Ford 2003 Mustang Workshop Manual page 3843

GEM will lock all the doors.
Remote Keyless Entry Luggage Compartment Operation
The luggage compartment lid is released whenever the GEM detects a valid remote transmitter
luggage compartment release transmission.
Panic Alarm Operation
The panic alarm feature allows the vehicle to initiate an alarm for 2.75 minutes to identify itself using a
valid remote transmitter. The panic alarm is activated whenever the GEM detects the ignition switch is
in the OFF position or if the key is removed from the ignition, and the GEM detects a valid PANIC
response from the remote transmitter. When the panic alarm is activated, the GEM:
illuminates the courtesy lamps.
flashes the parking lamps.
toggles the horn on and off.
The panic alarm is deactivated whenever GEM detects:
if the key causes a transition of the ignition switch circuits to
ACC.
RUN.
START.
the remote transmitter
panic button.
unlock button.
The panic alarm is also deactivated after 2.75 minutes have gone by.
Remote Transmitter Programming Operation
This feature allows the customer to program up to four different transmitter identification codes (TIC)
for four remote transmitters to the vehicle at any time. For additional information, refer to
Programming—Keyless Entry Remote Transmitter
Inspection and Verification
1. The keyless entry system is a generic electronic module (GEM).
2. Verify the customer concern by using the remote transmitters to operate the keyless entry
system.
3. Visually inspect for the following obvious signs of mechanical and electrical damage.
Visual Inspection Chart
.