Your bad clone of VCDS is the problem, not the gateway in terms of being able to communicate with it.
Clock won't be correct because the instrument cluster software is too old. Only solution is install a newer cluster (this involves immobilizer matching).
For park assist you need to disable RVC low in byte 19 of 5F coding, and also disable in adaptations:
ENG122229-ENG117710-Car_Function_List_BAP_Gen2-parking_assist_0x0A -> not active
ENG122227-ENG117496-Car_Function_Adaptations_Gen2-menu_display_pdc -> not active
ENG122227-ENG117498-Car_Function_Adaptations_Gen2-menu_display_pdc_over_threshold_high -> not active
ENG122228-ENG117685-Car_Function_List_CAN_Gen2-PDC_audio_lowering -> not available