Rear Door UNLOCK Detection Switch LH Circuit: Description
WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
The door unlock detection switch is built in the door lock assembly.
This switch is ON when the door lock knob is in the unlock position and OFF when it is in the lock position.
It is used as one of the operating conditions for the key confinement prevention function.