Potential Equalization Cable, Removing And Installing, Electric Drive Power And Control Electronics: Installing
WARNING: This page is about a different car, the 2022 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
Install in the reverse order of removal while noting the following:
-- Install the electric drive power and control electronics. Refer to ELECTRIC DRIVE POWER AND CONTROL ELECTRONICS, REMOVING AND INSTALLING .