2020 MERCEDES-BENZ GLA SUV lock

F
F
olding t
olding t he ball nec
he ball nec k out and in
k out and in &
W
WARNING
ARNING Risk of accident due tothe ball
neck not being engaged
If th e ball neck is not engaged, the trailer may
come loose. #
Always engage the ball neck as descri-
bed. &
W
W ARNING
ARNING Risk of injury from ball neck
swinging outwards
The ball neck may swing outwards when
unlocking or when it has not been proper ly
engaged.
There is a risk of injury within the ball neck's
ra nge of mo vement! #
Unlock the ball neck only when its range
of mo vement is unobstructed. #
Always be sure the ball neck is engaged
when folding in wards. *
N NOOTE
TE Increased risk of damage toprop-
erty due tofolded-out ball neck #
When the trailer is not coupled or the
bicycle rack is attached, fold in the ball
neck or, in the case of a fully electric
trailer hitch, retract the ball nec k. *
N
NO
OTE
TE Damage totheve hicle due toincor-
re ct use of the trailer hitch When a trailer hitch is used
toreco ver a vehi-
cle, theve hicle may be damaged in the proc-
ess. #
Use the trailer hitch only for pulling a
trailer or attaching appr oved car rier sys-
te ms (e.g. a bicycle rack ). R
R
eq
eq uir
uir ements:
ements:
R The vehicle is secured against rolling away.
R The swivel range is clear.
R The trailer cables or ada pter plugs ha vebeen
re mo ved. F
F
olding t
olding t he ball nec
he ball nec k out
k out #
Pull switch 2until the ball neck unloc ks.
The ball neck will fold out from under there ar
bumper.
Indicator lamp 1will 0ash. Driving and parking
279 279

#
Pull the ball neck in the direction of the ar row
until it engages audibly in a vertical position.
Indicator lamp 1onthe ball neck release
switch will go out.
If th e ball neck is not securely loc ked in place,
th eTrailer coupling Check lockmessage will
appear on the inst rument displa y. #
Remo vethe co ver cap from the ball head and
store it in a safe place. Make sure
that the ball on the ball neck is clean.
Check that it is either greased or dry (g rease-
free), depending on the inst ructions forth e trailer.
F
F olding t olding t he ball nec
he ball nec k in
k in #
Pull switch 2until the ball neck unloc ks.
The ball neck will fold up under there ar
bumper.
Indicator lamp 1will 0ash. #
Push the ball neck in the direction of the
ar ro w until it engages audibly behind the
bumper.
Indicator lamp 1will go out and the message
on the inst rument display will disappear.
Obser vethe information about the displa yson the
inst rument cluster:
R Indicator and warning lamps (/ page 485)
R Display message s (/page 418) Coupling up/uncoupling a tr Coupling up/uncoupling a tr
ailer
ailer R
R
eq
eq uir
uir ements:
ements:
R The ball neck is extended and engaged in a
securely loc ked position. Tr
ailers with a 7-pin plug can be connected tothe
ve hicle with thefo llowing adap ters:
R Adapter plug
R Adapter cable
The trailer will be cor rectly de tected bytheve hi-
cle only if thefo llowing conditions are met:
R The trailer is connected cor rectl y.
R The trailer lighting system is in working order.
The functions of thefo llowing systems will be
a.ec tedbya cor rectly connected trailer:
R ESP ®
trailer stabilisation
R Active Lane Keeping Assist
R Parking Assist PARKTRONIC
R Active Parking Assist
R Blind Spot Assist or Active Blind Spot Assist
R Drive Away Assist
R Cross Tra1c Ale rt
R Reversing camera
R 360° camera 280
280
Driving and parking

&
W
WARNI NG
ARNI NGRisk of /re and injury from
engine oil
If engine oil comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite. #
Make sure that no engine oil is spilled
next tothe /ller opening. #
Allow the engine tocool o. and thor-
oughly clean the engine oil from compo-
nent parts before starting theve hicle. *
N
NOOTE
TE Engine damage caused byan inco r-
re ct oil /lter, incor rect oil or additi ves #
Do not use engine oils or oil /lters which
do not cor respond tothe speci/cations
ex plicitly prescribed forth e service inter-
va ls. #
Follow the inst ructions on the service
inter val display forch anging the engine
oil and obser vethe prescribed change
inter vals. #
Do not use additives. *
N
NOOTE
TE Damage caused bytopping up too
much engine oil To
o much engine oil can damage the engine or
th e catalytic con verter. #
Have excess engine oil remo ved at a
qu ali/ed specialist workshop. %
Depending on driving st yle, theve hicle con-
sumes up to0.8 litre of oil per 1000 km. The
oil consum ption may be higher than this when
th eve hicle is new or if you frequently drive at
high engine speeds. #
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise until it
engages. #
Check the oil le vel again (/ page 345). 346
346
Maintenance and care

