2021 Audi A4 / S4 — Owner's Manual – Page #246

Posted on 12 Oct, 2020
Model: 2021 Audi A4 / S4
Pages: 304


File size: 108 MB

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Wheels
—Only
use
tires
that
are
more
than
six
years
old
when
abso-
lutely
necessary
and
drive
carefully
when
doing
so.
—Do
not use
run-flat
tires
on
your
vehicle.
Using
them
when
not
permitted
can
lead
to
ve-
hicle
damage
or
accidents.
—If
you
install
wheel
covers
on
the
vehicle,
make
sure
they
al-
low
enough
air
circulation
to
cool
the
brake
system.
If
they
do
not,
this
could
increase
the
risk
of
an
accident.
Tire
wear
and
damage
N
LA
Fig.
166
Tire
profile:
treadwear
indica-
tor
Tire
wear
Check
the
tires
regularly
for
wear.
D
Obey
any
applicable
regulations
in
the
country
where
the
vehicle
is
being
oper-
ated.
244
—Inflation
pressure
that
is
too
low
or
high
can
increase
tire
wear
considerably.
—Driving
quickly
through
curves,
rapid
acceleration,
and
heavy
braking
increase
tire
wear.
—Have
an
authorized
Audi
dealer
or
authorized
Audi Service
Facili-
ty
check
the
wheel
alignment
if
there
is
unusual
wear.
—Have
the
wheels
rebalanced
if
an
imbalance
is
causing
noticeable
vibration
in
the
steering
wheel.
If
you
do
not,
the
tires
and
other
vehicle
components
could
wear
more
quickly.
Treadwear
indicator
Original
equipment
tires
contain
treadwear
indicators
in
the
tread
pattern,
which
are
bars
that
are
1/16
inch
(1.6
mm)
high
and
are
spaced
evenly
around
the
tire
per-
pendicular
to
the
running
direc-
tion
>
fig.
166.
The
letters
“TWI”
or
triangles
on
the
tire
sidewall
indicate
the
location
of
the
tread-
wear
indicators.
The
tires
have
reached
the
mini-
mum
tread
depth
!)
when
they
>

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