Normal Operation and Fault Conditions
WARNING: This page is about a different car, the 2020 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
The SASM monitors steering wheel rotation speed, angle and direction of rotation and sends the information to the ABS module over the HS-CAN. A failure of the HSCAN, SASM or the internal sensors causes the ABS module to set one or more DTCs.