2021 MERCEDES-BENZ EQC SUV brake

To
wing theve hicle with bo thaxles on the
gr ound #
Obser vethe no tes on the permitted towing
me thods (/ page 320). #
Make sure that the12 V battery is connected
and charge d.
Obser vethefo llowing points when the12 V bat‐
te ry is disconnected or dischar ged:
R the drive sy stem cann otbe star ted
R the electric parking brake cann otbe released
or applied
R the transmission cann otbe shif tedto posi‐
tion iorj
In thefo llowing situations, only transporting the
ve hicle is permitted:
R ifth e transmission cann otbe shif tedto i
R ifth e12 V battery is disconnected or dis‐
ch arged
R ifth e multifunction display in the instrument
clus ter is not working 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 engine off message
is displa yed #
In such cases, transport theve hicle
(/ page 322).
* NO
TEDama gedue to to wing away at
exc essively high speeds or over long dis‐
ta nces The driv
etra in could be damaged when tow‐
ing at excessively high speeds or over long
dis tances. #
Atowing speed of 50 km/h must not
be exc eeded. #
Atowing dis tance of 50 km mu stnot be
exc eeded. &
WARNING Risk of accident due to tow‐
ing away ave hicle that is too heavy
If th eve hicle being tow star ted or towed
aw ay is heavier than the permissible gross
we ight of your vehicle, thefo llowing situa‐
tions may arise:
R The towing eyemay become de tach ed.
R The vehicle/trailer combination may even
tip ove r. #
Before tow starting or towing away a
ve hicle, check that it does not exceed
th e permissible gross weight. If a
vehicle must be tow- star ted or towe daw ay,
its permissible gross mass must not exceed the
permissible gross mass of theto wing vehicle. #
Information on the permissible gross mass of
th eve hicle can be found on theve hicle iden‐
tification plate (/ page 346).
To wing away theve hicle #
Fittheto wing eye (/ page 323). #
Fasten theto wing device. Breakdown assis
tance 321

*
NO
TEDama gedue toincor rect connec‐
tion of theto w bar #
Onlyconnect theto w rope or tow bar to
th eto wing eyes. #
Deactivate the automatic locking mechanism
(/ page 76). #
Do not activate the HOLD function. #
Deactivate tow- aw ay protection
(/ page 91). #
Deactivate Active Brake Assi st (/ page 213). #
Shift the transmission toi . #
Release the electric parking brake. #
Remain in the cockpit during towing and
obser vethe display messages. #
Do not switch off the ignition while towing. #
Do not open the driver's door or front
passenger door; the transmission will other‐
wise automatically shift toj . &
WARNING Risk of accident due tolimi‐
te d saf ety-re lated functions during the
to wing process
Saf ety-re lated functions are limited or no lon‐
ge rav ailable in thefo llowing situations:
R the ignition is switched off.
R the brake sy stem or po werst eering sys‐
te m is malfunctioning.
R the energy supply or the on-board electri‐
cal sy stem is malfunctioning. #
In such cases, do not tow theve hicle. #
Transport theve hicle (/ page 322).
* NO
TEDama getothe drive sy stem The
vehicle may not be towe d in thefo llow‐
ing situations:
R the ignition is switched off.
R the brake sy stem or po werst eering sys‐
te m is malfunctioning. R
the energy supply or the on-board electri‐
cal sy stem is malfunctioning. #
In such cases, do not tow theve hicle. #
Transport theve hicle (/ page 322).
* NO
TEDama gedue toexcessive tracti ve
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 slowly and smoo thly. Loading the
vehicle for transport #
Obser vethe no tes on towing away
( / page 320). #
Connect theto w bar totheto wing eye in
order toload theve hicle. #
Shift the transmission toposition i. 322
Breakdown assis tance

