2021-2023 Audi Virtual Cockpit Loud Turn Signal TSB

Owners of certain 2021-2023 Audi models equipped with the Virtual Cockpit may experience an Audi Virtual Cockpit loud turn signal sound. This issue is detailed in Audi Technical Service Bulletin (TSB) 90 23 09 2069280/2, which supersedes an earlier bulletin, TSB 23-93, dated January 27, 2023.

Symptoms

Owners report that the clicking sound of the turn signal is audible when active and is sporadically unusually loud. This condition specifically affects vehicles equipped with the Virtual Cockpit.

Fault Codes / DTCs

Audi's workshop findings indicate that no relevant Diagnostic Trouble Codes (DTCs) are stored in relation to this issue. The problem is purely software-related and does not trigger any fault codes.

Technical Background

The Audi Virtual Cockpit loud turn signal issue stems from a software-related problem. Audi has implemented optimized software in current series production to prevent this condition in newer vehicles.

Repair Procedure Summary

The repair involves updating the Instrument Cluster software. Technicians can perform this update using one of two methods:

• Method 1: Automated Update via ODIS. This method uses the ODIS Tester for an automated software update.
• Method 2: Manual Update. If there are SVM code or server issues, a manual update can be performed. This requires an Instrument Cluster Software update on a USB Flash Drive.

The entire update process, including software update and SVM work, takes approximately 30-60 minutes.

Required Tools or Parts

To perform the software update, the following are required:

• ODIS Tester
• SVM code
• USB Flash Drive with Instrument Cluster Software update (Part Number: 8W6 906 961 P)

Important Warnings

During the instrument cluster update, it is crucial that the vehicle key be placed on top of the emergency key reader coil for the entire duration of the update. Failure to do so may interrupt the process.

Warranty Information

This repair is covered under warranty for up to 48 months or 50,000 miles. For CPO (Certified Pre-Owned) vehicles, the claim type is G10, requiring owner verification. If the vehicle is outside of any warranty, this Technical Service Bulletin is for informational purposes only, meaning the owner would be responsible for repair costs.

Additional Information and Related Bulletins

Several other Technical Service Bulletins are referenced as necessary to complete this procedure or for related information:

• TSB 2011732: 00 Software Version Management (SVM), operating instructions.
• TSB 2060523: 91 MIB3 Software Update Instructions.
• TSB 2047812: 00 SD Creator: how to set up and use the SD Creator for obtaining vehicle software updates via the MirrorServer.

All part and service references in TSB 90 23 09 2069280/2 are subject to change. Always consult with your Parts Department or ETKA for the latest information.

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Source: NHTSA ID: 10233301