Warning. When working inside doors, wear gloves to avoid scratching your hands on the sharp edges of the door panels.
Door lock
1. Lift the glass, then remove the door trim and protective covering (see paragraph 15).
2. Inside the door, disconnect the rod connecting the outside handle to the lock and the rod connecting the lock to the cylinder. Disconnect the rod connecting the inner handle to the lock, as well as the rod of the central lock actuator from the lock rod.
3. All the rods in the lock are secured with plastic clips. To disconnect the rod, first unhook the retainer portion from the rod, then remove the rod from the retainer hole. On models with central locking, disconnect the electrical connector from the lock.
4. Remove the screws securing the lock to the door (figure 17.4), remove the lock from the door.
5. Installation is performed in the reverse order of removal.
Lock cylinder and external handle
6. To remove the outside handle and lock cylinder, lift the glass, then remove the door trim and protective covering (see paragraph 15).
Caution: Be careful not to scratch the paint on the door. To secure the door, apply electrical tape around the outside handle.
7. Disconnect the outer handle rod from the lock rod, the cylinder rod from the lock rod, and (in the Ford Probe model) locking device for fastening the switch to the lock cylinder (figure 17.7).
8. In the Ford Probe model, remove the rubber plugs from the door and unscrew the nuts securing the outer handle through the holes (figure 17.8,a). In the Mazda model, unscrew the handle mounting nuts (figure 17.8.6,c).
The original article is available on [Mazbook]
9. Remove the handle with the lock cylinder from the vehicle. To remove the cylinder from the handle in a Mazda model, you need to remove the retainer. On models with central locking, disconnect the wiring connector and remove the cylinder from the handle.
10. Installation is carried out in the reverse order of removal.