Arming System
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1993 Mercury Cougar, 1993 Lincoln Town Car, 1993 Lincoln Mark VIII, 1993 Lincoln Continental, and 1993 Ford Thunderbird. However, it is still accessible from the selected car via links, so may be relevant.
Use the following input sequence to arm system. Turn off ignition switch. Open a door. Anti-theft indicator will flash. Lock doors using power door locks or keyless entry code. Close all doors. Wait about 30 seconds for anti-theft indicator to go out. System is now activated.