Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Digital Sound System Control Module -J525-, REMOVING AND INSTALLING, PREMIUM SOUND SYSTEM (9VS), FROM MY 2021: Notes
The Digital Sound System Control Module -J525- -2- is located behind the left luggage compartment side trim panel.
- -1- bracket
- -2- Digital Sound System Control Module -J525-
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.
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.