Theory Of Operation
WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
The purpose of the diagnostic is to determine unique failure situations when multiple failures requiring conflicting limp-in actions occur. If conflicting limp-in actions are commanded, the mechanical limp-home mode is activated as the final limp-in action.