1996 Mercury Sable Owner's Manual - Page 159

The doors may not lock automatically at the correct time if the driver: u shifts through gears without pressing the brake u shifts through gears quickly after starting the vehicle u releases their foot from the brake while someone has stepped out of the vehicle for a moment You can deactivate the system by using the buttons for the keyless entry system if you don't want to use the Autolock feature. To deactivate the Autolock system: 1. 2. 3. 4. Enter your permanent five-digit entry code (not the user code you may have set). Within 5 seconds, press and hold 7/8. Within 5 more seconds, press and release 3/4. Release 7/8. To reactivate the Autolock system, simply repeat the instructions for deactivating the system. By re-entering the code that deactivates the Autolock, the keyless entry system reinstates the Autolock feature. You can also deactivate or reactivate the Autolock feature by this method: 1. Make sure the anti-theft system is not armed or triggered, ignition is off, and all doors and liftgate are closed. Turn the ignition key from OFF to RUN. Press the door power unlock button 3 times. Turn the ignition key from RUN to OFF. 2. 3. 4. 132