
see Steering wheel gearshiT paddles
ShiTing
ShiTing GearshiT recommendation (manual
shiTing, automatic transmission)......... 144
GearshiT recommendation (manual
transmission)...................................... 141
Shor
Shor t-dist
t-dist ance tr
ance tr ips
ips................................. .138
Sho
Sho wing t
wing t he r
he range
ange....................................1 84
Side airbag
Side airbag.................................................. 33
Side window Side window Closing using theke y............................ 64
Co nve nience closing............................. 64
Con venience opening............................ 64
Opening with theke y............................. 64
Problems.............................................. 65
Side windo ws
Side windo ws
Ad justing.............................................. 64
Closing................................................. 62
Opening................................................ 62
Opening/closing the pop-out window.... 63
Sliding door
Sliding door
Child saf ety loc k................................... 49
Closing (from the inside).......................56
Closing (from the outside).....................55
Opening (from the inside)...................... 56
Opening (from the outside).................... 55
Sliding sunr Sliding sunr oof
oof
see Panorama sliding sunroof
Smar
Smar tphone
tphone
see Smartphone integ ration
see Telephone
Smar
Smar tphone int
tphone int egr
egration
ation
Overview............................................ 209 326
326
Index