They were an available option.
You can find keyless door locks for domestic properties at Go Keyless online. They sell remote dead bolt locks, remote door knob and remote lever handle locks. They are available to fit any decor in your home.
Is the remote's battery dead?
replace master switch for door locks
The door locks are not computer controlled.
my discovery 3 rear door lock will not lock with remote
Check fuses
that is the way it was designed,it is a safety feature so ou can not lock keys in vehicle
An electromagnetic solenoid door lock can be latched or opened from a remote location. Solenoid door locks are mainly used in automotive doors and remote security access.
The side door locks in this vehicle have features such as keyless entry, remote locking, and child safety locks. They function to secure the doors and prevent unauthorized access to the vehicle.
The batteries may be dead on the remote.
In a 2003 Kia Sorento, the fuse that controls the remote door locks and the clock is typically located in the interior fuse box. This fuse is often labeled as "Door Lock" or "Clock." It’s advisable to consult the owner’s manual for the exact fuse designation and its location for accurate identification. If the remote door locks or clock are not functioning, checking this fuse would be a good first step.
needs to be synced or the battery is dead