2021 Audi A6 Yellow Steering Malfunction Light TSB

Symptoms

Owners of affected 2021 Audi models may notice a specific warning on their instrument cluster. The primary symptom is the illumination of the "yellow steering lamp is on in the instrument cluster."

Fault Codes / DTCs

When diagnosing this issue, technicians will typically find a specific Diagnostic Trouble Code (DTC) stored in the active steering control module, identified as J792 (address word 001B). The relevant DTC is:

Code	Description	Symptom Code
C110DF0	Active steering safety lock locking failed	13568

This DTC indicates a problem with the active steering system's ability to properly lock, which is linked to a hardware restriction within the system.

Diagnosis and Trigger Conditions

The issue is confirmed when a customer reports the "yellow steering malfunction light" on the dashboard, and a subsequent workshop diagnosis reproduces the customer's statement. The presence of DTC C110DF0 in the active steering control module solidifies the diagnosis, pointing to an internal hardware limitation.

Repair Procedure Summary

To resolve the "yellow steering malfunction light" and DTC C110DF0, the repair involves installing a specialized repair kit for the steering column lock magnet. This procedure is detailed in the Elsa repair manual, under the path: Chassis >> Suspension, Wheels, Steering >> 48 Steering >> Steering Column >> Active Steering Safety Lock, Removing and Installing. Technicians will follow these comprehensive steps to ensure the correct removal and installation of the steering lock components.

Required Parts and Tools

To perform this repair, the following parts are necessary:

• Repair kit for lock magnet: Part Number 8W0927289 (Quantity: 01)
• Fasteners, Bolts, Nuts, and Screws: As needed, per the repair manual (Refer to ETKA/ELSA for specific requirements).

Warranty Information

This repair, outlined in Technical Service Bulletin 2061904/1, is covered under warranty for qualifying vehicles. Coverage extends up to 48 months or 50,000 miles, whichever comes first. For Audi Certified Pre-Owned (CPO) vehicles, designated with claim type G10, coverage is also provided after owner verification. It is important to note that if the vehicle falls outside of these warranty parameters, this Technical Service Bulletin serves as informational guidance only, and repair costs may be the owner's responsibility.

Warranty claims should use the following codes:

• Service Number: 4869
• Damage Code: 0016
• Labor Operations: Steering lock removal + reinstall (Code: 4819 1905)
• Diagnostic Time: GFF (Code: 0150 0000)

Owner Action

If you experience the "yellow steering malfunction light" or suspect your 2021 Audi A6 is affected by the issues described by DTC C110DF0, it is recommended to schedule an appointment with an authorized Audi dealer. They will be able to diagnose the specific fault and perform the necessary repair using the specified steering column lock magnet repair kit.

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Source: NHTSA ID 10185664