CITROEN DS4 Owner's Handbook Manual page 165

Child seat in the front *
"Rearward-facing"
When a "rearward-facing" child seat is installed
on the front passenger seat , adjust the seat
to the intermediate longitudinal and highest
position, with the backrest straightened.
The passenger airbag must be deactivated.
Otherwise, the child would risk being
seriously injured or killed if the airbag were
to inflate .
"Forward-facing"
When a "forward-facing" child seat is installed on
the front passenger seat , adjust the vehicle's
seat to the intermediate longitudinal and highest
position with seat backrest straightened and
leave the passenger's airbag activated.
Ensure that the seat belt is correctly
tensioned.
For child seats with a support leg,
ensure that the support leg is in stable
contact with the floor. If necessary,
adjust the passenger seat.
Passenger seat adjusted to the intermediate
longitudinal and highest position.
* Refer to the current legislation in your country
before installing a child seat on this seat.
163
Child safety