CITROEN DS4 Owner's Handbook Manual page 203

 Remove the storage box under the boot
carpet for access to the emergency release
crank.
 Pierce the protective cover D on the tube E
with the release crank.
 Introduce the release crank into the tube.
 Turn the release crank clockwise . For
safety reasons , it is essential to continue
turning the crank until it reaches its stop.
The parking brake is released.
 Remove the release crank and stow it with
the chocks in the storage box under the
boot carpet.
- Switch the ignition off and then on to
reinitialise the parking brake. If the
reinitialisation of the parking brake proves
impossible, contact a CITROËN dealer or a
qualified workshop.
- The subsequent time required for
application may be longer than during
normal operation.
For safety reasons, after this operation
it is essential to contact a CITROËN
dealer or a qualified workshop without
delay to replace the protective cover.
Following an emergency unlocking,
immobilisation of the vehicle is no
longer assured once the manual
emergency release has been deployed
and the manual control does not allow
the re-application of your parking
brake.
Take no action, either on the control
lever A , or stopping starting the engine
while the release device is engaged.
Take care not to allow moisture or dust
in the proximity of the protective cover.
201
Driving