Normal Operation
WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.
The panic function is accomplished by the smart junction box (SJB) receiving a command message from the remote transmitter through the remote transmitter antenna, circuit 2906 (YE/RD) and circuit 2907 (WH/LB). The SJB processes the command and sends a signal activating the alarm and parking lamps.