Nissan X-Trail e-POWER 2023 Owners Manual
6.6.2.3. Power close and lock
When the back door is fully opened and the Intelligent Key is carried with you near the back door, all the doors and the back door will lock and the back door will fully close automatically by pushing the power back door lock switch (E) on the lower part of the back door.
The outside chime sounds when the back door starts closing.
Owners Manual