Another symptom of a potential problem with the door lock actuators are power door locks that do not function.
Prius door lock issues.
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Do it yourself repair shows door panel removal and then removing lock actuator.
You can set up the drivers door to unlock all as well.
If you need to change the electric.
If the door lock actuators fail they will disable the power door lock feature from working.
Toyota door lock repair.
With the smart key option there is a black button on the driver and passenger door and one other by the license plate that when any are pushed after closing doors will activate all the locks as you walk away from car.
Grabbing the passengers front door or the hatchback will unlock all doors.
And will unlock drivers door when handle is grabbed upon return.
Power door locks do not function.
Pressing the front of the hinge or the button on the hatchback will lock all of the doors.
Anywhere from five to ten feet.
The door locks may function correctly one moment and in the next will cease to operate.
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This will require the driver to use the key to lock or unlock the doors and can disable the power door locks completely for vehicles that do not use a traditional key such as newer luxury vehicles.
Grabbing the drivers door handle will unlock that door default setting.