lock MERCEDES-BENZ E-CLASS SALOON 2021 Workshop Manual

#
Bring theve hicle toa standstill bypressing the
brake pedal. #
Ongradients, turn the front wheels so that the
ve hicle will rollto wa rdsth eke rb if it starts
moving. #
Apply the electric parking brake. #
Engage transmission position 005Din a station-
ary vehicle with the brake pedal applied
(/ page 187). #
Switch o. theve hicle bypressing the1 but-
to n. #
Release the service brake slo wly. #
Get out of theve hicle and lock it.
% When you park theve hicle, you can still oper-
ate the side windo wsand the sliding sunroof
fo r appr oximately four minutes if the driver's
door is closed.
% When you park theve hicle, you can still oper-
ate the side windo wsand the panoramic slid-
ing sunroof for appr oximately four minutes if
th e driver's door is closed. Gar
Gar
ag
age door opener
e door opener Pr
Pr
ogr
ogr amming butt
amming butt ons f
ons for t
or the g
he g ar
arag
ag e door opener
e door opener &
D
DAN
AN GER
GER Risk of fatal injuries caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vetheve hicle or, if present, the
stationa ryheater running in an enclosed
space without su1cient ventilation. &
W
WARNI NG
ARNI NGRisk of injury bybecoming
trapped when opening and closing a
ga rage door
When you operate or prog ram a garage door
with an integ ratedga rage door opener, per-
sons can become trapped or struck bythe
ga rage door if they stand wi thin its range of
mo vement. 210 210
Driving and parking

Electr
Electr
ic par
ic parking br
king br ake
ake F
F
unction of t
unction of t he electr
he electric par
ic par king br
king br ak
ak e (appl
e (appl ying
ying
aut
aut omaticall
omaticall y)
y) &
W
WARNING
ARNING Risk of accident and injury due
to leaving children unattended in theve hi-
cle
If ch ildren are leT unattended in theve hicle,
th ey could, in particular:
R open doors, thereby endangering other
persons or road users.
R get out and be struck byoncoming tra1c.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unattended in the
ve hicle. #
When leaving theve hicle, alw aysta ke the
ke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. The electr
The electr
ic par
ic parking br
king br ak
ak e is applied if t
e is applied if t he tr
he trans-
ans-
mission is in position
mission is in position 005D
005D and one of t
and one of t he f
he follo
ollowing
wing
conditions is
conditions is ful/lled:
ful/lled:
R The vehicle is switched o..
R The seat belt tongue is not inse rted in the seat
belt buckle of the driver's seat and the driver's
door is opened.
% Toprev ent application: pull the handle of the
electric parking brake (/ page 214).
In t
In t he f
he f ollo
ollowing situations, t
wing situations, t he electr
he electric par
ic parking
king
br
br ak
ak e is also applied:
e is also applied:
R The HOLD function is keeping theve hicle sta-
tionar y.
R Active Parking Assist is keeping theve hicle
stationar y.
R Active Distance Assist DISTRONIC is bringing
th eve hicle toa standstill. R
In addition, one of t
In addition, one of t he f
he follo
ollowing conditions
wing conditions
mus
mus t be
t be ful/lled:
ful/lled:
- The vehicle is switched o..
- The seat belt tongue is not inse rted in the
seat belt buckle of the driver's seat and
th e driver's door is opened.
- There is a system malfunction.
- The po wer supply is insu1cient.
- The vehicle is stationary for a lengt hy
period.
When the electric parking brake is applied, the
re d0024 indicator lamp lights up in the inst ru-
ment cluster.
% The electric parking brake is not automatically
applied if theve hicle is switched o. bythe
ECO start/s top function.
F
F unction of t unction of t he electr
he electric par
ic parking br
king br ak
ake (r
e (r eleasing
eleasing
aut
aut omaticall
omaticall y)
y)
The electr
The electr ic par
ic parking br
king br ak
ake is r
e is r eleased when t
eleased when t he
he
f
f ollo
ollo wing conditions ar
wing conditions ar e
eful/lled:
ful/lled:
R The driver's door is closed.
R The vehicle has been star ted. Driving and parking
213
213

