coolant MERCEDES-BENZ EQC SUV 2021 Owners Manual

#
Push handle 1ofthe bonn etcatch up wards
and lift the bonn etuntil it opens automati‐
call y.
Closing the bonnet #
Lowe rth e bonn etto a height of around
20 cm and then allow it tofall, applying a lit‐
tle forc e as you let it go. #
Ifth e bonn etcan still be lif ted slightl y,open
th e bonn etagain and close it with a little
more forc e until it engages cor rectly. Che
cking the coolant le vel &
WARNING Risk of bu rns from hot com‐
ponents in the engine compartment
Cer tain components in the engine compart‐
ment may be very hot, e.g. drive sy stem and
cooler. #
Allow the drive sy stem tocool down
and touch on lythe components descri‐
bed belo w. &
WARNING Risk of scalding from hot
coolant
If yo u open the cap when the drive sy stem is
at normal operating temp erature, you could
be scalded. #
Let the drive sy stem cool down before
opening the cap. #
When opening the cap, wear pr otective
gl ove s and saf etygl asses. #
Open the cap slowly torelease pres‐
sure. #
Park theve hicle on a le vel sur face. 302
Maintenance and care

#
Check the coolant temp erature display in the
instrument clus ter.
The coolant temp erature must be below
40°C. #
Slowly turn cap 1anti-clockwise torelease
ove rpressure. #
Continue turning cap 1anti-clockwise and
re mo veit. #
Ifth e coolant le vel is below the mar ker bar
2, visit a qualified specialist workshop, e.g.
a Mercedes-Benz Service Centre. Only ha ve
th e coolant checked or refilled at a qualified
specialist workshop. To
pping up the windsc reen washer sy stem &
WARNING Risk of bu rns from hot com‐
ponents in the engine compartment
Cer tain components in the engine compart‐
ment may be very hot, e.g. drive sy stem and
cooler. #
Allow the drive sy stem tocool down
and touch on lythe components descri‐
bed belo w. &
WARNING Risk offire and injury from
windsc reen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. #
Avoid fire , naked flames, smoking and
th e creation of spar kswhen using wind‐
screen washer concentrate. #
Remo vecap 1bytheta b. #
Top up thewa sher fluid.
% Further information about the windscreen
wa sher fluid (/ page 350) Main
tenance and care 303

Pa
int
R Insect remains: soak with insect remo ver and
ri nse off the treated areas af terw ards.
R Bird droppings: soak with water and rinse off
af te rw ards.
R Tree resin, oils, fuels and greases: remo veby
ru bbing gently wi tha clo thsoaked in petro‐
leum ether or lighter fluid.
R Coolant and brake fluid: remo vewith a damp
clo thand clean water.
R Tarst ains: use tar remo ver.
R Wax: use silicone remo ver.
R Do not attach sticke rs,fi lms or similar mate‐
ri als.
R Remo vedirt immediately, where possible.
Matt finish
R Only use care products appr ovedfor
Mercedes-Benz.
R Do not polish theve hicle and light-alloy
wheels.
R Only use car washes that cor respond tothe
latest engineering standards. R
Do not use car wash programmes with a final
hot wax treatment.
R Do not use paint cleane rs, buf fing or polish‐
ing products, gloss preser vers, e.g. wax.
R Alw ays ha vepaintwork repairs car ried out at
a qu alified specialist workshop. Note
s on cleaning decorative foils Obser
vethe no tes on matt finish care in the
ch ap ter "No tes on paintwork/matt finish paint‐
wo rkcare" (/ page 305). They also apply to
matt decorative foils.
Obser vethe no tes on cleaning decorative foils to
av oid vehicle damage.
Cleaning
R For cleaning, use plenty of water and a mild
cleaning agent without additives or abrasive
subs tances, e.g. a car sha mpoo appr ovedfor
Mercedes-Benz.
R Remo vedirt immediatel y,where possible,
whilst avoiding rubbing too hard. There is
ot herwise a risk of damaging the decorative
fo il ir reparabl y. R
Ifth ere is dirt on thefinish or if the decora‐
tive foil is dull: use thePa int Cleaner recom‐
mended and appr oved for Mercedes-Benz.
R Insect remains: soak with insect remo ver and
ri nse off the treated areas af terw ards.
R Bird droppings: soak with water and rinse off
af te rw ards.
R Topreve ntwate rst ains, dry a foil-wrapped
ve hicle with a soft, absorbent clo thafter
eve rycar wash.
Av oiding dama getothe decorative foil
R The service life and colouring of decorative
foils are impaired by:
- sunlight
- temp erature, e.g. hot air blo wer
- weather conditions
- stone chippings and dirt
- chemical cleaning agents
- oily products
R Do not use polish on matt decorative foil.
Po lishing will ha vethe ef fect of shining the
fo il-wrapped sur face. 306
Maintenance and care

