Normal Operation
WARNING: This page is about a different car, the 2005 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
When the remote transmitter PANIC button is pressed, the SJB grounds the horn relay which supplies power to circuit 1 (DL) to activate the horn. The SJB also grounds the park lamp relay which supplies power to circuit (BR) to activate the parking lamps.