Component Functional Description - E-Drive Mode Select Switch
WARNING: This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
The Hybrid Control Processor (HCP) communicates with the E-Drive Mode Select Switch status through a LIN Bus circuit. The HCP can determine a loss of communication with the switch, or a stuck mode select button.