towing MERCEDES-BENZ EQA SUV 2021 User Guide

R
Always make sure that nei ther you nor the bat-
te ry is electrostatically charge d.
R Keep awa y from /re and naked 0ames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the batter y:
R Only use battery charge rs tested and
appro vedfo r Mercedes-Benz.
R Read the battery charge r's operating inst ruc-
tions before charging the batter y.
Obser vethe additional following points during
starting assistance:
R Starting assis tance may only be pr ovided
using vehicles, batteries or other jump start
devices with a nominal voltage of 12 V.
R The vehicles must not touch. S
S
t
tar
ar ting assist
ting assist ance and c
ance and c har
har ging t
ging t he 12 V batt
he 12 V batt ery
ery #
Only ha vestarting assistance provided by a
qu ali/ed specialist workshop, e.g. a
Mercedes-Benz Se rvice Centre. #
Only ha vethe battery charge d at a quali/ed
specialist workshop, e.g. a Mercedes-Benz
Se rvice Centre. R
R
eplacing t
eplacing t he 12 V batt
he 12 V batt ery
ery #
Only ha vethe battery replaced at a quali/ed
specialist workshop, e.g. at a Mercedes-Benz
Se rvice Centre. T
T
o
o w
w -st
-st ar
arting or to
ting or towing away
wing away Ov Ov
er ervie
vie w of t
w of t he per
he per mitt
mittedto
ed towing met
wing met hods
hods *
N
NOOTE
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.
If yo u notice that theve hicle has lost coolant, do
not ha veitto we daw ay. Ha vetheve hicle transpor-
te d ins tead.
* 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. Breakd
own assistance
323
323

V
V
ehicles wit
ehicles wit h fr
h front wheel dr
ont 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*, only forw ards with
th e driver in the cockpit.
Fr ont axle
ra ised Ye
s, maximum 50 km* at
50 km/h
Re ar axle
ra ised No*The
towing range can be signi/cantly lo wer
depending on the active auxiliary consumers and
environmental conditions. 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*, only forw ards with
th e driver in the cockpit.
Fr ont axle
ra ised No
Re ar axle
ra ised No *The
towing range can be signi/cantly lo wer
depending on the active auxiliary consumers and
environmental conditions. T
T
o
o wing t
wing t he v
he vehicle wit
ehicle wit h bot
h both axles on t
h axles on t hegr
he ground
ound #
Obser vethe no tes on the permitted towing
me thods (/ page 323). #
Make sure that the 12 V battery is connected
and charge d. Obser
vethefo llowing points when the 12 V bat-
te ry is disconnected or dischar ged:
R the drive system cannot be star ted
R the electric parking brake cannot be released
or applied
R the transmission cannot be shiTed toposition
i orj
In thefo llowing situations, only transporting the
ve hicle is permitted:
R ifth e transmission cannot be shiTed toi
R ifth e 12 V battery is disconnected or dis-
ch arged
R ifth e display in the inst rument clus ter is not
wo rking
R ifth eá Towing not permitted See Own-
er's Manual message is displa yed
R ifth e+ Top up coolant See Owner’s
Manual message is displa yed
R ifth ed Stop Switch off the vehicle mes-
sage is displa yed 324
324
Breakdown assistance

#
In such cases, transpo rttheve hicle
(/ page 326).
* N
NO OTE
TE Damage due to towing away at
ex cessively high speeds or over long dis-
ta nces The driv
etra in could be damaged when towing
at excessively high speeds or over long distan-
ces. #
Atowing speed of 50 km/h must not be
ex ceeded. #
Atowing dis tance of 50 km must not be
ex ceeded. &
W
W ARNING
ARNING Risk 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 349).
T
T o
o wing awa
wing away t
y the v
he v ehicle
ehicle #
Fitth eto wing eye (/ page 327). #
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 85). #
Do not activate the HOLD function. #
Deactivate tow- awa y protection
(/ page 101). #
Deactivate Active Brake Assist (/ page 212). #
ShiT the transmission toposition i. #
Release the electric parking brake. #
Remain in the cockpit during towing and
obser vethe display messages. #
Do not switch o. theve hicle while it is being
to we d. #
Do not open the driver's door or front
passenger door; the transmission will other-
wise automatically shiT toj . Breakd
own assistance
325
325

