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Che
ck
ing and Fill in
g
sure you are using the correct brake f luid
.
The correct type of brake fluid is also indi-
cated on the brake fluid reservoir
.
-
The brake fluid must be new. Heavy use of
the brakes can cause a vapor lock if the
brake fluid is left in the system too long.
This can ser iously affect the effic iency of
the brakes as well as your safety
.
This
could res ult in an accident.
(D
Note
Brake flu id will damage the paint of your vehi-
cle
.
@
For the sake of the environment
Because of the problem of proper d isposa
l
of
brake fluid as well as the spec ia
l
tools re-
quired and the necessary expertise, we
rec-
ommend tha
t
you have the brake fluid
changed by your author ized Audi dealer.
Battery
General information
The battery in your Audi does not need any ma in-
tenance under
normal
operating conditions. Aud
i
recommends having the electro lyte level check by
an author ized Audi dealer or author ized Audi
Service Facility when the re a re
high
outside tem-
pe ratu res or when dr iving a
ll
day. The electroly
t
e
leve
l
sho
uld
a lso be checked ea ch t ime the bat
-
t
ery is charged
9
page 210
.
Have the battery checked when you br ing you
r
ve-
hicle in fo
r
an inspec
t
ion.
It
is a good idea
t
o re-
place the batte ry if
it
is more
t
han 5
yea
rs old
.
During certai
n
types of a irbag dep loyments, the
battery is disconnect ed from
t
he vehicle electr i-
cal system fo
r
safety reasons
9
.&.
in Repair, care
and disposal of the airbags on page 163.
Disconnecting the battery terminals
Some veh icle functions (such as power windows)
are not ava ilable when
t
he batte ry is disco nnect-
ed. These functions must be programmed after
the ba
tt
ery is reconnec
t
ed. To avoid having to do
t
his
,
on ly disconnect
t
he
bat
tery from
t
he veh icle
208
electrica
l
sys
t
em when that is necessa ry to pe r-
form repairs.
To reprogram
t
he func
t
ion s, proceed as fo llows:
Function
Reprogramming
Powe
r
window one-
9
page 41, Correcting
t
ouch up/down
func-
power window malfunc-
t
ion
tions
Remote control key
or
If the vehicle does not
Conve nience key
reac
t
to the
key,
it must
be synchronized
9
page 35
Digita
l
clock
9
page 10
ESC indi cato
r
light
The ind icator light goes
out afte
r d
riving
a
few
meters
Not running the vehicle for long periods of
time
If you do not d rive your vehicle for several days or
weeks, e lectr ica
l
components are gradua lly re-
duced or switched off. This red uces energy con-
sumption and maintains the vehicle's ability to
start over a long per iod of t ime
¢
page 128.
Some conven ience functions
,
such as inter ior
light ing or power seats* may not wo
rk.
These
convenienc
e
functions w ill be availabl
e
agai
n
o nce you
switc
h the ig nit ion on and sta
rt
the en
-
gine.
Winter operation
During the winter months
,
it is common for the
batte ry capaci ty to dec rease as the tempe rat ures
become lower
.
This is because more powe
r
is
needed to start the vehicle and componen
t
s such
as
t
he he ad lights and
t
he rear window defogger
are used more frequent ly.
Avoid using powe
r
unnecessar ily, especially in
city dr iving
or
o
n
short
t
rips
.
Have your
aut
hor-
ized Audi de
a
ler or
a
uthor ized Audi Service Facili-
ty check the ba
tt
ery capacity before the start of
winter
¢
page 210.
A well-charged battery will
not only reduce starting problems in cold weath-
er, but it will a lso last longer
.
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