battery MERCEDES-BENZ E-CLASS ESTATE 2020 Owner's Guide

Ve
hicle Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 V
battery may dischar geand it will then be possible tostart theve hicle only with the aid of a second battery
(s ta rting assis tance).
ï Operation only possible in
transmission position P *
The ball neck will not swivel because transmission position h,kor neutral iis selected. #
Dep ress the brake pedal. #
Enga gepark position j.
ï
Trailer coupling extending… *T
he ball neck will retract/ extend.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During
th e swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear. Display messages and
warning/indicator lamps 389

Display messages
Possible causes/consequences and M
MSolutions
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 conditions. Do not continue driving. #
Lea vethe engine running. #
Wait until the display message disappears before pulling away.
Auxiliary battery malfunc-
tion *T
he auxiliary batteryforth e transmission is no longer being charge d. #
Consult a qualified specialist workshop. #
Untilthen, alw ays select park position jmanually before you swit choff the engine. #
Before leaving theve hicle, apply the electric parking brake. Brakes
Display messages
Possible causes/consequences and M MSolutions
! Parking brake See Owner's
Manual *
The yellow ! indicator lamp is lit. The elect ric pa rking brake is malfunctioning.
To appl y: #
Switch the ignition off and switch it back on. #
Apply the electric parking brake manually (/ page192).
If it is not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 399

Battery
Displ
aymessages
Possible causes/consequences and M
MSolutions
# 12 V battery See Owner's
Manual *T
he engine is off and thech arge leve l is too lo w. #
Switch off electrical consumers that are not required.
To charge the12 V battery: #
Lea vethe engine running for a few minutes, or drive an extended di stance.
*I fth e message appears while the engine is running, this indicates an on-board elect rical sy stem malfunction. #
Consult a qualified specialist workshop.
# See Owner's Manual *T
he12 V battery is not being charge d.
* NO
TEPossible engine damage if you continue driving #
Do not continue driving under any circum stances. #
Consult a qualified specialist workshop. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 423

Display messages
Possible causes/consequences and M
MSolutions
# Stop vehicle See Owner's
Manual *T
he12 V battery is no longer being charge d and thech arge leve l is too lo w.
* NO
TEPossible engine damage if you continue driving #
Do not continue driving under any circum stances. #
Consult a qualified specialist workshop. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Switch off the engine. #
Consult a qualified specialist workshop.
# Stop vehicle Leave engine
running *T
he12 V battery charge leve l is too lo w. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Lea vethe engine running. #
Wait until the display message disappears before pulling away. #
Ifth e display message does not disappear: consult aqualified specialist workshop.
Û 48 V battery See Owner's
Manual *T
he 48 V on-board electrical sy stem has function restrictions. Comfort functions may be restricted. #
Consult a qualified specialist workshop immediatel y.424
Display messages and warning/indicator lamps

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 335).
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 425

1,
2, 3 ...
4MATIC ..................................................... 180
Fu nction .............................................. 180
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 22
360° Camera .......................................... .230
Care ..................................................... 319
Fu nction .............................................. 230
Selecting a view .................................. 233
Switching au tomatic operation
on/off (r eversing camera) .................. .234 A
A/C function Activating/deactivating (MBUX mul‐
timedia sy stem) ................................... 15 3
Switching on/off (control panel) ......... 15 2
ABS (Anti-lock Braking Sy stem) ............ .195 Ac
celeration
see Kickdown
Ac cident and Breakdown Manage‐
ment
Mercedes me connect ........................ .288
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 72
Ac tive Blind Spot Assi st.......................... 24 3
Ac tivating/deactivating ...................... .245
Brake application ................................. 24 4
Fu nction .............................................. 24 3
Sy stem limitations ...............................2 43
Tr ailer operation .................................. 24 4
Ac tive bonn et(pedestrian pr otection) .. 309
Operation ............................................ 309
Re setting ............................................. 309
Ac tive Brake Assi st
Fu nction/no tes ................................... 19 9
Setting ................................................. 203
Ac tive Di stance Assist DISTRO NIC........ 208
Ac tive Emergency Stop Assist .............. 217
Calling up a speed ................................ 211
Fu nction .............................................. 208
Increasing/decreasing speed .............. 211Re
quirements: ...................................... 211
Ro ute-based speed adap tation ........... .214
Selecting .............................................. 211
St eering wheel buttons ........................ 211
St oring a speed .................................... 211
Switching off/deacti vating ................... 211
Switching on/activating ....................... 211
Sy stem limitations ...............................2 08
Ac tive Eme rgency Stop Assist ................ 217
Ac tive headlamps .................................... 13 6
Ac tive Lane Keeping Assist .................... 24 6
Ac tivating/deactivating ...................... .248
Ac tivating/deactivating thewa rning .... 24 8
Fu nction .............................................. 24 6
Setting the sensitivity .......................... 24 8
Sy stem limits ....................................... 24 6
Tr ailer operation .................................. 24 6
Ac tive Parking Assist .............................. 234
Exiting a parking space ...................... .237
Fu nction .............................................. 234
Pa rking ................................................ 236
Sy stem limitations ...............................2 34
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS Index
451

