Audi R8 Spyder 2014 Owner's Manual page 189

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(D
Note
- Do not disconnect the vehicle battery
when the ignition is switched on or when
the engine is running, otherwise, you will
damage electronic components in the
electrical system .
- If your vehicle is going to stand for a
long period of time without being driven,
protect the battery from "freezing", oth -
erwise it will be damaged and will then
have to be replaced .
Charging the battery
Connections for charging the battery are lo-
cated in the Luggage compartment.
Fig. 146
Luggage compa rtm ent: batt e ry cover
Fig. 147
Luggage compartm ent : connec tors for a
charge r and jump start cables
Do
not
connect t he negative cable direc t ly to
the negative terminal on the battery . Connect
it to a
jump start pin
instead
c::.>
fig. 147 .
.. Always read and heed all WARNINGS
c::.>
.&.
in Working on t he ba ttery on page 186
and
Q
,&..
.. Switch off the ignition and all electrical con -
sumers .
.. Open the luggage compartment
lid
c::.>
page 3 3 .
Checking
and filling
187
.. Remove the battery cover
c::.>
fig. 146.
.. Connect the terminal clamps from the
charger to the battery terminal (red = "posi-
tive") and the jump start pin
c::.>
fig. 147
(black or brown= "negative") as specified.
.. Only now plug the mains lead for the charg -
ing equipment into the wall outlet and turn
it on .
.. When the battery is fully charged: Turn the
charging equipment off and remove the
mains lead from the wall outlet .
.. Now remove the clamps for the charging
equipment .
.. Install the battery cover.
.. Close the luggage compartment
lid
c::.>
page
3 3.
When charging at
low
voltages (e.g. with a
trickle charger),
the battery cables do not
have to be disconnected first. Before charging
at
high
voltages, i.e .
"fast charging",
you
must disconnect both cables. In either case,
follow the instructions from the manufacturer
of the charger.
Fastcharging a battery is
dangerous
c::.>
.&.
in
Working on the battery on page 186 .
It re-
quires special charging equipment and the
knowledge to go with it. We recommend hav-
ing your battery fast charged only by a quali-
fied workshop .
A discharged battery can
freeze
at tempera-
tures of only 32 °F (0 °C). Allow a frozen bat -
tery to thaw completely before attempting
to
charge it
c::.>
& .
However, we recommend not
using a thawed battery again because the bat-
tery casing can be cracked due to ice forma-
tion and can leak battery acid .
Do not open the battery caps when charging
the battery.
WARNING
Charging a battery can be dangerous.
- Never charge a frozen battery. It may ex-
plode because of gas trapped in the ice .
Allow a frozen battery to thaw out first.
- Do not reuse batteries which were fro-
zen. The battery housing may have

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