Antenna Amplifier -R24- / Antenna Amplifier 2 - R111-, REMOVING AND INSTALLING: Removing

-- Turn off the ignition and all electrical equipment. Set the ignition key outside of the vehicle.

-- Remove the rear lid upper trim panel. Refer to REAR LID UPPER TRIM PANEL, REMOVING AND INSTALLING .

-- Release and disconnect the connectors -2 and 4- from the antenna amplifier -1-.

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the screw -3- several turns and remove the antenna amplifier -1- from the rear lid.