2021-2022 Audi Driver Assist Malfunction TSB B200FF9

Audi has released Technical Service Bulletin (TSB) PSS 90, reference number 90 22 60 2061489/4, to address a known issue affecting driver assistance systems in various 2021-2022 Audi models. This TSB supersedes an earlier bulletin, Group 90 number 21-06, dated June 18, 2021.

This bulletin specifically concerns situations where driver assistance systems sporadically become inoperative, and the diagnostic trouble code B200FF9 is stored in the driver assist module.

Symptoms

Owners of affected 2021-2022 Audi vehicles may notice several indicators of this issue. The primary symptom is that "The vehicle's driver assistance systems are sporadically not working."

Additionally, one or more of the following messages may appear in the instrument cluster:

• "Audi adaptive light malfunction."
• "Audi pre sense system malfunction."
• "Adaptive vehicle assistance restricted."
• "Adaptive vehicle assistance Predictive regulation restricted."

After an ignition cycle or a bus sleep period, the affected systems typically become available again.

Fault Codes / DTCs

When the 2021-2022 Audi driver assist malfunction B200FF9 occurs, the following Diagnostic Trouble Code (DTC) is stored in the J1121 driver assistance systems control module (address word 00A5):

Code	Description	Symptom Code
B200FF9	Internal malfunction	2117657

Diagnosis / Trigger Conditions

The technical background provided by Audi indicates that the root cause of the 2021-2022 Audi driver assist malfunction B200FF9 is that the control module's diagnostic checks are too sensitive. This heightened sensitivity leads to false positives, triggering the malfunction warnings and system restrictions.

Important Warnings for Owners

Audi has provided crucial guidance for owners and technicians regarding this specific issue:

• Do not replace any components for this condition since this will not resolve the customer's concern. This means that replacing parts like the driver assist module will not fix the underlying problem and should not be attempted.
• A permanent solution is currently under development. Audi states that a solution is expected to be available by the end of the 1st quarter of 2023, though this date is subject to change.

Owner Action

If you are experiencing symptoms related to the 2021-2022 Audi driver assist malfunction B200FF9, it is recommended to contact your authorized Audi dealer. While no immediate repair is available, your dealer can create a PSS (Pending Service Solutions) record. This helps Audi track the prevalence of the issue and ensures you are notified when a permanent solution is released.

Warranty Information

Warranty claims for this issue fall under standard Audi warranty policies. The claim type is 110 for vehicles up to 48 months or 50,000 miles. For Audi Certified Pre-Owned (CPO) vehicles, the claim type is G10, requiring verification of owner status.

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Source: NHTSA ID: 10211733