&
W
WARNI NG
ARNI NGRisk 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. #
In such cases, do not tow theve hicle. #
Transpo rttheve hicle (/ page 326).
* N
NOOTE
TE Damage tothe drive system due to
incor rect towing The
vehicle may not be towe d 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. #
In such cases, do not tow theve hicle. *
N
NOOTE
TE Damage due toexcessive tractive
po wer If
yo u pull away sharpl y,the tractive po wer
may be too high and theve hicles could be
damaged. #
Pull away slo wlyand smoo thly. Loading t
Loading t
he v
he vehicle f
ehicle f or tr
or transport
anspo rt #
Obser vethe no tes on towing away
( / page 323). #
Connect theto wing device totheto wing eye
in order toload theve hicle. #
ShiT the transmission toposition i.
% The transmission may be loc ked in position
j intheev ent of damage tothe electrics. To
shiT toi , pr ovide the on-board electrical
system with po wer (/ page 323). #
Load theve hicle onto the transpor ter. #
ShiT the transmission toposition j. #
Use the electric parking brake tosecure the
ve hicle against rolling away. #
Only secure theve hicle bythe wheels.
V
V ehicles wit
ehicles wit h adap
h adaptiv
tiv e dam
e dam ping adjus
ping adjustment tment &
W
WARNING
ARNING Risk of an accident when trans-
porting vehicles with adaptive damping
adjustment
When transpo rting vehicles with adaptive
damping adjustment, theve hicle/trailer com-
bination may begin torock and start toskid. #
Load theve hicle cor rectly onto the
transpor ter. #
Secure theve hicle on all four wheels
with suitable tensioning straps. #
Do not exceed the maximum permissible
speed of 60 km/h when transporting. 326
326
Breakdown assistance

*
N
N O
OTE
TE Damage totheve hicle from secur-
ing it inco rrectly #
ATer loading, theve hicle must be
secured on all four wheels. Otherwise,
th eve hicle could be damaged. #
A minimum dis tance of 20 cm upwards
and 10 cm down wards must be kept to
th e transport platform. #
Secure theve hicle on all four wheels aTer
loading. #
Make sure that the front and rear axles come
to rest on the same transpor tation vehicle. *
N
NO OTE
TE Damage tothe drive train due to
incor rect positioning of theve hicle #
Do not position theve hicle abo vethe
connection point of the transport vehi-
cle. T
T
o
o wing ey
wing eye st
e st or
orag
ag e location
e location To
wing eye is under the load compartment 0oor. F
F
itting and r
itting and r emo
emoving t
ving t heto
he towing eye
wing eye #
Press the mark on co ver1 inwa rds and
re mo ve. #
Screw intheto wing eye clockwise as far as it
will go and tighten.
V
V ehicles wit
ehicles wit h a tr
h a trailer hitc
ailer hitc h:
h:vehicles with a trailer
hitch do not ha veare ar brac ketfo rth eto wing
ey e. Fasten theto w bar tothe trailer hitch. Breakdown assistance
327
327

#
Make sure that co ver1 engages in the
bumper when youre mo vetheto wing eye.
* N
NOOTE
TE Damage totheve hicle due toincor-
re ct use of theto wing eye or trailer hitch When a
towing eye or trailer hitch is used to
re co ver a vehicle, theve hicle may be damaged
in the process. #
Only use theto wing eye or trailer hitch to
to w awa y or tow start theve hicle. #
Do not use theto wing eye or trailer hitch
to to wtheve hicle during reco very. T
T
o
o w
w -st
-st ar
arting t
ting t he v
he vehicle
ehicle #
Ifth e drive system does not start, ha vethe
ve hicle transpor tedto aqu ali/ed specialist
wo rkshop, e.g. a Mercedes-Benz Se rvice
Centre. #
The drive system cannot be star tedby tow-
starting theve hicle. Do not per form any
attem ptsto to w-start theve hicle. Electr
Electr
ical fuses
ical fuses N
No
ot
tes on electr
es on electr ical fuses
ical fuses &
W
WARNING
ARNING Risk of accident and injury due
to ove rloaded lines
If yo u manipulate or bridge a faulty fuse or if
yo ure place it with a fuse with a higher amper-
age, the electric line could be overloaded.
This could result in a /re. #
Alwaysre place faulty fuses with speci-
/ed new fuses containing the cor rect
amperage. *
N
NOOTE
TE Damage due toincor rect fuses Electrical components or systems may be
damaged
byincor rect fuses, or their function-
ality may be signi/cantly impaired. #
Only use fuses that ha vebeen appr oved
by Mercedes-Benz and which ha vethe
cor rect fuse rating. Blown fuses must be
replaced with fuses of the
same rating, whi chyou can recognise bythe col- our and
the label. The fuse ratings and fur ther
information tobe obser ved can be found in the
fuse assignment dia gram.
F F use assignment diagr
use assignment diagr am:
am:onthe fuse box in the
engine compartment (/ page 329).
* NO
NO TE
TEDamage or malfunctions caused by
moisture Moisture may cause damage
tothe electrical
system or cause it tomalfunction. #
When the fuse box is open, make sure
th at no moisture can enter the fuse box. #
When closing the fuse box, make sure
th at the seal of the lid is positioned cor-
re ctly on the fuse box. If
th e ne wlyinser ted fuse also blo ws, ha vethe
cause traced and recti/ed at a quali/ed specialist
wo rkshop.
Ensure thefo llowing before replacing a fuse:
R The vehicle is secured against rolling away.
R All electrical consume rsare switched o..
R The vehicle is switched o.. 328
328
Breakdown assis
tance

