Door Key Lock / Unlock Switch 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 lock and unlock switch is built in the door lock assembly.
This switch is ON when the door key is in the unlock position and OFF when the door key is in the lock position. It is used as one of the operating conditions for the key confinement prevention function.