%
The transmission may be loc ked in position
j intheeve nt of dama getothe electrics.
To shift toi , pr ovide the on-board electri‐
cal sy stem with po wer (/ page 320). #
Load theve hicle onto the transpor ter. #
Shift the transmission toposition j. #
Use the electric parking brake tosecure the
ve hicle against rolling away. #
Only secure theve hicle bythe wheels. #
Make sure that the front and rear axles come
to rest on the same transpor tation vehicle. *
NO
TEDama getothe driv etra in due to
incor rect positioning #
Do not position theve hicle abo vethe
connection point of the transport vehi‐
cle. To
wing eyesto rage location To
wing eye1 is under the load compartment
fl oor. Installing
theto wing eye #
Press the mark on co ver1 inwa rds and
re mo ve. #
Screw intheto wing eyeclockwise as far as it
will go and tighten. Breakdown assi
stance 323

R
Tyre pressure monitor active :th ete ach-in
process of the sy stem is not yet comple te.
The tyre pressures are already being moni‐
to re d. #
Compare the tyre pressure with there com‐
mended tyre pressure forth e cur rent operat‐
ing condition (/ page 330). Obse rvethe
no tes on tyre temp erature (/ page 329).
% The values displa yed in the on-board com‐
puter may deviate from those of the tyre
pressure gauge as they referto sea le vel.At
high ele vations, the tyre pressure values
indicated bya pressure gauge are higher
th an those shown bythe on-board computer.
In this case, do not reduce the tyre pressure.
Re starting the ty repressure moni toring sys‐
tem
Re quirements:
R The recommended tyre pressure is cor rectly
set forth ere spective operating status on all
of the wheels (/ page 329). Re
start the tyre pressure monitoring sy stem in
th efo llowing situations:
R The tyre pressure has changed.
R The wheels or tyres ha vebeen changed or
newly fitted.
On-boa rdcompu ter:
4 Service 5
Tyres #
Swipe down wards on Touch Control on the
left-hand side of thesteering wheel.
The Use current tyre pressures as new refer-
ence values? message is shown in the multi‐
function displa y. #
Torestart, press Touch Control on the left-
hand side of thesteering wheel.
The Tyre press. monitor restarted message is
shown in the multifunction displa y.
Cur rent wa rning messages are dele ted and
th eye llow h warning lamp goes out.
Af teryo u ha vebeen driving for a few
minutes, the sy stem checks whe ther the cur‐
re nt tyre pressures are wi thin the specified
ra nge. The cur rent tyre pressures are then
accep ted as refere nce values and monitored. Be sure
toalso pay attention tothefo llowing
re lated topic:
R Notes on tyre pressure (/ page 329) Wheel
change Note
s on selecting, fitting and replacing
tyres Yo
u can ask for information rega rding permit ted
wheel/tyre combinations at a Mercedes-Benz
Service Cent re. &
WARNING Risk of inju rythro ugh incor‐
re ct sizes of wheels and tyres
If wheels and tyres of the wrong size are fit‐
te d, the wheel brakes or components in the
brake sy stem and in the wheel suspension
may be damaged. #
Alw aysre place wheels and tyres with
th ose that fulfil the specifications of the
original part. 332
Wheels and tyres

It is only permissible
tofit a di fferent wheel
size in theev ent of a flat tyre in order to
drive tothe specialist workshop.
R Only fit tyres of the cor rect size onto the
wheels.
R Do not make any modifications tothe brake
sy stem, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may in validate theve hicle's
ge neral operating pe rmit.
R Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7°C use winter tyres
or all-season tyres mar ked M+S for all
wheels.
Wi nter tyres bearing thei snowflake
symbol in addition tothe M+S marking pro‐
vide the best possible grip in wintry road
conditions.
R For M+S tyres, only use tyres with the same
tread. R
Obser vethe maximum permissible speed for
th e M+S tyres fitted.
If th is is below theve hicle's maximum speed,
th is must be indicated byan appropriate
label in the driver's field of vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear.
Fo r more information on wheels and tyres, con‐
tac t a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (/ page 329)
R Tyre pressure table (/ page 330)
R Notes on the emer gency spa rewheel
(/ page 342) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels can
se verely impair the driving characteristics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Onlyinter change the front and rear
wheels if the wheels and tyres ha vethe
same dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid.
The wear pat tern s on the front and rear wheels
dif fer:
R front wheels wear more on the tyre shoulder
R rear wheels wear more in the cent reofthe
tyre
Do not drive wi thtyres that ha vetoo little tread
dep th. This significantly reduces traction on wet
ro ads (aquaplaning). Wheels and tyres
335

