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The added amount of acid is sufficient for
the service life of the battery.
More information about the battery can be
requested from a dealer’s service center or
another qualified service center or repair
shop.
Replacing the vehicle battery
General information
The manufacturer of your vehicle recom-
mends that you have a dealer’s service cen-
ter or another qualified service center or re-
pair shop register the vehicle battery to the
vehicle after the battery has been replaced.
Once the battery has been registered again,
all comfort features will be available with-
out restriction and any Check Control mes-
sages displayed which relate to comfort fea-
tures will disappear.
Safety information
NOTICE
Vehicle batteries that are not compatible
can damage vehicle systems and impair
vehicle functions. There is a risk of per-
sonal and property damage. Only vehicle
batteries that are compatible with your ve-
hicle type should be installed in your vehi-
cle. Information on compatible vehicle bat-
teries is available at your dealer’s service
center.
Charging the battery
General information
Make sure that the battery is always suffi-
ciently charged to guarantee that the bat-
tery remains usable for its full service life.
A discharged battery is indicated by
a red indicator light.
The battery may need to be charged in the
following cases:
– When making frequent short-distance
drives.
– If the vehicle is not used for more than a
month.
– Steptronic transmission: when parked
for long periods of time in selector lever
position D, R or N.
Safety information
NOTICE
Battery chargers for the vehicle battery
can work with high voltages and currents,
which means that the 12 volt on-board
network can be overloaded or damaged.
There is a risk of damage to property. Only
connect battery chargers for the vehicle
battery to the starting aid terminals in the
engine compartment.
Starting aid terminals
In the vehicle, only charge the battery via
the starting aid terminals, refer to
page 308, in the engine compartment with
the engine off.
Power failure
After a power loss, some equipment needs
to be newly initialized or individual settings
updated, for example:
– Time: update.
– Date: update.
– Seat and mirror memory: store the posi-
tions again.
– Glass sunroof: initialize the system.
Seite 303
Replacing components MOBILITY
303
Online Edition for Part no. 01402723862 - VI/18
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