charging MERCEDES-BENZ E-CLASS SALOON 2020 User Guide

Obser
vethis Owner's Manual.
Obser vethefo llowing if you do not intend touse
th eve hicle over an extended pe riod of time:
R Activate standby mode.
R Alternatively: connect the battery toa bat‐
te ry charge r appro vedby Mercedes-Benz or
consult a qualified specialist workshop to
disconnect the batter y. Note
s onstarting assi stance and charging
th e12 V battery Ve
hicles with a lithium-ion battery
When charging the battery and during starting
assis tance, al ways use the jump-s tart connec‐
tion point in the engine compartment. *
NO
TEDama getothe battery from over‐
vo ltage When
charging using a bat tery charge r with‐
out a restriction of the maximum charging
vo ltage, the battery or the on-board electron‐
ics can be damaged. #
Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V. All
other vehicles
When charging the battery and during starting
assis tance, al ways use the jump-s tart connec‐
tion point in the engine compartment.
* NO
TEDama getothe battery from over‐
vo ltage When
charging using a bat tery charge r with‐
out a restriction of the maximum charging
vo ltage, the battery or the on-board electron‐
ics can be damaged. #
Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V. &
WARNING Risk ofexplosion from hydro‐
ge nga s igniting
There is a danger of hydrogen gas igniting
when charging the battery if there is a short
circuit or spar ksstart toform. #
Make sure that the positive term inal of
th e connected battery does not come
into conta ct withvehicle parts. #
Never place me tal objects or tools on a
batter y. #
The described order of the battery
clamps must be obser ved when con‐
necting and disconnecting the batter y. #
When giving starting assis tance, al ways
make sure that you on lyconnect bat‐
te ry term inals with identical polarity. #
During starting assis tance, you must
obse rveth e described order for con‐
necting and disconnecting the jump
lead. #
Do not connect or disconnect the bat‐
te ry cla mp s while the engine is running. 324
Breakdown assi stance

&
WARNING Risk ofexplosion during
ch arging process and starting assis tance
During thech arging process and starting
assis tance, the battery may release an explo‐
sive gas mixture. #
Avoid fire , naked flames, creating
spar ksand smoking. #
Make sure there is suf ficient ventila‐
tion. #
Do not lean over a batter y. &
WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, bat tery gas can be released. #
Alw ays allow a battery tothaw before
ch arging it or per form ing starting assis‐
ta nce. If
th e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen. In this case you may neither jump-s tart the
ve hicle nor charge the batter y.
The service life of a battery that has been
th awe d may be dramatically shor tened. The
st arting characteristics may be impaired, espe‐
cially at low temp eratures.
It is recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop.
Plug-in hybrid: be sure toobser vethe no tes in
th e Supplement. You could otherwise failto rec‐
ognise dangers.
All vehicles
* NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine Nume
rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extended attem pts
to start the engine. Obser
vethefo llowing points during starting
assis tance and when charging the battery:
R Only use undamaged jump lead/charging
cables with a suf ficient cross-section and
insula tedte rm inal clamps.
R Non- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jump lead/charging cable is
connected tothe battery/jump-s tart connec‐
tion point.
R The jump lead/charging cable must not
come into contact wi thany parts which may
mo vewhen the engine is running.
R Alw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
R Keep away from fire and naked flames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the battery:
R Only use battery charge rs tested and
appr oved for Mercedes-Benz.
R Read the battery charge r's operating instruc‐
tions before charging the batter y. Breakdown assis
tance 325

Obser
vethe additional following points during
st arting assistance:
R Starting assis tance may only be pr ovided
using vehicles, batteries or other jump start
devices with a nominal voltage of 12V.
R The vehicles must not touch.
R Vehicles with a petrol engine: jump-start
th eve hicle only when the engine and exhaust
sy stem are cold. St
arting assi stance and charging the12 V
battery Requ
irements:
R The vehicle is secured with the electric park‐
ing brake.
R Vehicles with automatic transmission: the
transmission is in position j.
R The ignition and all electrical consumers are
switched off.
R The bonnet is open. Example: engine compartment
#
Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row. #
Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jump lead/charging cable. Alw ays begin with positive clamp
2onyour ow nve hicle
fi rs t. #
During starting assi stance: start the
engine of the donor vehicle and run at idle
speed. #
Connect the negative pole of the donor bat‐
te ry and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery firs t. #
During starting assi stance: start the
engine of your ow nve hicle. #
During thech arging process: start the
ch arging process. #
During starting assi stance: letthe engines
ru nfo r se veral minutes. #
During starting assi stance: before discon‐
necting the jump lead, switch on an electrical
consumer in your ow nve hicle, e.g. there ar
wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete, per form thefo llowing steps: 326
Breakdown assis tance

