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Digital Sound System Control Module -J525-, REMOVING AND INSTALLING, 9VD+EP1/9VS: Removing

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

-- Remove the left luggage compartment side trim panel. Refer to LUGGAGE COMPARTMENT SIDE TRIM PANEL, REMOVING AND INSTALLING .

-- Release and disconnect the connectors -3- (two for EP0, three for EP1) from the Digital Sound System Control Module -J525- -1-.

GWWA91-12872Courtesy of AUDI OF AMERICA, LLC

-- Insert the : VAS6223/9  -1- onto the MOST bus connector -2-.

Fig 1: Fiber-Optic Cable Harness Connector And Protective Cap For Cable Connector VAS 6223/9
GWWA97-0760Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- from the bracket and remove the Digital Sound System Control Module -J525- -1- from the bracket.

GWWA91-12872Courtesy of AUDI OF AMERICA, LLC