CITROËN DS5 Owner's Handbook Manual page 207

Starting using another
battery
Connect the red cable to the positive
terminal (+) of the flat battery A , then to the
positive terminal (+) of the slave battery B .
Connect one end of the green or black
cable to the negative terminal (-) of the
slave battery B.
Connect the other end of the green or black
cable to the earth point C on your vehicle
(engine mounting).
Operate the starter, let the engine run.
Wait until the engine returns to idle and
disconnect the cables.
Practical information
Charging the battery using
a battery charger
The Stop & Start battery does not have
to be disconnected for charging.
Disconnect the battery from the vehicle,
if necessary.
Follow the instructions for use provided by
the manufacturer of the charger.
Reconnect starting with the negative
terminal (-).
Check that the terminals and connectors
are clean. If they are covered with sulphate
(whitish or greenish deposit), remove them
and clean them.
After refitting the battery, the Stop &
Start system will only be active after
several hours depending on the climatic
conditions and the state of charge of the
battery (up to about 8 hours).
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