A system for a vehicle includes a first input device and a second input device that provides a plurality of selectable input options. The plurality of selectable input options comprises a plurality of control input options for controlling a plurality of vehicle functions and an association input option for associating the first input device with at least one vehicle function suggested from among the plurality of vehicle functions. The at least one vehicle function is suggested based on historical use of the control input option that controls the at least one vehicle function and an accessibility score of the control input option.