1997 Mercury Tracer Owner's Manual - Page 51

Controls and features Press once to arm the anti-theft system. The THEFT light in the instrument cluster illuminates until the arming procedure is complete. After the arming procedure is complete, the THEFT light flashes. LO CK U LO N CK NIC TR UN K PA LO CK U LO N CK PA NIC Disarming an untriggered system Press once to disarm the untriggered anti-theft system. If the driver armed the system but did not exit the vehicle, the system can also be disarmed by inserting the key and turning the ignition to ON. The system will not disarm by using the key in any door/trunk lock cylinder. LO CK U LO N CK PA NIC TR UN K LO CK U LO N CK PA NIC 51