Acura 2010 TL Owner's Manual page 173

Keyless Access System
If you wear a glove while grabbing a
front door handle, the door sensor
may be slow to respond or may not
respond by unlocking the doors.
If you do not open any of the doors
within 30 seconds, they will
automatically relock.
If a remote is within operating range
while you wash your vehicle or when
it is raining heavily, the door sensors
may respond by unlocking the doors.
170
Each unlock sensor does not operate
when:
The remote is not within the
operating range.
The remote is too close to the
vehicle.
When the doors are unlocked.
The remote battery is dead.
The vehicle battery is dead.
2010 TL
Locking the Doors
DOOR LOCK BUTTON
When you press the door lock button
on the front door, all the doors and
the trunk will lock.
Before locking the doors, make sure
the remote is not inside the vehicle.