Chec
Chec
king t
king t he coolant lev
he coolant lev el
el &
W
W ARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. &
W
W ARNING
ARNING Risk of scalding from hot cool-
ant
If yo u open the cap, you could be scalded. #
Let the mo tor cool down before opening
th e cap. #
When opening the cap, wear pr otective
glo ves and saf ety glasses. #
Open the cap slo wlytorelease pressure. #
Park theve hicle on a le vel sur face. #
Check the coolant temp erature display in the
inst rument cluster.
The coolant temp erature must be below 70°C. #
Slowly turn cap 1anti-clockwise torelease
ove rpressure. #
Continue turning cap 1anti-clockwise and
re mo veit. The coolant le
vel is cor rect in thefo llowing cases:
R Ifth e engine is cold, the coolant is up to
mar ker bar 2.
R Ifth e engine is warm,th e coolant is up to
1.5 cm overth e mar ker bar 2. #
If necessar y,top up with coolant that has
been appr ovedfo r Mercedes-Benz.
% Further information on coolant (/ page 410) T
T
opping up t
opping up t he windscr
he windscreen w
een washer syst
asher syst em
em &
W
WARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Cer tain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of theex haust system. #
Allow the engine tocool down and only
to uch component parts described in the
fo llowing. Maintenance and care
347
347

Se
Se
tting up t
tting up t he w
he war
ar ning tr
ning tr iangle
iangle #
Fold side re0ectors 1upwards toform a tri-
angle and attach at theto p using upper press-
stud 2. #
Fold legs 3down and out tothe side. F
F
irs
irst-aid kit t-aid kit (soT-sided)
(soT-sided) ov
over
erview
view Fi
rs t-aid kit (soT sided) 1is in the load compart-
ment in the leT-hand st owage net. R
R
emo
emo ving t
ving t he
he/re
/re e
e xtinguisher
xtinguisher &
W WARNING ARNING Risk of accident due toan
inco rrectly secured /re extinguisher in the
driver's foot we ll
A /re extinguisher may impede pedal tr avel or
block a depressed pedal. This jeopardises
the operating and road saf ety
of theve hicle.
The /re extinguisher can be 0ung around and
injure the driver or other vehicle occupants. #
Always store and secure the /re extin-
guisher in the brac ket. #
Do not remo vethe /re extinguisher while
driving. #
LeT-hand
LeT-hand dr
driv
ive v
e v ehicle:
ehicle: pulltab1 upwards. #
Right-hand dr
Right-hand dr iv
ive v
e v ehicle:
ehicle: pulltab1 down-
wa rds. #
Remo ve/re extinguisher 2. 358
358
Breakdown assistance

#
Pull plug 7with the cable and /ller hose 3
out of the tyre in0ation compressor housing. #
Insert tyre sealant bottle 9in soc ket6 of
th e tyre in0ation compressor in such a way
th at there d ar row on tyre sealant bottle 9
matches there d ar row on the tyre in0ation
compressor. #
Turn tyre sealant bottle 9aqu arter turn
clockwise. #
Insert the plug of /ller hose 3in soc ket5
of tyre sealant bottle 9. #
Turn /ller hose 3aqu arter turn clockwise. #
Remo vetheva lve cap from valve A onthe
fa ulty tyre. #
Screw union nut 4of /ller hose 3onto
va lve A. #
Insert plug 7into a 12 V soc ket in your vehi-
cle. #
Turn theke yto position 1inthe ignition loc k. #
Press on and o. switch 8onthe tyre in0a-
tion compressor.
The tyre in0ation compressor is switched on.
The tyre is in0ated. Firs t, tyre sealant is pum-
ped into the tyre. The pressure may brie0y rise
to appr oximately 500 kPa (5 bar/73 psi).
Do no Do no t switc
t switc h
ho.
o. t
the tyr
he tyr e
ein0ation
in0ation com
compr
pressor
essor
dur
dur ing t
ing t his phase!
his phase! #
Let the tyre in0ation compressor runfo r a
maximum of ten minutes.
The tyre should then ha veattained a tyre pres-
sure of at least 200 kPa (2.0 bar/29 psi).
If tyre sealant leaks out, make sure you clean the
a.ected area as quickly as possible. It is prefera-
ble touse clean water.
If yo uget tyre sealant on your clo thing, ha veit
cleaned as soon as possible with per chloroe thy-
lene.
If,
If, aTer aTer t
ten minut
en minut es, a tyr
es, a tyre pr
e pressur
essur e of 200 kPa
e of 200 kPa
(2.0 bar/29 psi) has no
(2.0 bar/29 psi) has no t been att
t been attained:
ained: #
Switch o. the tyre in0ation compressor. Breakdown assistance
363
363

