Theory Of Operation
WARNING: This page is about a different car, the 2021 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
The Brake System Control Module (BSCM) monitors the internal communications between the Electronic Brake Booster and the Brake Pedal Travel (BPP) Sensor(s). If BPP Sensor information is out of range or receiving faulty information then this failure will set.