CITROEN DS3 Handbook page 224

changing the number plate lamp
bulbs (W5W)
F Insert a thin screwdriver into one of the
outer holes of the lens.
F Push it outwards to unclip.
F Remove the lens.
F Pull the bulb out and change it.
Third brake lamp (4 W5W bulbs)
F Open the boot.
F Remove the plugs A on the inner panel.
F Push on the centre of the lamp using two
screwdrivers to lever it outwards.
F Disconnect the connector and if necessary
the screenwash pipe from the lamp.
F Turn the bulb holder for the faulty bulb a
quarter of a turn.
F Pull out the bulb and change it.
To refit, carry out these operations in reverse
order.
Third brake lamp (LEds)
For the replacement of this type of LED lamp,
contact a CITRoËN dealer or a qualified
workshop.