See also:

Passenger safety
Seat belts and front passenger's airbag The seat belt fastened/unfastened status for each seat category is indicated by the lighting or flashing of the warning lamps linked to each position: ...

Operating fault
If this warning lamp comes on, accompanied by an audible signal and a message on the multifunction screen, this indicates a malfunction of these systems. Have the systems checked by a CITRO&Eu ...

From outside
After unlocking the vehicle using the remote control or the key, pull the door handle. ...