CITROËN C4 Handbook page 256

In the event of a breakdown
Changing dipped beam headlamp
bulbs (on models with halogen
headlamps)
F Remove the protective cover by pulling the
tab.
F Disconnect the connector.
F Spread the springs to release the bulb.
F Pull the bulb out and change it.
To reassemble, carry out these operations in
reverse order.
When refitting, close the protective
cover carefully to preserve the sealing
of the headlamp.
254
Changing main beam headlamp
bulbs (on models with
type 1 halogen headlamps)
F Remove the protective cover by pulling
the tab.
F Disconnect the connector.
F Squeeze the springs to release the bulb.
F Pull the bulb out and change it.
To reassemble, carry out these operations in
reverse order.
Changing main beam headlamp
bulbs (on models with
type 2 halogen headlamps)
F Remove the protective cover by pulling
the tab.
F Disconnect the connector.
F Pull the bulb out and change it.
To reassemble, carry out these operations in
reverse order.