Ford 2000 Escort Owner's Manual page 59

Controls and features
A triggered system may also be
disarmed by inserting the key and
turning the ignition to ON/ACC or
by pressing the panic control.
Pressing the trunk control will
prevent the alarm from sounding
until the trunk is closed again.
Using the ignition key to unlock doors/trunk will not disarm the
anti-theft system.
Disarming a triggered anti-theft system
Press either the unlock or panic
control to disarm the system.
A triggered system may also be
disarmed by inserting the key and
turning the ignition to ACC or ON.
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