Preparing
theve hicle for a wheel change Re
quirements:
R The requ ired tyre-change tool kit is available.
If yo ur vehicle is not equipped with the tyre-
ch ange tool kit, consult a qualified specialist
wo rkshop tofind out about suitable tools.
R The vehicle is not on a slope.
R The vehicle is on solid, non-slippery and le vel
ground. #
Apply the electric parking brake manually. #
Movethe front wheels tothest ra ight-ahead
position. #
Shift the transmission toposition j. #
Switch off the drive sy stem. #
Make sure that the drive sy stem cann otbe
st ar ted. #
Place choc ks orother suitable items under
th e front and rear of the wheel that is diago‐
nally opposite the wheel you wish tochange. #
Raise theve hicle (/ page 337). Ra
ising theve hicle when changing a wheel Re
quirements:
R There are no persons in theve hicle.
R The vehicle has been prepared for a wheel
ch ange (/ page 337).
Important no tes on using the jack:
R Use only a vehicle-specific jack that has
been appr ovedby Mercedes-Benz toraise
th eve hicle.
R The jack is only designed forra ising and
holding theve hicle for a short time while a
wheel is being changed and not for mainte‐
nance workunder theve hicle.
R The jack must be placed on a firm ,fl at and
non-slip sur face. If necessar y,use a lar ge,
fl at, load-bearing, non-slip unde rlay.
R The foot ofthe jack must be positioned verti‐
cally under the jack support point. Ru
les of conduct when theve hicle is raised:
R Never place your hands or feet under the
ve hicle.
R Never lie under theve hicle. Wheels and tyres
337

R
Do not start the drive sy stem and do not
re lease the electric parking brake.
R Do not open or close any doors or thetai l‐
ga te. #
Using the wheel wrench, loosen the wheel
bolts on the wheel you wish tochange by
about one full turn. Do not unscr ewthe bolts
comple tely. Po
sition of jack support points Co
ver of jack support points
Before positioning the jac k,you must remo ve
th e co vers forth e jack support points. #
Toremo ve:turn clip 1onthe co ver one
qu arter turn and remo ve. #
Pull the co ver down wards using handle 2
until the co verre leases at theto p of the lon‐
gitudinal member panel. 338
Wheels and tyres

#
Take thera tchet out of the tyre-change tool
kit and place it on the he xagon nut of the
jack so that the letters "AUF" are visible. #
Position support 5of jack 7on jack sup‐
port point 4. #
Turn ratchet 6clockwise until support 5
sits comple tely on jack support point 4and th
e base of the jack lies evenly on the
ground. #
Turn ratchet 6until the tyre is raised a max‐
imum of 3 cm from the ground. #
Loosen and remo vethe wheel (/ page 340). Re
moving a wheel Re
quirements:
R The vehicle is raised (/ page 337).
When changing a wheel, avoid applying any force
to the brake discs, as this could impair the le vel
of comfort when braking.
* NO
TEDama getothre ading from dirt on
wheel bolts #
Do not place wheel bolts in sand or on
a dirty sur face. #
Unscr ew the uppermost wheel bolt com‐
ple tely. #
Screw centring pin 1into theth re ad
ins tead of the wheel bolt. #
Unscr ew there maining wheel bolts com‐
ple tely. #
Remo vethe wheel. Fi
tting a new wheel &
WARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts tocome loose, as too can dam‐
aged wheel bolts or wheel hub thre ads. 340
Wheels and tyres