2021-2024 Audi MIB3 Star Button Function Deletes

Symptoms

Owners of affected Audi vehicles may notice that the programmable star button on their multi-function steering wheel no longer performs its assigned function. For example, if programmed for "Camera view: Front corner" or "Traffic sign display," the function will disappear after the vehicle undergoes a bus sleep cycle. When the star button is subsequently pressed, the MMI system will display the selection menu for assigning a new function, rather than activating the previously set one.

Technical Background

This issue, where the Audi MIB3 star button deletes its programmed function, stems from a software problem within control unit 1 for information electronics, identified as 005F. The software fails to retain the user's programmed setting for the star button after the vehicle's electrical system enters a sleep state.

Repair Procedure Summary

The resolution for the Audi MIB3 star button deletes issue involves a software update to the 005F information electronics control unit. This TSB (2079293/1) closes out a previous problem statement (PSS 2073134) related to this specific functionality. The software update is being deployed in stages, with availability depending on the specific country and vehicle equipment.

For Audi Q4 e-tron vehicles, specific instructions for the update can be found in TSB 2079289: "00 Combined software update ID.S 3.8.2 for Audi Q4." General update instructions and planning status for other models are available in TSB 2076404, which provides an overview for customer service packages related to MIB3 and connectivity systems.

Owner Action

If you are experiencing the programmable star button on your multi-function steering wheel losing its function, you should contact an authorized Audi dealership. The dealership will perform a software update to the vehicle's information electronics control unit (005F) to resolve the issue. This is a software-based repair and does not typically involve replacing hardware.

Warranty Information

For vehicles still under warranty, the software update to address the Audi MIB3 star button deletes problem is expected to be covered. If the vehicle is outside of its warranty period, this Technical Service Bulletin is informational only, meaning the repair cost may be borne by the owner. Dealerships will use the following codes for warranty claims:

• Service Number: 9196
• Damage Code: 0039
• Labor Operations:
  • Software update flat rate including additional work and adaptation drives: 0151 0040 (60 Time Units)
  • Charge battery: 2706 8950 (See SRT for associated operations)

All warranty claims are subject to review by Audi Warranty, in accordance with the Audi Warranty Policies and Procedures Manual.

Source: NHTSA ID: 11025256