+
ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TEEnvironmen tal
pollution caused byenvironmentally ir re-
sponsible disposal Ty
re sealant contains pollu tants. #
Have the tyre sealant bottle disposed of
professionall y,e.g. at a Mercedes-Benz
Service Centre. #
Stow the tyre sealant bottle, the tyre in0ation
compressor and thewa rning triangle. #
Pull awa
Pull away immediat
y immediat ely.
el y. #
Stop driving aTer appr oximately ten minutes
and check the tyre pressure using the tyre
in0ation compressor.
The tyre pressure must now be at least
130 kPa (1.3 bar/19 psi). &
W
W ARNING ARNING Risk of accident due tothe
speci/ed tyre pressure not being attained
If th e speci/ed tyre pressure is not reached,
th e tyre is too badly damaged. The tyre seal-
ant cannot repair the tyre in this instance. The braking and driving
characteristics may be
gr eatly impaired. #
Do not continue driving. #
Consult a quali/ed specialist workshop. Countr
Countr
ies t
ies that hav
hat hav e Mer
e Mercedes-Benz Ser
cedes-Benz Ser vice24h:
vice24h:
yo u will /nd a stic ker with thete lephone number,
e.g. on the B‑pillar on the driver's side. #
Correct the tyre pressure if it is still at least
130 kPa (1.3 bar/19 psi). See the tyre pres-
sure table on the fuel /ller 0ap forva lues.
Incr
Incr easing t
easing t he tyr
he tyre pr
e pressure
essure #
Switch on the tyre in0ation compressor.
Decr
Decr easing t
easing t he tyr
he tyre pr
e pressure
essure #
Remo vethe tyre sealant bottle from the tyre
in0ation compressor. #
Insert the /ller hose in the soc ket of the tyre
in0ation compressor and turn it a quarter turn
clockwise. #
Press pressure release button Cnext to
manome terB.
When t When t he tyr he tyre pr
e pressur
essur e is corr
e is corr ect
ect #
Unscr ewthe /lling hose from theva lve of the
sealed tyre. #
Screw theva lve cap onto theva lve of the
sealed tyre. #
Stow the tyre sealant bottle and the tyre in0a-
tion compressor. #
Drive tothe nearest quali/ed specialist work-
shop and ha vethe tyre, tyre sealant bottle and
/lling hose replaced there. Breakdown assistance
365
365

Obser
vethefo llowing no tes if youwa nttoreplace
th e battery yourself:
R Alwaysre place a faulty battery with a battery
which meets the speci/c vehicle requ ire-
ments.
The vehicle is equipped with a 0eece batter y.
Fu llve hicle functionality is only guaranteed
with a 0eece batter y.Fo r saf etyre asons,
Mercedes-Benz recommends that you only
use batteries which ha vebeen tested and
appro vedfo ryo ur vehicle byMercedes-Benz.
R Use de tach able parts such as vent hoses,
elbow /ttings or term inal co vers from the bat-
te ry which is tobe replaced.
R Make sure that theve nt hose is alw ays con-
nected tothe original opening on the side of
th e batter y.
Fi t 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. T T
o
o w
w -st
-st ar
arting or to
ting or towing away
wing away P
P
er
er mitt
mitt edto
ed towing met
wing met hods (non plug-in h
hods (non plug-in h ybr
ybrid)
id) P
P
er
er mitt
mitt edto
ed towing met
wing met hods
hods
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. &
W
WARNING
ARNING Risk of accident when towing
with steering wheel lock
If th e steering wheel lock is engaged, you will
not be able tosteer theve hicle. #
When towing with a tow rope or tow bar,
alw ays switch on theve hicle. *
N NOOTE TE Damage totheve hicle due to tow-
ing awa y incor rectly #
Obser vethe inst ructions and no tes on
to wing away. V V
ehicles wit
ehicles wit h manual tr
h manual tr ansmission
ansmission
Bo th axles on
th egr ound Ye
s, maximum 50 km at
50 km/h
Fr ont axle
ra ised Ye
s, maximum 50 km at
50 km/h
Re ar axle
ra ised Ye
s, maximum 50 km at
50 km/h V
V
ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission
ansmission
Bo th axles on
th egr ound Ye
s, maximum 50 km at
50 km/h
Fr ont axle
ra ised Ye
s, maximum 50 km at
50 km/h
Re ar axle
ra ised Ye
s, maximum 50 km at
50 km/h 370
370
Breakdown assis
tance