Just check, using VCDS softrware, the coding of 10- module. It's needed to be coded coorectly to the towbar, like below for example:

Address 10: Park/Steer Assist (J791) Labels: 1T0-919-475.clb
Part No SW: 3T0 919 475 C HW: 3T0 919 475 C
Component: PARKHILFE PLA H08 0005
Revision: -------- Serial number: 13991119501863
Coding: 318108
Shop #: WSC 33361 790 00001
VCID: 3D5FF6FFA41131F6BF5-8068


No fault code found.