service MERCEDES-BENZ GLA SUV 2020 Service Manual

Coolan
t
Imp ortant safety notes G
WAR
NING
If ant ifreez ecom esintocon tactwit hhot
com ponents intheen gin ecom partmen t,it
may ignite.Ther eis aris kof fireand injury.
Let theen gin ecoo ldown before you add
ant ifreez e.Mak esure that ant ifreez eis no t
spille dne xt to thefille rne ck.Thor oughl y
cle an theant ifreez efrom com ponents
bef ore start ing theen gin e.
! On
lyadd coolant that has been premixed
wit hth edesir edant ifreez epro tection .You
coul dot her wise damag eth een gin e.
You canfindaddit ionalno teson thecoo lant
in thefoll owin gplac es:
R in theMer cedes-Ben zSpe cificat ionsfor
Ser vicePro duct s,MB BeV o31 0.1
- on theIn te rn et at
ht tp :/ /be vo.mer cedes-ben z.com
- on theMer cedes-Ben zBeV oapp
R aqualif iedspec ializedwork shop
! Always
useasuit able coolant mixture,
eve nin coun tries wher ehigh temper atures
prev ail.
Ot her wise, theen gin ecoo lingsyst emisno t
suff iciently pro tected from corrosion and
ove rheatin g.
i Hav
eth ecoo lant regularly replaced ata
qualif iedspec ialist workshopand the
repl acem entcon firmed intheMain tenan ce
Boo klet.
Comp lywit hth eimpo rtant safe tyno tesfor
ser vicepro duct swhen handlingcoo lant
(Y page 335).
The coolant isamix tureof wate rand corro-
sion inhibit or/ antifreez econ centrate .It per-
for ms thefoll owin gtas ks:
R ant i-corr osio npro tection
R ant ifreez epro tection
R rais ingtheboilin gpoin t
If th ecoo lant hasantifreez epro tection down
to -35‡ (-3 7†), theboilin gpoin tof thecoo l-
ant durin goper ationis appro ximately26 6‡
(13 0†) . Th
eant ifreez econ centrate /corr osio ninh ibit or
con centratio nin theeng inecoo ling system
shoul d:
R be atleast 50%. This willprot ecttheeng ine
coo ling systemagain stfreez ing down to
appro ximately-35‡ (-3 7†)
R no texc eed 55%(ant ifreez eprot ection down
to -49‡ [-4 5†]). Other wise, heatwillnot
be diss ipatedaseffect ively
Mer cedes-Ben zrec omm endsa coo lant orcor -
ros ion inhibit or/ antifreez econ centrate in
acc ordan cewith
MB Specificat ionsfor ServicePro duct s31 0.1.
i When
thevehicle isfirst delivered, itis fil-
led with acoolant mixturethat ensures ade-
quate antifreezeandanti- corrosion protec -
tion.
i The
coolant ischeck edwith every mainte-
nanc einter valataqualified specialist work-
shop.
Filling capacit ies Model Capacit
y Mercedes
‑AMG
vehicles Approx
.12. 6US qt
(11. 9l) Al
lot her models Approx.
8.2USqt
(7.8 l) Windshi
eldwashe rsystem
Important safetynotes G
WARNING
Windsh ieldwa sher concentrate ishigh ly
flamm able.Ifwind shieldwa sher concentrate
gets onto hotcomponents ofthe engine or
the exhau stsystem ,it can ignite. Thereisa
risk offire and injury .
Make surethatwind shieldwa sher concen-
trate isnot spilled inthe vicinity ofthe filler
neck.
! Only
MBSummerFi tand MBWinterFit
wa sher fluidshou ldbe mixed together. The
spra ynozzles mayotherwi sebecome
blocked . Servi
ceproducts andfilling capaci ties
339Techn ical data Z

Do
not usedisti lled orde-io nize dwa ter. Othe r-
wi se, the level sen sor maygi ve afa lse rea ding.
Wh enhandl ing washe rflu id,ob ser vethe
imp orta ntsafety note son servicepro ducts
(Y page 335 ).
At temp eratures above freezi ng:
X Fillthe washe rflu idres ervoirwi th amix ture
of wa ter and winds hield wa she rflu id,e.g .
MB Sum merFit.
Add 1pa rtMB Sum merFitto100 parts water.
At temp eratures below fre ezi ng:
X Fillthe washe rflu idres ervoirwi th amix ture
of wa ter and washe rflu id,e.g .MB WinterF it.
For thecorr ectmixing ratio referto the
info rma tionon the antifreeze reservoir.
i Add
winds hield wa she rflu id,e.g .MB Sum -
mer FitorMB WinterF it,to the washe rflu id
al lye ar rou nd. Cl
imate contro lsys tem refrigeran t
Impo rtant safety notes The
clima tecontro lsy stem ofyour veh icleis
fil led wi th ref rigera ntR‑134a .
The instructio nlabe lreg arding the refrigera nt
typ eus ed can befou ndonthe left, on the
und erside of the hood.
! Onl
ythe refrigera ntR‑134a andthePAG
oi lap pro ved byMe rced es-Benz maybe
us ed .The appro ved PAG oilma ynot be
mix edwith any othe rPAG oiltha tis not
ap pro ved forR-1 34a refrigera nt. Othe rwise,
the clima tecontro lsy stem maybe dam-
ag ed .
Serv icework, such asrefilling with ref rigera nt
or rep lacing comp onentparts, mayonl ybe
car riedou tby aqu alifi ed speci alistwo rksh op.
All applica ble reg ulati ons, aswellas SAE
sta nda rdJ639, mustbe adhe red to.
Alw aysha ve workon the clima tecontro lsy s-
tem carriedou tat aqu alifi ed speci alistwo rk-
sho p. Ref
rigeran tin struc tionlab el Exam
ple: ref rigera ntins tructio nlabe l
0043 Sym bol
0044 Refrige rant filling cap acity
0087 App licab lesta nda rds
0085 PAG oilpa rtnum ber
0083 Type ofref rigera nt
Sym bols0043 advis eyo uab ou t:
R Po ssi ble da nge rs
R Hav ingservicewo rkcar riedou tat aqu ali-
fie dsp eci alistwo rksh op
Fi llin gca pac ities Me
rce des‑ AMG
ve hic les Ca
pac ity Ref
rigeran t 23.6
±0.4 oz
(67 0±10 g) PA
Goil 4.2
oz
(120 g) All
other models Capacity
Refrigerant
22.9
±0.4 oz
(650 ±10 g) PA
Goil 4.2
oz
(120 g) 340
Servic
eproducts andfilling capaci tiesTechni caldata