R
Active Speed Limit Assist (countr y-dependent)
(/ page 233)
R Route-based speed adap tation (countr y-
dependent) (/ page 233)
R Active Brake Assist (/ page 238)
R Active Steering Assist (countr y-dependent)
(/ page 235)
R Active Emer gency Stop Assist (countr y-
dependent) (/ page 238)
R Active Stop-and-Go Assist (countr y-depend-
ent) (/ page 235)
R Blind Spot Assist and Active Blind Spot Assist
with exitwa rning (/ page 245)
R Active Lane Keeping Assist (/ page 247)
P
P ar
ar king P
king P ack
ackage
age
R Reversing camera (/ page 253)
R 360° Camera (/ page 256)
R Parking Assist PARKTRONIC (/ page 260)
R Active Parking Assist (/ page 264) F
F
unctions of ABS
unctions of ABS The Anti-lock Brake System (ABS)
regula testhe
brake pressure in critical driving situations:
R During braking, for instance, at maximum full-
stop braking or if there is insu1cient tyre trac-
tion, the wheels are pr evented from locking.
R Vehicle steerability while braking is ensu red.
If ABS inter venes when braking, you will feel a
pulsing in the brake pedal. The pulsating brake
pedal can be an indication of hazardous road con-
ditions and can ser veas a reminder totake extra
care while driving.
Syst Syst em limits
em limits
R ABS is acti vefrom speeds of approx. 5 km/h.
R ABS may be impaired or may not function if a
malfunction has occu rred and theye llow 0025
ABS warning lamp lights up continuously in
th e inst rument cluster aTer theve hicle is star-
te d. F F
unction of B
unction of B AS
AS &
W
WARNING
ARNING Risk of an accident caused by a
malfunction in BAS(Brake Assist System)
If BAS is malfunctioning, the braking distance
in an emer gency braking situation is
increased. #
Dep ress the brake pedal with full forc e in
emer gency braking situations. ABS pre-
ve nts the wheels from locking. The Brake Assist System (BAS) supports
your
emer gency braking situation with additional brake
fo rc e.
If yo u depress the brake pedal quickl y,BAS is
activated:
R BAS automatically boosts the brake pressure.
R BAS can shor tenth e braking distance.
R ABS pr events the wheels from locking.
The brakes will function as usual once youre lease
th e brake pedal. BASis deactivated. 218
218
Driving and parking

Ext
Ext
ending t
ending t he ball nec
he ball nec k full
k full y electr
y electr ically
ically #
Pull button 2.
Indicator lamp 1will 0ash and the message
Trailer coupling extending… will appear onthe
inst rument displa y.
The ball neck will extend fully electricall y. #
Wait until the ball neck has loc ked in place.
When indicator lamp 1is continuously lit, the
ball neck is securely loc ked in place.
If th e ball neck is not securely loc ked in place,
indicator lamp 1will 0ash and the message
Check trailer hitch lock will appear onthe
inst rument displa y. R
R
e
etr
tr acting t
acting t he ball nec
he ball nec k full
k fully electr
y electr ically
ically #
Pull button 2.
Indicator lamp 1will 0ash and the message
Trailer coupling extending… will appear onthe
inst rument displa y.
The ball neck will retract fully electricall y. #
Wait until the ball neck has loc ked in place.
When indicator lamp 1goes out, the ball
neck is securely loc ked in place.
If th e ball neck is not securely loc ked in place,
indicator lamp 1will 0ash and the message
Check trailer hitch lock will appear onthe
inst rument displa y.
Obser vethe information about the displa yson the
inst rument cluster:
R Indicator and warning lamps (/ page 499)
R Display message s (/page 433) 274
274
Driving and parking

Ext
Ext
ending and re
ending and retr
tracting t
acting t he ball nec
he ball nec k full
k fully electr
y electr i-
i-
call
call y (multimedia syst
y (multimedia syst em)
em) &
W
WARNING
ARNING Risk of accident due tothe ball
neck not being engaged
If th e ball neck is not engaged, the trailer may
come loose. #
Always engage the ball neck as descri-
bed. *
N
NO OTE
TE Damage tothe all-electric trailer
hitch due toadditional pressure The all-elect
ric trailer hitch could be mechani-
cally damaged byapplying additional pressure
when the ball neck is being extended or
re tracted. #
Do not make the ball neck extend/
re tract faster byapplying additional pres-
sure. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is secured against rolling away.
R The swivel range is clear. R
The trailer cables or ada pter plugs ha vebeen
re mo ved.
Multimedia system: 4 © 5
Settings 5
Quick access
Ext
Ext ending t
ending t he ball nec
he ball nec k full
k full y electr
y electr ically
ically #
Select Ü.
The Trailer coupling extending… display mes-
sage will appear on the multifunction displa y.
The ball neck will extend fully electricall y. #
Wait until the ball neck has loc ked in place.
If th e ball neck is not securely loc ked in place, the
Check trailer hitch lock message will appear on
th e multifunction displa y.
R
R e
etr
tr acting t
acting t he ball nec
he ball nec k full
k fully electr
y electr ically
ically #
Select Ü.
The Trailer coupling extending… display mes-
sage will appear on the multifunction displa y.
The ball neck will retract fully electricall y. #
Wait until the ball neck has loc ked in place. If
th e ball neck is not securely loc ked in place, the
Check trailer hitch lock message will appear on
th e multifunction displa y. Coupling up/uncoupling a tr
Coupling up/uncoupling a tr
ailer
ailer &
W
WARNING
ARNING Risk of injury due toach ange
in vehicle le vel
V
V ehicles wit
ehicles wit h lev
h level contr
el contr ol:
ol:theve hicle le vel
may be changed unintentionall y,e.g. by ot her
people. If you couple or uncouple the trailer
during this time, you may become trapped. In
addition, other people could become trapped
if parts of their body are between theve hicle
body and the tyres or underneath theve hicle.
Obser vethefo llowing when coupling or
uncoupling: #
Do not open or close any doors or the
boot lid. #
Do not initiate the le vel control and do
not operate theDY NAMIC SELECT
switch. #
Do not lo ckor unlock theve hicle. Driving and parking
275
275

