PEUGEOT 208 Handbook page 40

Access
Back-up door locking
For mechanically locking and unlocking the doors in the event of a fault with the central locking
system or a battery failure.
Driver's door
Insert the key in the lock to lock or unlock the
door.
38
Passenger doors
F On the rear doors, check that the child lock
is not on.
F Remove the black cap located on the edge
of the door, using the key.
F Insert the key into the aperture without
forcing, then without turning, move the
latch sideways towards the inside of the
door.
F Remove the key and refit the cap.