Ke
ep children away. Obser
vethis Owner's Manual. St
arting assi stance and charging the12 V
battery #
Only ha vestarting assistance pr ovided by a
qu alified specialist workshop, e.g. a
Mercedes-Benz Service Centre. #
Only ha vethe battery charge d at a qualified
specialist workshop, e.g. a Mercedes-Benz
Service Centre. Re
placing the 12V battery #
Only ha vethe battery replaced at a qualified
specialist workshop, e.g. at a Mercedes-Benz
Service Centre. To
w- starting or towing away Overview of
the permit tedto wing me thods *
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 Mercedes-Benz
recommends transporting your
ve hicle in the case of a breakdown, rath er than
to wing it away. Fo
rto wing, use a tow rope or tow bar with bo th
axles on the ground. Do not use tow bar sys‐
te ms.
If yo u notice that theve hicle has lost coolant, do
not ha veitto we daw ay. Ha vetheve hicle trans‐
por ted ins tead.
* NO
TEDama getotheve hicle due to tow‐
ing away incor rectly #
Obser vethe instructions and no tes on
to wing away. Pe
rm itted towing me thods All
vehicles
Bo th axles on
th e ground 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 No320
Breakdown assis tance

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

VIN at the lo
wer edge of the windscreen 1
VIN (vehicle identi fication number) as label
The VIN as a label at the lo wer edge of the wind‐
screen is only available in some countries.
Mo tor number
The mo tor number of the electric mo tor on the
front axle is on the engine co ver.The mo tor
number of the electric mo tor on there ar axle is
on the underbody panelling and also on there ar-
end centre-section trim. Further information can
be obtained at a qualified specialist workshop. Operating
fluids Note
s on operating fluids &
WARNING Risk of inju ryfrom operating
fl uids harmful to your health
Operating fluids may be poisonous and harm‐
ful to yo ur health. #
Obser vethete xt on the original con‐
ta iners when using, storing or disposing
of operating fluids. #
Alw aysst ore operating fluids sealed in
th eir original conta iners. #
Alw ayske ep children away from operat‐
ing fluids. +
ENVIRONMEN
TALNO TEEnvironmental
pollution caused byenvironmen tally ir re‐
sponsible disposal #
Dispose of operating fluids in an envi‐
ro nmentally responsible manner. Operating
fluids include thefo llowing:
R lubricants
R coolant
R brake fluid
R windsc reen washer fluid
R climate cont rol sy stem refrigerant
Only use products app rove dby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been appr oved is not co veredby the
Mercedes-Benz warranty or goodwill gestures.
Yo u can identify operating fluids appr ovedby
Mercedes-Benz bythefo llowing insc ript ions on
th e conta iner:
R MB- Freigabe (e.g. MB-Fr eigabe 229.51 )
R MB-Appr oval (e.g. MB-App rova l 229.51)
Fu rther information on appr oved operating fluids
is available at thefo llowing locations:
R inthe Mercedes-Benz Specifications for
Operating Fluids byentering the designation
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App 348
Tech nical da ta

R
at a qualified specialist workshop Note
s on brake fluid Obser
vethe no tes on operating fluids
(/ page 348). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard.
This impairs the braking ef fect. #
Have the brake fluid rene we d at the
specified inter vals. Ha
ve the brake fluid regularly replaced at a
qu alified specialist workshop.
Only use a brake fluid appr ovedby Mercedes-
Benz according toMB-F reigabe or MB-Appr oval
33 1.0. Coolant
Note
s on coolant
Obser vethe no tes on operating fluids
(/ page 348). &
WARNING Risk offire ‑ and inju ryfrom
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite. #
Allow the drive sy stem tocool down
before youto p up the antif reeze. #
Make sure that no antifreeze spills out
next tothefiller opening. #
Thoroughly clean the antif reeze from
component parts before starting the
ve hicle. *
NO
TEDama gecaused byincor rect cool‐
ant #
Only use coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction.
Information on coolant is available at thefo l‐
lowing locations:
R inthe Mercedes-Benz Specification for
Operating Fluids 310.1
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo app
R at a qualified specialist workshop *
NO
TEOverheating at high outside tem‐
peratures If an inapp
ropriate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures. #
Alw ays use coolant appr ovedby
Mercedes-Benz. Te
ch nical da ta349

