2025 Audi Infotainment/Connectivity Restricted Functions TSB

Audi has issued Technical Service Bulletin (TSB) 2079981/2 to address various concerns related to infotainment and connectivity functions in certain 2025 Audi models. This TSB, released on February 4, 2026, is a revision (Revision 2) that updates an initial publication from November 10, 2025. The updates in Revision 2 include revised header information for affected models and updated warranty labor operations. The primary focus of this bulletin is to resolve issues that lead to "infotainment/connectivity: restricted functions" for owners, ensuring a fully functional in-car experience.

Symptoms

Owners of affected 2025 Audi vehicles may experience various complaints regarding their infotainment system and connected functions. These issues are broadly categorized as "MMI complaints" (Service Number 9196) and "Connectivity complaints" (Service Number 9145). A frequently reported symptom is the display of a "Connection offline" message, indicating a loss of network or system functionality. These customer complaints can often be reproduced by technicians during workshop diagnosis, confirming the presence of the "2025 Audi infotainment restricted functions."

OEM Fault Identifiers

The Technical Service Bulletin references specific internal codes and service numbers used by Audi to categorize and track these issues:

• Damage Code: KD02
• Service Number (MMI complaints): 9196
• Service Number (Connectivity complaints): 9145

These identifiers help dealerships and technicians accurately identify and address the underlying software problems.

Technical Background

The root cause of these infotainment and connectivity problems, leading to "2025 Audi infotainment restricted functions," is identified as software issues within the vehicle's systems. Audi anticipates a gradual production solution for these issues, which will be implemented in new vehicles starting in 2026, with exact timing depending on the specific model.

Repair Procedure Summary

To resolve the "2025 Audi infotainment restricted functions," technicians are directed to update the vehicle's software. This procedure involves following the detailed instructions provided in TSB 2079690, which specifies the installation of software version "00 Combined software update 03.10.00/C (28.13.01) KD2."

The general repair process includes:

1. Preparation: Connecting a battery charger to the vehicle to ensure a stable power supply throughout the update process. This prevents potential issues from power fluctuations.
2. Software Update Initiation: Following the specific directions in TSB 2079690 to initiate the software update. This involves using Audi's diagnostic tools to flash the new software version onto the vehicle's infotainment control unit.
3. Post-Update Procedures: Performing any required follow-up work, which may include managing the bus sleep cycle, conducting calibration drives, and restarting the software update if the initial flashing process is interrupted or aborted.

Required Software

The critical component for this repair is the software update itself:

• Software Version: 00 Combined software update 03.10.00/C (28.13.01) KD2

This specific software package is designed to correct the underlying software issues causing the infotainment and connectivity problems.

Warranty Details

Warranty claims for this software update must adhere to the Audi Warranty Policies and Procedures Manual, and all claims are subject to review and audit by Audi Warranty. The TSB outlines specific labor operations and time units (TU) for the repair:

• Labor Operation 0151 0010: Covers setup and distribution times, including connecting the battery charger. This operation is allocated 20 TU.
• Labor Operation 0151 0040: This is a fixed rate for the software update, encompassing all required preliminary and follow-up work. This includes tasks such as managing the bus sleep cycle, performing calibration drives, and any additional work or restarting the software update if flashing is aborted. This operation is allocated 130 TU.
• Labor Operation 0150 9999: An additional flat-rate is provided for each documented attempt if a flash process is aborted. This operation is allocated 50 TU per attempt.

The claim comment for this TSB is "As per TSB 2079981/2."

Important Notes for Owners

• Out-of-Warranty Vehicles: If your vehicle is outside of its warranty coverage, this Technical Service Bulletin is informational only. This means that the repair costs for the "2025 Audi infotainment restricted functions" may not be covered by Audi, and you might be responsible for the charges.
• Service Efficiency: When carrying out this TSB, time stamps are not required for billing under warranty. This allows technicians to work on other vehicles concurrently, optimizing service bay efficiency. Furthermore, the software update can even be performed by non-productive personnel, which may help expedite service times.

NHTSA ID: 11029404 Source: manufacturer_communication