Air-water duct
.......................................... 316
Ke eping free ........................................3 16
Airbag ........................................................ .41
Ac tivation .............................................. 36
Fr ont airbag (driver, front passenger) ..... 41
Ins tallation locations .............................. 41
Knee airbag ............................................ 41
Overview ................................................ 41
PA SSENGER AIR BAG indicator lamp .... .46
Pr otection ..............................................42
Re duced pr otection ...............................43
Side airbag ............................................. 41
Wi ndow airbag ....................................... 41
Airflow Setting ................................................ .151
Alarm sy stem
see ATA (anti-theft alarm sy stem)
All-wheel drive see 4MATIC
Ambient lighting Setting (multimedia sy stem) ................1 42
Android Auto
see Smartphone integration Animals
Pets in theve hicle ................................. 70
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door lock ...............................74
Immobiliser ........................................... 93
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
see Smartphone integration
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 308
Battery disconnection pe riods .............3 09
Displ aying the service due date ........... 308
Fu nction/no tes ................................... 308
Re gular maintenance work .................. 308 Special service
requ irements .............. 308
ATA (anti-theft ala rmsystem) .................. .94
Deactivating the alarm .......................... 94
Fu nction ................................................ 94
Fu nction of interior pr otection ............... 95
Priming/deactivating interior pr otec‐
tion ........................................................ 96
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 95
To w- aw ay protection function ................94
AT TENTION ASSI ST.......................... 239, 241
Fu nction .............................................. 239
Setting ................................................. 241
Sy stem limitations ...............................2 39
At tention assistant
see ATTENTION ASSIST
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................13 4
Au tomatic engine start (ECO start/
sto p function) .......................................... 17 0 Index
453

Au
tomatic engine stop (ECO start/
sto p function) .......................................... 17 0
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 ...................... .150
Au tomatic seat adjustment
Setting ................................................. 104
Au tomatic transmission
DIRECT SELECT le ver ........................... 176
Drive program display .......................... 175
Drive programs .................................... 174
DY NA MIC SELECT switch ..................... 174
Engaging drive position ........................ 178
Engaging neutral .................................. 17 7
Engaging pa rkposition ........................ 178Engaging
reve rsege ar ........................ .177
Kickdown ............................................. 17 9
Manual gear changing .......................... 178
St eering wheel gearshift paddles ........ .178
Tr ansmission position display .............. 176
Tr ansmission positions ........................ .176
Axle load Perm issible .......................................... 363
Tr ailer operation .................................. 378 B
Bag hook .................................................. 12 5
Ball ne ck
Extending/r etra cting ........................... 24 9
Extending/r etra cting (MBUX multi‐
media sy stem) .....................................2 51
BA S (Brake Assist Sy stem) .................... .195
Battery Key ........................................................ 73
Re mo tecontrol (s tationary heater) ...... 15 9
Battery see Battery (vehicle) Battery (vehicle)
...................................... 336
Charging .............................................. 335
Charging (Remo teOnline) .................... 16 5
No tes ................................................... 331
No tes (s tarting assis tance and
ch arging) ............................................ .333
Re placing ............................................ 336
St arting assis tance .............................. 335
Belt see Seat belt
Bic ycle rack
Load capacity ...................................... 378
Tr ailer operation .................................. 254
Blind Spot Assist .................................... .243
Ac tivating/deactivating ...................... .245
Fu nction .............................................. 24 3
Sy stem limitations ...............................2 43
Blo wer
see Climate control
BlueTEC see AdBlue ®
Bonn et
Re setting (active bonnet) .................... 309 454
Index

