CITROËN Grand C4 Picasso Owner's Handbook Manual page 207

Charging the battery using
a battery charger
If the battery of your vehicle is fl at
or prior to taking the vehicle out of
service for an extended period, you
can charge the battery using a bat-
tery charger.
For information on the specifi cation
of battery chargers compatible with
your battery, refer to a CITROËN
dealer or a qualifi ed workshop.
Before disconnecting
Go to the battery.
Check that all of the openings -
doors, boot... - are closed but not
locked.
Wait at least four minutes after
switching off the ignition.
It is recommended that the battery
be disconnected if the vehicle is not
be used for more than a month.
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P R A C T I C A L I N F O R M A T I O N
Charging
Disconnect the (+) terminal.
Follow the instructions on use
provided by the manufacturer of
the charger.
Connect the red cable of the
charger to the (+) post of the bat-
tery, then the black cable to the
(-) terminal.
Once charging is complete, dis-
connect the charger cables in re-
verse order.
well away from naked fl ames and
sources of sparks, so as to avoid
any risk of explosion and fi re.
Do not try to charge a frozen bat-
tery; the battery must fi rst be
thawed out to avoid any risk of ex-
plosion. If the battery has frozen,
before charging, have it checked
by a CITROËN dealer or a quali-
fi ed workshop, who will ensure that
the internal components have not
been damaged and that the casing
is not cracked, which would intro-
duce the risk of a leak of toxic and
corrosive acid.
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The charging operation
must be carried out in a
well ventilated area and
Reinitialisation after
reconnection
After any reconnection of the bat-
tery, switch on the ignition and wait
at least one minute before starting,
to allow time for the initialisation of
the electronic systems.
By referring to the corresponding
sections, you should set or initialise
the following systems yourself:
- the date and time,
- the anti-pinch on the driver's
electric window and the sunroof.
- the panoramic sunroof blind,
- the multifunction screen
tings,
- the audio system or navigation
system settings,
Check that there no error message
or warning lamp comes on after
switching on the ignition.
However, if minor problems persist
after carrying out these operations,
contact a CITROËN dealer or a
qualifi ed workshop.
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