Antenna Selection Control Module

Removing 

-- Switch off ignition, switch off all electrical consumers, and remove ignition key.

-- Slide right front seat into the rearmost position.

-- Remove cover under seat in direction of - arrow-.

Fig 1: Identifying Cover At Bottom Of Seat

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Release and disconnect electrical connection -A-.

Fig 2: Antenna Selection Control Module Connector And Clips

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove clips -arrows- and remove control module.

Fig 3: Antenna Selection Control Module Connector And Clips

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Installing 

Install in reverse order of removal.