Jack ......................................................
.27
TIREFIT kit ............................................. 28
Wi reless vehicle components ................24
Decorative foil (cleaning instructions) ..318
DeNOx agent see AdBlue ®
De stination entry .................................... 280
En tering a POI or address .................... 280
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................29
Diesel Low outside temp eratures ...................3 68
No tes .................................................. 368
Digital Owner's Manual .............................18
Digital Vehicle Keyst icker
Locking theve hicle ................................ 76
St arting theve hicle ............................. 16 4
Unlocking theve hicle ............................76
Dinghy towing
see Tow- bar sy stem Dipped beam
Setting .................................................1 41
DIRECT SELECT le ver............................... 176
Engaging drive position ........................ 178
Engaging neutral .................................. 17 7
Engaging pa rkposition ........................ 178
Engaging pa rkposition automatically .. 178
Engaging reve rsege ar ........................ .177
Fu nction ............................................... 176
Display (care) .......................................... .321
Display (MBUX multimedia sy stem)
Home screen ...................................... .266
Display (multimedia sy stem) .................. 267
Operating ............................................ 267
Display (on-boa rdcompu ter)
Displ ays on the multifunction display .. 261
Display message .....................................3 79
Calling up (on-boa rdcompu ter) .......... .379
No tes ................................................... 379
Display messages ¯ - - - km/h .................................. .404
ç - - - km/h ................................... 405
È - - - km/h ................................... 404 #
12V battery See Owner's Man‐
ual ....................................................... 423
Û 48 V battery See Owner's Man‐
ual ....................................................... 424
: Active Light Sy stem inopera‐
tive ...................................................... 386
¯ AdBlue sy stem fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km .............................................. .432
¯ AdBlue sy stem fault Emer‐
ge ncy op. in XXX miles See Owner's
Manual ................................................ 432
¯ AdBlue sy stem fault Engine
st art not possible ................................ 433
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .432
5 Add 1 litre engine oil when
next refuelling .................................... .434
é ATTENTION ASSIST inoperative ..412 458
Index

é
ATTENTION ASSIS T:Take a
break! .................................................. 412
: Automatic driving lights inoper‐
ative .................................................... 385
Á Change key bat teries ................. 383
J Check brake fluid le vel.............. .403
# Checkbrake pads See Owner's
Manual ................................................ 403
5 Check eng. oil le v.when next
re fuelling ............................................. 433
ï Checktrailer hitch lo ck.............. 390
h Check tyre(s) .............................. 427
! Clean the fuel filter .................... .396
É Compressor is cooling ................41 0
ÿ Coolant Stop vehicle Switch
engine off ............................................ 395
_ Currently una vailable Camera
view restricted ..................................... 416
ç Currently una vailable Radar
sensors dirty ........................................ 41 5!
currently una vailable See Own‐
er's Manual .......................................... 41 8
÷ currently una vailable See Own‐
er's Manual .......................................... 419
5 Engine oil le vel cannot be
measured ............................................ 436
5 Engine oil le velRe duce oil le vel
............................................................. 434
5 Engine oil le velSt op vehicle
Switch engine off ................................ 434
5 Engine oil pressure Stop
Switch off engine ................................ 435
ä Fault Drive at max. 80 km/h ...... 408
6 Front left malfunction Consult
wo rkshop (e xample)............................ 380
& inoperative Battery low .............. 388
& inoperative Refuel vehicle ..........3 88
& inoperative See Owner's Man. ... 388
! inoperative See Owner's Man‐
ual ....................................................... .419 ÷
inoperative See Owner's Man‐
ual ....................................................... 420
T inoperative See Owner's Man‐
ual ....................................................... 421
G Inoperati ve................................. 422
î inoperati ve.................................. 416
: Intellige nt Light Sy stem inoper‐
ative ....................................................3 86
Á Key not de tected (red displ ay
messa ge).............................................3 84
Á Key not de tected (white displ ay
messa ge).............................................3 84
: Left dipped beam (e xamp le) ...... .385
6 Left wind owbag malfunction
Consult workshop (e xample).............. .380
¢ Lowe ring .................................... 409
: Malfunction See Owner's Man‐
ual ....................................................... 385
É Max. speed 35 km/h (red dis‐
pl ay messa ge)...................................... 411 Index
459