Toyota Venza 2009 Owner's Manual page 29

1-2. Opening, closing and locking the doors
Back door
30
Press the unlock button to
unlock the door.
The door cannot be unlocked for
3 seconds after the door is
locked.
Lock the back door again when
you leave the vehicle. The back
door will not lock automatically
after it has been opened and then
closed.
Press the lock button to lock the
doors.