The back door can be locked/unlocked and opened/closed by the following procedures.
Automatic door locking and unlocking systems
Locking and unlocking the back doorWarning message and warning buzzer list
Warning message
Details/actions
Color display only
Indicates that:
there is a high possibility of a frontal collision;
or
the pre-collision braking function is operating
a buzzer also sounds.
Slow the vehicle by ...