#
Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1. Ha
ve the coolant regularly replaced at a qualified
specialist workshop.
Proportion of antifreeze concentrate in the
engine cooling sy stem:
R A minimum of 50% (antifreeze pr otection
down toabout -37°C)
R A maximum of 55% (antifreeze pr otection
down to-45°C) Note
s on windscreen washer fluid Obser
vethe no tes on operating fluids
(/ page 348). &
WARNING Risk offire and injury from
windsc reen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. If it comes into con tact wi thhot
components, it may ignite. #
Make sure that windsc reen washer con‐
centra teis not spilled near tothefiller
opening. *
NO
TEDama getotheex terior lighting
due tounsuitable windsc reen washer
fl uid Uns
uitable windsc reen washer fluids may
damage the plastic sur face of theex terior
lighting. #
Only use windscreen washer fluids
which are also suitable for use on plas‐
tic sur faces, e.g. MB SummerFit or MB
Wi nterFit. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do not mix MB SummerFit and MB Win‐
te rFit with other windscreen washer flu‐
ids. Do not use distilled or de-ionised
water.Other‐
wise, thefill le vel sensor may be triggered er ro‐
neously.
Re commended windscreen washer fluid:
R abo vefreezing point: e.g. MB SummerFit
R below freezing point: e.g. MB WinterFit
Fo rth e cor rect mixing ratio, referto the informa‐
tion on the antif reeze conta iner.
Mix washer fluid with windsc reen washer fluid all
ye ar round. Ve
hicle data Ve
hicle dimensions The heights speci
fied may vary as a result of the
fo llowing factors:
R tyres
R load
R condition of the suspension
R optional equipment 350
Tech nical da ta

Display messages
Possible causes/consequences and M
MSolutions
+ Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEDama getothe drive sy stem due toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Have the cooling sy stem of the drive sy stem checked at a qualified specialist workshop.
ÿ
Coolant Stop vehicle
Switch engine off *T
he coolant is too hot. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the drive sy stem. &
WARNING Risk of inju rydue todrive sy stem overheating
If yo u open the bonn etintheeve nt of an overheated drive sy stem or fire inthe engine compartment, thefo llow‐
ing situations may occur:
R You may come into contact with hot gases.
R You may come into contact with other escaping hot operating fluids. #
Intheeve nt of overheating or a fire inthe engine compartment, keep the bonn etclosed and call thefire
service. #
Allow theove rheated drive sy stem tocool down if the engine must be opened. #
Wait until the drive sy stem has cooled down. #
Make sure that the air supply totheve hicle radiator is not obstructed. Display messages and
warning/indicator lamps 367

Seats suitable
for i‑Size child
re stra int sy stems..................................... 57
Seats suitable for ISOFIX child
re stra int sy stems..................................... 56
Securing on the co-driver seat................65
Secu ring on there ar seat........................ 63
To pTe ther............................................... 60
Children Avoiding dangers in theve hicle............... 50
Basic instructions.................................... 49
Chock Storage location.................................... 336
Chock see Chock
City lighting................................................ 127
Cleaning see Care
Climate control Activating/deactivating the A/C
function (MBUX multimedia sy stem)..... 14 0
Ac tivating/deactivating the synchro‐
nisation function (MBUX multimedia
sy stem).................................................. 141
Air-reci rculation mode.......................... .141 Au
tomatic control.................................. 14 0
Calling up the air conditioning menu..... 14 0
Climate style function............................1 40
Demisting the windscreen..................... 13 9
Demi sting windo ws................................ 141
Fr ont air vents....................................... 14 6
Immedia tepre-entry climate control.....1 45
Inserting/removing theflacon (fra‐
gr ance sy stem)...................................... 14 2
Ionisation............................................... 141
No te...................................................... 13 9
Pre-ent ryclimate control at depar‐
ture time................................................ 14 4
Pre-ent ryclimate control using the
ke y........................................................ .143
Re ar air vents........................................ 14 6
Re ar operating unit................................ 13 9
Setting (MBUX multimedia sy stem)....... 14 0
Setting the air distribution..................... 13 9
Setting the air flow ................................. 13 9
Setting the climate style........................ 141
Setting the fragrance sy stem.................1 42
Setting thete mp eratur e........................ 13 9
Switching on/of f................................... 14 0
Switching there ar wind owheater
on/off...................................................1 39THERMATIC control pane
l...................... 13 9
THERMOTRONIC contro l panel..............139
Ve ntilating theve hicle (con venience
opening)................................................. .85
Climate style
Fu nction................................................ 14 0
Setting................................................... 141
Clo thes hook .............................................. 11 5
Cockpit Overview................................................... 6
Cof fee cup symbol
see ATTENTION ASSIST
Collision de tection (pa rked vehicle)
Information............................................ 186
Combination switch .................................. 124
Compu ter
see On-board computer
Con venience closing ................................... 85
Con venience opening ..................................85
Coolant (engine) Check le vel............................................ 302
No tes....................................................3 49422
Index