Rear Wheel Steering Control Method and System for Cargo Trailer

The present disclosure provides a rear wheel steering (RWS) control method and system for a cargo trailer. The RWS control method may include determining a driving mode of a vehicle connected to the cargo trailer, executing an RWS control logic of the cargo trailer based on the driving mode and an input signal from the vehicle corresponding to the driving mode, and performing RWS control for the cargo trailer based on the RWS control logic.