DTC P0758-00: Shift Control Solenoid Valve 'B' (Clutch) Electrical: General Description
WARNING: This page is about a different car, the 2023 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.
The direct clutch control solenoid valve (DIR/C_VFS) is controlled by the current, and the PCM controls the hydraulic pressure by varying the current to minimize the shock, when the direct clutch is operated.