Control Module/Digital Sound System Amplifier, Removing And Installing, SPORTBACK: Notes
WARNING: This page is about a different car, the 2025 Audi S3, 2025 Audi RS 3, and 2025 Audi A3 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
The Digital Sound System Control Module -J525- is installed in the rear right luggage compartment.
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:
- Diagnostic-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.