Acura 2010 RL Owner's Manual page 173

Keyless Access System
Door Lock Prevention
If you open a door, pull its lock tab,
and shut it when the remote is inside
the vehicle, the driver's door will
unlock. Make sure you carry the
remote with you when you lock the
doors.
170
Locking the Trunk
PULL HANDLE
When you close the trunk with all
doors locked, the trunk will lock.
When you unlock all the doors with
the remote, built-in key or power
door lock master switch, the trunk
will unlock.
Use the pull handle when you close
the trunk.
2010 RL
Before closing the trunk, make sure
the remote is not in the trunk.
If you close the trunk when the
remote is in it, the system beeps, and
the trunk reopens.