All
ot
All other models
her models
Char getime – mode 4
with app rox. 100 kW charging
capacity App
rox. 30
min
Char getime – mode 3
with 11 kW charging capacity
(depending on the condition of
th eve hicle body) App
rox. 5 h
45 min
Char getime – mode 2
with 3.7 kW charging capacity App
rox. 18 h
15 min
Char getime – mode 2
with 2.3 kW charging capacity App
rox. 30 h Charging times – modes 2 and 3 apply
toAC
ch arging from 10% to100% of the usable energy
content.
Charging time – mode 4 applies toDC charging
from 10% to80% of the usable energy content.
The time take nto charge the battery depends on
th ech arge status of the batter y,the ambient tem-
perature and thech arging capacity of the batter y.The
charging capacit y,in turn, depends on the
supply voltage, the cur rent intensity and the type
of po wer suppl y.
The nominal voltage range foryo ur vehicle can be
fo und on the information label in the soc ket co ver
( / page 163). T T
r
railer hitch
ailer hitch Gener
Gener
al not
al notes on t
es on t he tr
he trailer hitch
ailer hitch Modi/cations
tothe engine cooling system may
be necessar y,depending on theve hicle model.
The retro/tting of a trailer hitch is on lypermissi-
ble if a towing capacity is speci/ed in your vehicle
documents.
Fu rther information can be obtained at a quali/ed
specialist workshop. Mounting dimensions of t Mounting dimensions of t
he tr
he tr ailer hitch
ailer hitch 1
Fastening points
2 Overhang dimension
3 Rear axle cent reline 356
356
Te
ch nical data

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Drive on carefull y. #
Consult a quali/ed specialist workshop.
v
Towing not permitted See
Owner's Manual *T
he drive system is malfunctioning. #
Have theve hicle transpo rted only using a transpor ter or trailer (/ page 323).
ò Acoustic presence indica-
tor inoperative *T
he sound generator (acoustic vehicle warning system) is malfunctioning. No driving noises are being produced. The
ve hicle may not be heard by otherroad users. #
Drive with particular care. #
Consult a quali/ed specialist workshop.
To switch off the engine,
press the Start/Stop but-
ton for at least 3 seconds
or 3 times. *Y
ou ha vepressed the start/s top button while theve hicle is in motion. #
Toswitch o. the drive system while theve hicle is in motion (/ page 151).368 368
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
d
Stop Switch engine off *T
he drive system is malfunctioning. #
Stop theve hicle immediately in accordance with the tra1c conditions and switch o. the drive system. Do not con-
tinue driving. #
Do not tow theve hicle, stop towing if necessar y. #
Consult a quali/ed specialist workshop.
d
Malfunction Visit workshop *T
he drive system is malfunctioning. #
Consult a quali/ed specialist workshop.
High-voltage battery main-
tenance required urgently.
No start in approx. XXX km
(yellow display message) *A
malfunction has occur red in the high-voltage batter y.
It will no lon ger be possible tostart the electric drive system aTer the distance displa yed has been co vered. #
Have the necessary maintenance workon the high-voltage battery car ried out at a quali/ed specialist workshop.
High-voltage battery main-
tenance required urgently.
No start in approx. XXX
km (red display message) *A
malfunction has occur red in the high-voltage batter y.
It will no lon ger be possible tostart the electric drive system aTer the distance displa yed has been co vered. #
Have the necessary maintenance workon the high-voltage battery car ried out immediately at a quali/ed specialist
wo rkshop. Displ
aymessages and warning/indicator lamps
375
375

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Blind Spot Assist inopera-
tive *B
lind Spot Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop.
Blind Spot Assist not availa-
ble when towing a trailer
See Owner's Manual *W
hen you establish the electrical connection tothe trailer, Blind Spot Assist will be una vailable. #
Press the leT-hand Touch Control and ackno wledge the display message.
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctive Blind Spot Assist is temp orarily una vailable.
The system limits ha vebeen reached (/ page 216).
Once the cause of the problem is no longer present, the system will be available again. #
Drive on
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle.
Active Blind Spot Assist
inoperative *A
ctive Blind Spot Assist is malfunctioning. 394 394
Display messages and
warning/indicator lamps