fuel consumption MERCEDES-BENZ GLA SUV 2020 Owner's Manual

Underinflated
tiresmay:
R overheat, leadingtotire defects
R adversely affecthandling
R wear excessively and/orunevenly
R have anadverse effectonfuel consumption
Overinflated tires G
WARNING
Tires withexcessively highpressure can
burst because theyaredamage dmore eas-
ily by road debris, potholes etc.Inaddition,
they alsosuffer fromirregula rwear, which
can severely impairthebraking properties
and thedriving characteristics. Thereisa
risk ofan accident.
Avoid tirepressures thataretoo high inall
the tires, including thespare wheel.
Overinflated tiresmay:
R increase thebraking distance
R adversely affecthandling
R wear excessively and/orunevenly
R have anadverse effectonride comfort
R be more susceptible todamage
Maximum tirepressures 0043
Example: maximum permissibletire pres-
sure
Never exceed themaximum permissibletire
inflation pressure. Alwaysobserve therecom-
mended tirepressure foryour vehicle when
adjusting thetire pressure (Ypage 308).
i The
actual valuesfor tires arevehicle-spe-
cific andmay deviate fromthevalue sin the
illu stration. Checki
ngthe tire pressures
Importa ntsafety notes The
tirepressure monitordoesnotwarn you
of:
R incorrect lyset tire pressure
R sudden lossoftire pressure, e.g.from afor-
eign object thathaspenetrated thetire
Observe thenotes ontire pressure
(Y page 308).
Information onair pressure forthe tires on
your vehicle canbefound:
R on the vehicle's TireandLoading Informa-
tion placard onthe B-pillar
R in the tire pressure tableinthe fuel filler flap
(Y page 144)
R in the "Tire pressure" section
Checki ngtire pressures manually To
determine andsetthe correct tirepressure,
proceed asfollows:
X Remove thevalve capofthe tire that isto
be checked.
X Press thetire pressure gaugesecurely onto
the valve.
X Read thetire pressure andcompare itto the
recommended valueonthe Tire andLoading
Information placardorthe tire pressure
table (Ypage 308).
X Ifthe tire pressure istoo low, increase the
tire pressure tothe recommended value.
X Ifthe tire pressure istoo high, release air.
To do so, press downthemetal pininthe
valve, usingthetipofapen forexample.
Then check thetire pressure againusing the
tire pressure checker.
X Screw thevalve caponto thevalve.
X Repea tthese stepsforthe other tires. Tire
pressure losswarning system
(Canada only)
General notes While
thevehicle isin motion, thetire pres-
sure losswarning systemmonitors thesettire
pressure usingtherotational speedofthe
wheels. Thisenables thesystem todetect sig-
nificant pressure lossinatire. Ifthe speed of Tire
pressure
311Wheelsandtires Z