#
First,re mo vethe jump lead/charging cable
from ear thpoint 3and the negative pole of
th e donor batter y,then from positive clamp
2 and the positive pole of the donor bat‐
te ry. Begin ea chtime wi th the conta cts on
yo ur ow nve hicle firs t. #
Afterre moving the jump lead/charging
cable, close co ver1 of positive clamp 2.
Fu rther information can be obtained at a quali‐
fi ed specialist workshop. Re
placing the 12V battery #
Obser vethe no tes on the12 V battery
(/ page 322).
Mercedes-Benz recommends that you ha vethe
12 V battery replaced at a qualified specialist
wo rkshop, e.g. at a Mercedes-Benz Service
Centre. Obser
vethefo llowing no tes if youwa ntto
re place the battery yourself:
R Alw aysre place a faulty bat tery with a battery
which meets the specific vehicle require‐
ments.
The vehicle is equipped with an AGMtech nol‐
ogy battery (Absorbent Glass Mat) or a li th‐
ium-ion batter y.Fu llve hicle functionality is
only guaranteed with an AGM battery or lith‐
ium-ion batter y.Fo r saf etyre asons,
Mercedes-Benz recommends that you on ly
use bat teries which ha vebeen tested and
appr ovedfo ryo ur vehicle byMercedes-Benz.
R Carryove r de tach able parts, such as vent
hoses, elbow fittings or term inal co vers from
th e battery being replaced.
R Make sure that theve nt hose is al ways con‐
nected tothe original opening on the side of
th e batter y.
Fit any existing or supplied cell caps.
Otherwise, gases or battery acid could
escape.
R Make sure that de tach able parts are recon‐
nected in the same way. To
w- starting or towing away Pe
rm itted towing me thods Plug-in
hybrid: be sure toobser vethe no tes in
th e Supplement. You could otherwise failto rec‐
ognise dangers.
* NO
TEDama gefrom auto matic braking If one of
thefo llowing functions is switched
on, theve hicle brakes automatically in cer‐
ta in situations:
R Active Brake Assi st
R Active Dis tance Assi stDISTRONIC
R HOLD function
R Active Parking Assist
To avo id damage totheve hicle, deactivate
th ese sy stems in thefo llowing or similar sit‐
uations: #
During towing #
In a car wash Breakdown assis
tance 327

Display messages
Possible causes/consequences and M
MSolutions
Ý Please wait 48 V battery
charging *T
he 48 V battery is dischar ged. You ha veswitched on the ignition while the12 V battery was being charge d with a
suitable charge r or while ano ther vehicle was pr oviding starting assis tance.
The discha rged 48 V battery is charge d automatically via thevo ltage con verter. Af ter a few minutes, theMotor can
be started again display message will be shown on the multifunction displa y. #
Start the engine. #
Drive theve hicle for a while tocharge the12 V battery and the 48 V battery af ter disconnecting thech arger
from theve hicle.
If th eMotor can be started again display message does not appear af ter a few minutes: #
Tryto start the engine again. #
Ifth e engine does not start, consult a qualified specialist workshop.
Cannot start engine See
Owner's Manual *T
hecharge leve l of the 48 V battery is too lo w.You can no lon gerst art the engine. #
Switch off electrical consumers that are not required. #
Connect a suitable charge r appro vedfo r Mercedes-Benz with suf ficient charge output tothe jump-s tart connec‐
tion point of the12 V battery (/ page 326).
The 48 V battery is charge d via thevo ltage con verter in theve hicle.
Motor can be started again *T
he 48 V battery has been charge d automatically via thevo ltage con verter. #
Start the engine and drive theve hicle for a while tocharge the12 V battery and the 48 V batter y. Displ
aymessa ges and warning/indicator lamps 413

Au
tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................127
Au tomatic engine start (ECO start/
sto p function) .......................................... 16 2
Au tomatic engine stop (ECO start/
sto p function) .......................................... 16 2
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff .......................................... 44, 46
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 44
PA SSENGER AIR BAG indicator lamp .... .46
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .141
Au tomatic seat adjustment
Setting ................................................. 103
Au tomatic transmission
DIRECT SELECT le ver ........................... 16 8Drive program display ..........................
167
Drive programs .................................... 16 6
DY NA MIC SELECT switch .................... 16 6
Engaging drive position ....................... 17 0
Engaging neutral .................................. 16 9
Engaging pa rkposition ........................ 17 0
Engaging reve rsege ar ........................ .169
Kickdown ............................................. 171
Manual gear changing ........................ .170
St eering wheel gearshift paddles ........ .170
Tr ansmission position display .............. 16 8
Tr ansmission positions ........................ 16 8
Axle load Perm issible .......................................... 353
Tr ailer operation .................................. 368 B
Ball neck Extending/r etra cting ........................... 24 0
Extending/r etra cting (MBUX multi‐
media sy stem) .....................................2 41
BA S (Brake Assist Sy stem) .................... .188
Battery Key ........................................................ 73Re
mo tecontrol (s tationary heater) ...... 151
Battery see Battery (vehicle)
Battery (vehicle) ...................................... 327
Charging .............................................. 326
Charging (Remo teOnline) .................... 157
No tes .................................................. 322
No tes (s tarting assis tance and
ch arging) ............................................ .324
Re placing .............................................3 27
St arting assis tance .............................. 326
Belt see Seat belt
Bic ycle rack
Load capacity ...................................... 367
Tr ailer operation .................................. 24 4
Blind Spot Assi st..................................... 233
Ac tivating/deactivating ...................... .236
Fu nction .............................................. 233
Sy stem limitations ...............................2 33
Blo wer
see Climate control 442
Index