%
The equipment with touchpad and controller
is not available in all countries. #
Perform the operation according tothe equip-
ment.
Operating theto uchpad (e xamples):
R Toselect a menu option, swipe and press.
R If handwriting recognition is active, write a
ch aracter on theto uchpad.
R Swipe down or up with two /n gers.
The No ti/cations Cent reis opened or closed.
R Movetwo /n gers apart or toget her on the
map.
The map scale is increased or decreased.
Operating the controller
R Turn 3 anti-clockwise or clockwise.
R Slide 1 leT orright.
R Slide 4 up or down.
R Slide 2 diagonal ly.
R Press 7brie0y or press and hold. Calling up applications using butt
Calling up applications using butt ons ons 1
002B button calls up thete lephone
2 z button calls up navigation
3 | button calls up radio or media
4 y button calls up vehicle functions
5 ß button
Press brie0 y:calls up favo urites
Press and hold: adds a favo urite or creates a
new theme #
Alternativel y,tap© ontheto uchscreen. #
Call up the application (/ page 313). F
F
unctions of LIN
unctions of LIN GUA
GUATR
TRONIC
ONIC &
W
WARNING
ARNING Risk of distraction due toinfor-
mation systems and communications
equipment
If yo u operate information systems and com-
munications equipment integ rated in theve hi-
cle when driving, you could be distracted from
th e tra1c situation. This could also cause you
to lose control of theve hicle. #
Only operate this equipment when the
tra1c situation pe rmits. #
Ifyo u cannot be sure of this, stop the
ve hicle in accordance with the tra1c
conditions and operate the equipment
with theve hicle stationar y. Fo
ryo ur ow n sa fety, alw ays obser vethefo llowing
points when operating mobile communications
equipment and especially your voice control sys-
te m:
R Obser vethe legal requ irements forth e coun-
try in which you are driving. 316 316
MBUX multimedia system

#
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise until it
engages. #
Check the oil le vel again (/ page 362). Chec
Chec
king t
king t he coolant lev
he coolant lev el
el &
W
WARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. &
W
WARNING
ARNING Risk of scalding from hot cool-
ant
If yo u open the cap, you could be scalded. #
Let the mo tor cool down before opening
th e cap. #
When opening the cap, wear pr otective
glo ves and saf ety glasses. #
Open the cap slo wlytorelease pressure. #
Park theve hicle on a le vel sur face. #
Check the coolant temp erature display in the
inst rument cluster.
The coolant temp erature must be below 70°C. #
Slowly turn cap 1anti-clockwise torelease
ove rpressure. #
Continue turning cap 1anti-clockwise and
re mo veit. Maintenance and care
365
365

Se
Se
tting up t
tting up t he w
he war
arning tr
ning tr iangle
iangle #
Fold side re0ectors 1upwards toform a tri-
angle and attach at theto p using upper press-
stud 2. #
Fold legs 3down and out tothe side. F
F
irs
irst-aid kit t-aid kit (soT-sided)
(soT-sided) ov
over
erview
view Fi
rs t-aid kit (soT sided) 1is on the leT or right in
th e boot, depending on theve hicle version.
% Invehicles with a Burmes ter®
sur round sound
system, the /rst-aid kit (soT sided) is located
in the boot when theve hicle is deli vered. R
R
emo
emo ving t
ving t he
he/re
/re e
extinguisher
xtinguisher &
W
WARNING
ARNING Risk of accident due toan
inco rrectly secured /re extinguisher in the
driver's foot we ll
A /re extinguisher may impede pedal tr avel or
block a depressed pedal.
This jeopardises the operating and road saf ety
of theve hicle.
The /re extinguisher can be 0ung around and
injure the driver or other vehicle occupants. #
Always store and secure the /re extin-
guisher in the brac ket. #
Do not remo vethe /re extinguisher while
driving. Breakdown assistance
375 375

