Normal Operation
WARNING: This page is about a different car, the 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
The status of the ABS system is sent to the instrument cluster from the ABS module over the communication network. The instrument cluster monitors the ABS input and illuminates the ABS warning indicator when a concern is present.