Battery replacementUse approved vehicle batteries only
Only use vehicle batteries that have been
approved for your vehicle by the manufacturer;
otherwise, the vehicle could be damaged and
systems or functions may not be fully availa‐
ble. ◀
After a battery replacement, have the battery
registered on the vehicle by your service center
to ensure that all comfort functions are fully
available and that any Check Control messages
are no longer displayed.
Charging the battery
Note Do not connect charging devices to the
12 volt socket in the vehicle
Do not connect battery chargers to the factory-
installed 12 volt sockets in the vehicle as this
may damage the vehicle battery due to an in‐
creased power consumption. ◀
General information Make sure that the battery is always sufficiently
charged to guarantee that the battery remains
usable for its full service life.
The battery may need to be charged in the fol‐
lowing cases:▷When making frequent short-distance
drives.▷If the vehicle is not used for prolonged peri‐
ods, longer than a month.▷Automatic transmission: when parked for
long periods of time in selector lever posi‐
tion D, R or N.
Starting aid terminals
In the vehicle, only charge the battery via the
starting aid terminals, refer to page 202, in the
engine compartment with the engine off.
Power failure
After a temporary power loss, some equipment
needs to be reinitialized.
Individual settings need to be reprogrammed:▷Time: update.▷Date: update.
Disposing of old batteries Have old batteries disposed of by your
service center or bring them to a recy‐
cling center.
Maintain the battery in an upright position for
transport and storage. Secure the battery so
that it does not tip over during transport.
Fuses Hints Replacing fuses
Never attempt to repair a blown fuse and
do not replace a defective fuse with a substi‐
tute of another color or amperage rating; this
could lead to a circuit overload, ultimately re‐
sulting in a fire in the vehicle. ◀
Replacing fuse
The fuses are located in the passenger footwell
under the dashboard.
1.To open, loosen screws, arrow 1.2.Fold down the fuse holder, arrow 2.Seite 199Replacing componentsMOBILITY199
Online Edition for Part no. 01 40 2 927 905 - II/14
