2020-2023 Audi MIB3 Connectivity System Updates TSB

Audi has issued Technical Service Bulletin (TSB) 00 25 02 2076404/2 to provide an overview of planned customer service packages for vehicles equipped with the MIB3 connectivity system. This TSB, dated January 9, 2025, is Revision 2 of the bulletin. It supersedes Revision 1, which was initially published on December 17, 2024, and also supersedes Technical Service Bulletin Group 00 number 24-01 dated December 17, 2024, for reasons listed within the document.

This TSB is particularly relevant for owners experiencing issues related to their vehicle's infotainment system. The updates aim to improve the functionality and performance of the Audi e-tron MIB3 connectivity and related components.

Symptoms

The primary reason for these updates is to address general "Complaints regarding the infotainment system." Owners may notice various issues with their vehicle's infotainment system that these software packages are designed to resolve.

Technical Background

This service information provides a comprehensive overview of the planned deployment of customer service packages for both MLB (Modular Longitudinal Matrix) and MQB (Modular Transverse Matrix) vehicles equipped with the MIB3 system. These packages are designed to update various control units depending on the specific vehicle model, as part of a broader customer service initiative.

Affected Control Units

The customer service packages will deliver software updates to several key control units within the vehicle's MIB3 system. These updates are designed for service only and are not part of series production.

Diagnostic address	Control unit name
0x005F	Control unit 1 for information electronics
0x0075	Emergency call module and communication unit
0x0693	Volume control

Software Update Overview

The customer service packages are divided into two distinct packages, depending on the specific vehicle model. Both packages contain new and final target software for the affected control units.

Customer Service Package 1 includes updates for:

• Control unit 1 for information electronics (0x005F)
• Volume control (0x0693)

Customer Service Package 2 includes updates for:

• Control unit 1 for information electronics (0x005F)
• Emergency call module and communication unit (0x0075)
• Volume control (0x0693)

These updates ensure the Audi e-tron MIB3 connectivity system operates with the latest available software.

Important Warnings

Audi explicitly states that this Technical Service Bulletin is informational only and is not applicable to any Audi Warranty. Owners should note that while this bulletin provides crucial information about upcoming software updates, it does not directly authorize warranty claims for these updates. Specific warranty accounting instructions related to these updates will be found in the TSB with the applicable update instructions.

Deployment Timeline

The updates for both MLB and MQB vehicle platforms are expected to be deployed by the end of the second quarter of 2025, specifically in Q3/25. Owners should contact their authorized Audi service center to inquire about the availability of these customer service packages for their specific vehicle model and to address any Audi e-tron MIB3 connectivity concerns.

---

NHTSA ID: 11013692