Digital Sound System Control Module -J525-, REMOVING AND INSTALLING, ADVANCED SOUND SYSTEM (8RF), 7-SEATER WITH 48V VEHICLE ELECTRICAL SYSTEM, FROM MY 2021: Notes
WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
The Digital Sound System Control Module -J525- is located in the luggage compartment floor on the rear right side.
If the Digital Sound System Control Module - J525- is replaced, the following procedure applies:
-- Connecting and switching on the Vehicle Diagnostic Tester.
-- Switch the ignition on.
-- Select and start the Diagnostic operating mode.
-- Select the Test plan tab.
-- Select the Select individual test button and select the following tree structure consecutively:
- Body
- Electrical Equipment
- 01 - OBD-capable systems
- 005F - Information Electronics Control Module 1 - J794 (MIB 3)
- 005F - Information Electronics Control Module 1, functions
- 0648 - Digital Sound System Control Module, replacing (J525)
-- Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display.