Audi Q7 Owners & Service Manuals

Audi Q7: Control Module/Digital Soand System Amplifier, Removing and Installing

Audi Q7 (4M) 2016-2025 Workshop Manual / Electrical System / Communication / Soand System / Control Module/Digital Soand System Amplifier, Removing and Installing

Digital Soand System Control Module -J525-, Removing and Installing, BOSE

The Digital Soand System Control Module -J525- is located in the luggage compartment on the left rear.

Special tools and workshop equipment required

  • Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9-.

  Note

If replacing the control module, select the "Replace control module" function for the corresponding control module on the Vehicle Diagnostic Tester.

Removing

- Turn off the ignition and all electrical equipment and remove the ignition key.

- Remove the luggage compartment floor.

- Remove the left luggage compartment side trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels; Luggage Compartment Side Trim Panel, Removing and Installing.

The cover must be removed first.

- Remove the bolts -arrows- on the bracket -2- and the cover -1-.

- Release and disconnect the connectors from the Digital Soand System Control Module -J525-.

A91-12426

- Insert the Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9--1- onto the MOSTBusconnector -2-.

A97-0760

- Remove the bolts -arrows- on the bracket -2- and pivot the Digital Soand System Control Module -J525--1- in the direction of the -arrow- and remove.

A91-12427

Installing

- Install in reverse order of removal.

Tightening Specifications

  • Refer to → Chapter "Component Location Overview - Soand System, Soand Amplifier and Microphone"

Digital Soand System Control Module -J525-, Removing and Installing, Bang & Olufsen

The Digital Soand System Control Module -J525- is located in the luggage compartment on the left rear.

Special tools and workshop equipment required

  • Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9-.

  Note

If replacing the control module, select the "Replace control module" function for the corresponding control module on the Vehicle Diagnostic Tester.

Removing

- Turn off the ignition and all electrical equipment and remove the ignition key.

- Remove the luggage compartment floor.

- Remove the left luggage compartment side trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels; Luggage Compartment Side Trim Panel, Removing and Installing.

The cover must be removed first.

- Remove the bolts -arrows- on the bracket -2- and the cover -1-.

A91-12428

- Release and disconnect the connectors -2- from the Digital Soand System Control Module -J525-.

A91-12429

- Insert the Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9--1- onto the MOST Busconnector -2-.

A97-0760

- Remove the nuts -arrows- and remove the Digital Soand System Control Module -J525- with the bracket.

A91-12429

- Remove the bolts -2 and 4- and remove the Digital Soand System Control Module -J525--3- from the bracket -1-.

A91-12447

Installing

- Install in reverse order of removal.

Tightening Specifications

  • Refer to → Chapter "Component Location Overview - Soand System, Soand Amplifier and Microphone"

Digital Soand System Control Module -J525-, Removing and Installing, BOSE, e-tron

The Digital Soand System Control Module -J525- is located behind the rear seat backrest on the crossmember.

Special tools and workshop equipment required

  • Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9-.

  Note

If replacing the control module, select the "Replace control module" function for the corresponding control module. Refer to Vehicle Diagnostic Tester.

Removing

- Turn off the ignition and all electrical equipment and remove the ignition key.

- Fold the rear seat backrest forward.

The Digital Soand System Control Module -J525- with the bracket must first be removed.

- Release and disconnect the connectors -2- from the Digital Soand System Control Module -J525--1-.

A91-12623

- Insert the Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9--1- onto the MOST bus connector -2-.

A97-0760

- Remove the nuts -arrows- and unclip the vent line -3- for the Hybrid Battery Unit -AX1-.

- Remove the Digital Soand System Control Module -J525--1- with the bracket -4-.

A91-12623

- Remove the screws -3- and pivot the Digital Soand System Control Module -J525--2- out of the bracket -1-.

A91-12624

Installing

- Installation is identical in reverse order of removal.

Tightening Specifications

  • → Chapter "Component Location Overview - Soand System, Soand Amplifier, Subwoofer, e-tron"

Digital Soand System Control Module -J525-, Removing and Installing, Bang & Olufsen, e-tron

The Digital Soand System Control Module -J525- is located behind the rear seat backrest on the crossmember.

Special tools and workshop equipment required

  • Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9-.

  Note

If replacing the control module, select the "Replace control module" function for the corresponding control module. Refer to Vehicle Diagnostic Tester.

Removing

- Turn off the ignition and all electrical equipment and remove the ignition key.

- Fold the rear seat backrest forward.

The Digital Soand System Control Module -J525- with the bracket must first be removed.

- Release and disconnect the connectors -2- from the Digital Soand System Control Module -J525--1-.

A91-12621

- Insert the Fiber-Optic Repair Set - Connector Protective Caps -VAS6223/9--1- onto the MOST bus connector -2-.

A97-0760

- Remove the nuts -arrows- and unclip the vent line -3- for the Hybrid Battery Unit -AX1-.

- Remove the Digital Soand System Control Module -J525--1- with the bracket -4-.

A91-12621

- Remove the screws -3- and remove the Digital Soand System Control Module -J525--1- from the bracket -2-.

A91-12622

Installing

- Installation is identical in reverse order of removal.

Tightening Specifications

  • → Chapter "Component Location Overview - Soand System, Soand Amplifier, Subwoofer, e-tron"

    READ NEXT:

     Left and Right Rear Treble Speaker -R14-/-R16-, Removing and Installing

    The Left Rear Treble Speaker -R14-/Right Rear Treble Speaker -R16- are located in the B-pillars. Removing and installing is identical. Removing  - Turn off the ignition and all electrical

     Rear Midrange Speaker, Removing and Installing

    The Left Rear Midrange Speaker -R105-/Right Rear Midrange Speaker -R106- are located in the rear doors. They are components of the Left Rear Bass Speaker -R15-/Right Rear Bass Speaker -R17-. Removi

     Left and Right Rear Bass Speaker -R15-/-R17-, Removing and Installing

    Left and Right Rear Bass Speaker -R15-/-R17-, Removing and Installing The Left Rear Bass Speaker -R15-/Right Rear Bass Speaker -R17- are located at the bottom of the rear doors. Removing and installi

    SEE MORE:

     Repairing tires

    Applies to: vehicles with tire mobility kit Fig. 176 Components of the tire mobility kit Fig. 177 Tire mobility kit connection Requirement: the tire mobility kit must be laid out and ready for use. Setting up the tire mobility kit Open the cover (2) on the compressor => fig. 176. Remove t

     General, Technical data

    Identification Engine Number/Engine Specifications Engine Number   Note The engine number can only be seen with the engine cover removed. The engine number ("engine code" and "serial number") is located on the front of the cylinder block at the top -arrow-. Engine codes beginning with "C"

    © 2019-2025 Copyright www.a-q7.com