In the latch mechanism
It's located outside the drivers door. First, you must determine who is knocking on your door. Then after that you can open the door to reveal the knock sensor or if it is a manual knock sensor roll down the window and simply say "Hello" to the knocker. Hope this helps.
If sensor is located inside the door latch (like Lincoln) Sspray liberally with WD-40 operate door several times and then spray with silicone
The latch mechanism on a 2000 Lincoln, typically found in models like the Lincoln Town Car, is located within the door assembly. It is situated near the rear edge of the door, where it engages with the striker plate on the vehicle's body when the door is closed. To access it, you may need to remove the door panel. If you are referring to the trunk latch, it is located at the rear of the trunk compartment, near the center.
The door sensors are inside the door locks. If your door sensor are sticking causing the interior light to stay on. Spray some WD-40 on all the door jams including the tailgate.
In my Honda Odyssey (2000), the door is located on the front of the navigation unit DVD unit under the passenger seat. If this door is left open, or if the door sensor pin on the door is broken, the navigation system will not function
The door ajar sensor, on a 2005 Ford escape, is located inside the door panel behind the door lock. There is a sensor on each door.
On a 2000 Cadillac ETC (Eldorado Touring Coupe), the door open sensor is typically located in the door latch mechanism. Each door has its own switch, which is activated when the door is opened or closed. These sensors are usually found within the door frame or in the latch assembly, and they send signals to the vehicle's computer to indicate whether a door is open or closed. If you're troubleshooting, it's advisable to inspect the wiring and connections at these locations.
by taking door panel off
the door sensors are part of the door latchinside the door
Ford usually has sensors inside the door on top of latch
Neon door sensor is located in the door latch. The closed door creates a complete circuit through a ground wire. The completed circuit shuts the light off.
The door lcok interphase computer on a 2000 Lincoln Town car is found inside the glove box. There is a cover piece that hides the wiring inside the glove box.