2022-2024 Audi A3, S3, RS 3 Parking Aid Fault TSB 2079007/1

Audi has issued Technical Service Bulletin (TSB) 2079007/1, scheduled for publishing on August 19, 2025, to address a specific issue affecting the driver assistance systems in certain 2022-2024 Audi A3, S3, and RS 3 models. This TSB provides guidance for technicians on how to resolve a persistent 'Parking aid: fault' message that owners may encounter.

The core of the problem lies within the parking aid system, leading to a malfunction that impacts the functionality of parking assistance features. This bulletin aims to provide a clear solution for this common customer complaint, ensuring proper operation of the vehicle's safety and convenience systems.

Symptoms and Owner Experience

Owners of affected Audi vehicles may observe a specific message appearing in the instrument cluster immediately after starting the vehicle. The verbatim message displayed is: "Parking aid: fault. Obstacles cannot be detected". This warning indicates that the parking assistance system is not functioning correctly.

The message remains displayed constantly and only disappears after the ignition is switched off and then on again. Owners have reported various complaints, including the parking aid having "no function", being unable to be "activated", or failing to "switch on/connect". Despite these clear symptoms, workshop diagnostics typically reveal no relevant event memory entries in the parking aid control unit -J446- (diagnostic address 0076), making the diagnosis challenging without specific TSB guidance.

Technical Background and Diagnostic Address

The root cause of the "Audi A3 parking aid fault" has been identified as a software issue within the vehicle's systems. Specifically, the problem originates in the parking aid control unit, identified as -J446- with diagnostic address 0076. This software anomaly prevents the parking assistance features from operating as intended, leading to the warning message.

For diagnostic address 0076 (Parking aid), the TSB notes software versions 0577 and 0578. The issue is also associated with PR numbers that are ?:or?:without 7X0. The problem is categorized under control modules and services, indicating a software fault.

Repair Procedure Summary

To resolve the Audi A3 parking aid fault, technicians are instructed to update the software of the parking aid control unit -J446- (diagnostic address 0076) via the Software Version Management (SVM) system. This process requires using the ODIS tester in "Flash" mode. The specific SVM code to be used for this update is 76A021.

Technicians must follow the instructions provided on the ODIS tester during the update process. Additionally, it is crucial to adhere to all instructions outlined in TSB 2011732, titled "00 Software Version Management (SVM), operating instructions," to ensure the update is performed correctly and completely.

Warranty Information

This Technical Service Bulletin provides specific guidelines for warranty claims related to the parking aid software update. The applicable Service Number is 9174, and the Damage Code is 0039.

For labor operations, two codes are specified for the software update: 0151 0010 (referencing SRT with associated operations) and 0151 0060 (with time stated on the diagnostic protocol). All warranty claims must be submitted in accordance with the Audi Warranty Policies and Procedures Manual and are subject to review or audit by Audi Warranty. If the vehicle is outside of its warranty period, this Technical Service Bulletin serves as informational guidance only.

Important Warnings for Owners

Audi advises that if the customer declines this software update, it could lead to further issues or restrictions with the use of the vehicle or individual components. Furthermore, it is important for owners to be aware that this software update may neutralize any previous modifications made to the vehicle's software, such as aftermarket tuning or retrofitting. Dealers are instructed to inform customers about this potential outcome and to document the customer's decision on the repair order.

NHTSA ID: 10255531