T
T
o
o w
w -st
-st ar
ar ting or to
ting or towing away
wing away P
P
er
er mitt
mitt edto
ed towing met
wing met hods (non plug-in h
hods (non plug-in h ybr
ybrid)
id) *
N
NO OTE
TE Damage from automatic braking If one of
thefo llowing functions is switched
on, theve hicle brakes automatically in cer tain
situations:
R Active Brake Assist
R Active Distance Assist DISTRONIC
R HOLD function
R Active Parking Assist
To avoid damage totheve hicle, deactivate
th ese systems in thefo llowing or similar situa-
tions: #
during towing #
in a car wash Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rather than
to wing it away.
Fo rto wing, use a tow rope or tow bar with bo th
axles on thegr ound. Do not use tow bar systems. *
N
NO OTE
TE Damage totheve hicle due to tow-
ing awa y incor rectly #
Obser vethe inst ructions and no tes on
to wing away. V
V
ehicles wit
ehicles wit h r
h rear wheel dr
ear wheel dr ive
ive P
P
er
er mitt
mitt edto
ed towing met
wing met hods
hods
Bo th axles on
th egr ound Ye
s, maximum 50 km at
50 km/h
Fr ont axle
ra ised No
Re ar axle
ra ised Ye
s, if the steering wheel is
/xed in the centre position
with a steering wheel lock 4MA
4MA
TIC v
TIC v ehicles
ehicles P
P
er
er mitt
mitt edto
ed towing met
wing met hods
hods
Bo th axles on
th egr ound Ye
s, maximum 50 km at
50 km/h
Fr ont axle
ra ised No
Re ar axle
ra ised No T
T
o
o wing wit
wing wit h a r
h a raised axle:
aised axle: towing should be per-
fo rm ed byato wing compan y. P
P
er
er mitt
mitt edto
ed towing met
wing met hods (plug-in h
hods (plug-in h ybr
ybrid)
id) Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rather than
to wing it away.
Fo rto wing, use a tow rope or tow bar with bo th
axles on thegr ound. Do not use tow bar systems. Breakdown assis
tance
387
387

&
W
W ARNI NG
ARNI NGRisk of accident when towing a
ve hicle which is too heavy
If th eve hicle tobe tow- star ted or towe daway
is heavier than the permissible gross mass of
yo ur vehicle, thefo llowing situations can
occur:
R theto wing eye may become de tach ed.
R theve hicle/trailer combination may
swer veorove rturn. #
Before tow- starting or towing away,
ch eck if theve hicle tobe tow- star ted or
to we dawa yex ceeds the permissible
gr oss mass. If a
vehicle must be tow- star ted or towe dawa y,its
permissible gross mass must not exceed the per-
missible gross mass of theto wing vehicle. #
Information on the permissible gross mass of
th eve hicle can be found on theve hicle identi-
/cation plate (/ page 415). #
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: do not
open the driver's door or front passenger door;
the automatic transmission otherwise
automatically shiTs toposition 005D. #
Fitth eto wing eye (/ page 391). #
Fasten theto wing device.
* N
NOOTE
TE Damage due toincor rect connec-
tion of theto w bar #
Only connect theto w rope or tow bar to
th eto wing eyes. #
Deactivate the automatic locking mechanism
(/ page 84). #
Do not activate the HOLD function. #
Deactivate tow- awa y protection
(/ page 101). #
Deactivate Active Brake Assist (/ page 242). #
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: shiTthe
automatic transmission toposition 005C. #
Release the electric parking brake. &
W
WARNING
ARNING Risk of accident due tolimited
saf ety-re lated functions during theto wing
process
Saf ety-re lated functions are limited or no lon-
ge rav ailable in thefo llowing situations:
R theve hicle is switched o..
R the brake system or po wer steering system
is malfunctioning.
R the energy supply or the on-board electri-
cal system is malfunctioning.
When your vehicle is towe daw ay, signi/cantly
more e.ort may be requ ired tosteer and
brake than is normally requ ired. #
Use a tow bar. #
Make sure that the steering wheel can
mo vefreely be fore towing theve hicle
awa y. Breakd
own assistance
389
389