Acura MDX 2017 Owner's Manual page 145

uuLocking and Unlocking the DoorsuLocking/Unlocking the Doors from the Outside
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Locking/Unlocking the Doors Using a Key
If the keyless access remote battery or the vehicle battery is dead, use the key instead
of the keyless access remote.
2 Replacing the Button Battery P. 501
Lock
■
Locking a Door Without Using a Key
■
Lockout prevention system
The doors and tailgate cannot be locked when the keyless access remote is inside
the vehicle.
144
Fully insert the key and turn it.
Unlock
■
Locking the front doors
Push the lock tab forward
master door lock switch in the lock direction
, and close the door.
b
■
Locking the rear doors
Push the lock tab forward and close the door.
1Locking/Unlocking the Doors Using a Key
When you lock the driver's door with a key, all the
other doors and tailgate lock at the same time. When
unlocking, the driver's door unlocks first. Turn the
key a second time within a few seconds to unlock the
remaining doors and the tailgate.
You can customize the door unlock mode setting.
2 Customized Features P. 123, 285
1Locking a Door Without Using a Key
When you lock the driver's door, all the other doors
and tailgate lock at the same time.
or push the
a
Make sure you have the key in your hand when you
lock the driver's door, any of the other doors or the
tailgate, otherwise you may end up locking the key
inside the vehicle.