2025-2026 Audi Steering Fault B200009 Control Module

Owners of certain 2025-2026 Audi A5, S5, A6, Q5, and SQ5 models may encounter a specific power steering issue, as outlined in Audi Technical Service Bulletin (TSB) 2080711/1. This bulletin addresses instances where the power steering system malfunctions, leading to a warning light on the instrument cluster. The root cause has been identified, and a repair procedure is available through authorized Audi service centers.

This TSB, identified as 2080711/1, specifically details the diagnostic and repair steps for the Audi B200009 steering fault. Understanding the symptoms and the recommended fix can help owners address this concern promptly.

Symptoms of the Audi B200009 Steering Fault

Owners experiencing this issue will typically notice a clear indicator in their vehicle's instrument cluster. The primary symptom reported is the "Power steering symbol lights up in instrument cluster." This warning light signals a problem with the power steering system, which can affect steering effort and vehicle handling.

Diagnostic Trouble Codes (DTCs) and Associated Symptoms

When a vehicle exhibits the power steering warning, technicians performing diagnostics will likely find a specific Diagnostic Trouble Code (DTC) stored in the vehicle's control modules. The key DTC associated with this Audi B200009 steering fault is:

• B200009 Control module faulty Component malfunction

This DTC indicates that the control module responsible for the steering system has detected an internal fault or a malfunction within one of its components. The diagnostic address where this DTC is found is 0044 (J500). Additionally, the bulletin lists symptom codes 13631508 and 5242900, which further categorize the specific nature of the fault within the system.

The Underlying Issue

Audi has identified that the complaint, characterized by the DTC B200009, is caused by an issue with the steering rack. The technical background indicates that this problem stems from a software issue. While the immediate manifestation is a hardware-related fault in the steering rack, the underlying cause is attributed to software, suggesting that incorrect commands or logic may be contributing to the component malfunction.

Repair Procedure Summary

For vehicles currently experiencing the Audi B200009 steering fault, the primary service action involves replacing the steering rack. This procedure should be performed according to the guidelines provided in ETKA, Audi's electronic parts catalog. Specific labor operations are assigned for this repair, including 4835 55xx for replacing the steering rack in A6 e-tron and Q6 e-tron models, and 4835 19xx for removing and installing the steering rack in A5 and A6 models.

It is important to note that while steering rack replacement is the current remedy, Audi is actively working on a software solution. This software update is anticipated to be available towards the end of the 2nd Quarter of 2026 at the earliest. This indicates that the current hardware replacement might be an interim solution until a more permanent software-based fix is deployed.

Important Warnings for Owners

Owners should be aware of a critical detail regarding the long-term solution and warranty coverage. Audi explicitly states that "A software solution is being prepared and will be available at the end of 2nd Quarter of 2026 at the earliest." This means that owners whose vehicles undergo the steering rack replacement now may still benefit from a future software update designed to prevent recurrence or address the underlying software issue more comprehensively.

Furthermore, the bulletin clarifies warranty coverage by stating: "If the vehicle is outside of any warranty, this Technical Service Bulletin is informational only." This implies that if your Audi is no longer under its original factory warranty, the cost of the steering rack replacement or any related diagnostic work may not be covered by Audi, and you would be responsible for the repair expenses.

Warranty Information

All warranty claims related to this Technical Service Bulletin (TSB) 2080711/1 must adhere to the Audi Warranty Policies and Procedures Manual. Claims are subject to review and audit by Audi Warranty. When billing for the repair, service centers are instructed to upload the diagnostic log to GFF paperless, ensuring proper documentation of the service performed.

Next Steps for Owners

If you own a 2025-2026 Audi A5, S5, A6, Q5, or SQ5 and are experiencing the "Power steering symbol lights up in instrument cluster" warning or suspect an Audi B200009 steering fault, it is recommended to contact your authorized Audi dealership. Inform them about the symptoms you are observing and mention Technical Service Bulletin 2080711/1. The dealership can perform the necessary diagnostics to confirm the presence of DTC B200009 and proceed with the appropriate repair, which currently involves steering rack replacement.

Source: NHTSA ID 11028464