Mercedes me app
Information .......................................... 284
Mercedes me calls Arranging a service appointment ........ 282
Calling the Mercedes-Benz Cus tomer
Centre ................................................. 281
Calling the Mercedes-Benz Cus tomer
Centre af ter auto matic accident or
breakdown de tection ........................... 281
Consenting todata transfer .................2 82
Information .......................................... 281
Making a call via theove rhead con‐
trol panel ............................................. 280
Tr ans ferred data ..................................2 83
Mercedes me connect Accident and Breakdown Manage‐
ment .................................................... 279
Information .......................................... 278
Tr ans ferred data ..................................2 80
Mercedes-AMG vehicles
No tes ................................................... 154
Mercedes-Benz emer gency call sys‐
te m ........................................................... 287
Au tomatic emergency call ................... 288 Information .......................................... 287
Information on data transfer ............... 289
Manual emer gency call ........................ 289
Overview ............................................. 287
Self-diagnosis (Russia) ........................ 290
St arting/ending ERA-GLONASS test
mode .................................................. .290
Mercedes-Benz Link see Smartphone integration
Mercedes-Benz service centre see Qualified specialist workshop
Message (multifunction display) see Display message
Message memory .................................... 369
Mir rors
see Outside mir rors
Mobile phone Frequencies ......................................... 352
Tr ansmission output (maximum) ........ .352
Wi reless charging ................................ 124
Mobile phone see Smartphone integration
see Telephone Model series
see Vehicle identification plate
MOExtended tyres ................................... 316
Mo torw ay mode ....................................... 13 0
MULTIBEAM LED ...................................... 12 9
Multifunction display Overview of the displa ys...................... 252
Multifunction steering wheel
Overview of buttons ............................ 250
Multifunction steering wheel
see Steering wheel
Multimedia sy stem
Collision de tection (pa rked vehicle) ..... 184
Multimedia sy stem
see Display (multimedia sy stem)
see MBUX Interior Assis tant (multi‐
media sy stem)
see MBUX multimedia sy stem
see Touchpad N
Na vigation
No tes .................................................. 268 Index
459

Re
ar window
Ro ller sunblind ...................................... 92
Re ar window heater ................................ 14 3
Re ar-view mir ror
see Outside mir rors
Re cycling
see Take -ba ckof end-of-life vehicles
Re ducing agent
see AdBlue ®
Re fuelling
Re fuelling theve hicle ........................... 173
To pping up AdBlue ®
............................. 17 7
Re gistration
Ve hicle .................................................. 30
Re mo tecont rol (stationa ryheater/
ve ntilation)
Displa ys............................................... 15 0
Problems ............................................. 15 2
Re placing the battery ........................... 151
Setting ................................................. 14 9
Re mo teOnline
Charging thest ar ter battery ................ 157Cooling or heating
theve hicle inte‐
ri or .......................................................1 57
St arting theve hicle .............................. 157
Re scue card ............................................... 31
Re ser ve
Fu el ..................................................... 359
Re sidual heat ...........................................1 46
Re stra int sy stem ...................................... .35
Basic instructions forch ildren .............. .50
Fu nction in an accident ......................... 36
Fu nctionality .......................................... 35
Malfunction ........................................... 36
Pr otection ..............................................35
Re duced pr otection ...............................35
Self-test ................................................. 35
Wa rning lamp ........................................ 35
Re versege ar
Inserting .............................................. 16 9
Re versing camera .................................... 218
Care .................................................... .310
Fu nction ............................................... 218
Switching au tomatic operation
on/off (360° Camera) ......................... 224 Rims (care)
............................................... 310
Ro llaw ay protection
see HOLD function
Ro ller sunblind .......................................... 92
Pa norama sliding sunroof ...................... 87
Re ar wind ow.......................................... 92
Side windo ws........................................ 92
Ro of lining (care) .................................... .312
Ro of load .................................................. 366
Ro of luggage rack
Loading ................................................ 11 9
Secu ring ............................................... 11 9
Ro ute ........................................................ 272
Calculating .......................................... 272
Selecting options ................................. 272
Ro ute guidance with augmented real‐
ity
Activating ............................................ 272
Displ aying stre et names and house
numbe rs.............................................. 272
Ro ute-based speed adaptation
Fu nction .............................................. 205
Setting ................................................. 206 Index
463

