CITROEN C5 2011 Owner's Handbook Manual page 192

Wing-mounted lamps
Remove the lateral boot trim A .
To do so:
Pull it towards towards the inside
XI
of the boot.
Pull it upwards.
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P R A C T I C A L I N F O R M A T I O N
Disconnect the connector B .
Unscrew the fi xing nut C .
Remove the lamp from its housing.
Detach the bulb holder D .
Replace the faulty bulb.
Refi t the bulb holder D .
Place the lamp in its housing.
Screw in the fi xing nut C .
Refi t the connector B .
Refi t the trim A .
You can use the wheelbrace to screw
or unscrew the fi xing nut C .