Does it actually work if you don't have electric seats?
That's cool cheers
I enabled this today and works and I don't have memory seats etc in my 2013 black edition a4.
Go to module 52 door elect
Long coding helper
Tick bite 2 - reverse gear mirror dipping active
Click no for try the values currently in the module.
Turn car off and on.
Put mirror switch to passenger and put car in reverse