Setting
the map scale
see Map
Shift paddles see Steering wheel gearshift paddles
Shifting gears
Gea rshift recommendation .................. 171
Side airbag .................................................41
Side windo ws............................................. 84
Au tomatic function ................................ 85
Child saf ety lock in there ar .................. .69
Closing .................................................. 84
Closing using theke y ............................ 86
Con venience closing ............................. 86
Co nvenience opening ............................86
Opening .................................................84
Opening with theke y ............................ .86
Problem .................................................87
Ra in-closing feature .............................. .85
Ro ller sunblind ...................................... 92
Sliding sunroof .......................................... 87
Au tomatic features ................................ 90
Closing .................................................. 87
Closing using theke y ............................ 86
Opening ................................................ .87Opening with
theke y ............................ .86
Problem .................................................91
Ra in-closing feature .............................. .90
Smartphone see Smartphone integration
see Telephone
Sma rtphone integ ration ......................... 286
Overview ............................................. 286
Snow chains ............................................ 335
Soc ket (12 V) ............................................ 121
Fr ont centre console ............................ 121
Soc ket (230 V) ......................................... 121
Re ar .................................................... .121
Software update System updates ................................... 266
Sound PRE-SAFE ®
Sound ................................. 49
Wheels and tyres ................................. 335
Sound menu Functions overview .............................. 297
Spare wheel see Emer gency spa rewheel Speed limit
for winter tyres
Setting ................................................. 19 9
St andby mode
Ac tivating/deactivating ...................... .186
Fu nction .............................................. 185
St anding lights ........................................ 12 6
St art-off assi st
see Optimised acceleration
St art/s top button
Pa rking theve hicle .............................. 17 9
St arting theve hicle ............................. 15 5
Switching on the po wer supply or
ignition ................................................ 154
St art/s top function
see ECO start/ stop function
St arter battery
Charging (Remo teOnline) .................... 157
St arting assi stance
see Jump -sta rt connection
St arting the engine
see Vehicle
St arting-o ffaid
see Hill Start Assist Index
465

Fa
stening points (trailer hitch) .............3 66
Information .......................................... 351
Mounting dimensions (trailer hitch) ..... 366
No tes (trailer hitch) ............................. 366
Overhang dimension (trailer hitch) ...... 366
Ra dio operating permits ...................... 353
To ngue weight .................................... .367
To wing capacity (trailer operation) ...... 367
Ve hicle identification plate .................. 353
Te lephone ........................................ .275,277
Connecting a mobile phone (Pass‐
ke y) ...................................................... 278
Connecting a mobile phone (Secure
Simple Pairing) .................................... 278
Fu nctions in thete lephone menu ........ 278
No tes ................................................... 275
Operating modes ................................. 277
Te lephone menu overview ...................2 77
Wi reless charging (mobile phone) ........ 124
Te lephony operating modes
Blue tooth ®
Te lephony .......................... 277
Making calls in theve hicle .................. 277
Te mp erature ............................................ 14 3Themes
Fastening ............................................. 264
Through-loading feature
see Seat
Ti e-d owney es .......................................... .116
TIREFIT kit ................................................ 317
Declaration of conformity ...................... 28
St orage location ................................... 317
Using ................................................... 318
To ll sy stem
Wi ndsc reen .......................................... 141
To ngue weight ........................................ .367
To ol
see Vehicle tool kit
To pTe ther .................................................. .61
To uch Control
On-board computer ............................. 250
Operating ............................................ 258
To uchpad .................................................. 258
Operating ............................................ 258
To uchscreen (media display)
Operating ............................................ 258 To
w- aw ay protection
Fu nction ................................................ 94
Priming/deactivating ............................. 94
To w- bar sy stem ...................................... .246
To w- starting ............................................. 332
To wing away ............................................ 328
To wing eye
Ins talling .............................................. 331
St orage location ..................................3 31
To wing me thods ...................................... 327
Tr af fic information
Swit ching on the display ......................2 74
Tr af fic Sign Assist .................................... 231
Fu nction/no tes ................................... 231
Setting .................................................2 33
Sy stem limitations ...............................2 31
Tr ailer hitch
Axle load ............................................. 368
Bicycle rack ......................................... 24 4
Care .................................................... .310
Coupling up/uncoupling a trailer ........ .242
Extending/r etra cting the ball neck ...... 24 0 Index
467