Digital Sound System Control Module -J525-, REMOVING AND INSTALLING, CAN: Removing

-- Remove the cover from the left luggage compartment side trim panel.

-- Remove the left actuator for the backrest release, refer to BACKREST LOCK ADJUSTMENT ACTUATOR, REMOVING AND INSTALLING .

The nut -1- is accessible above the backrest release opening.

-- Loosen the bracket -3- and the nuts -1-, -2- and -4- and move the bracket with the Digital Sound System Control Module -J525- -3- into the luggage compartment.

Fig 1: Locating Bracket -3- & Nuts -1-, -2- & -4- & Move Bracket With Digital Sound System Control Module -3- Into Luggage Compartment

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connectors -2- and -3- on the Digital Sound System Control Module -J525- -1- (connector -4- is not installed).

Fig 2: Disconnecting MOST-BUS Connector -4- On Digital Sound System Control Module -1-

Courtesy of AUDI OF AMERICA, LLC

-- Remove the screws -arrows- and take the Digital Sound System Control Module -J525- -1- out of the bracket -5-.