DTC C1844-87: CAN Time-Out RCS: General Description
WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.
The front console switch (Road Control Selector : RCS) can change the driving mode by controlling the hydraulic motor by sending a signal to the AWD ECU when it is intended to change the driving mode (comfort, snow, mud, sand, etc.) depending on the conditions of the road surface.