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Service bulletins for the 2021 Audi TTS

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

575 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
TSB_2068629_32026-09-04. Service bulletin. SUSPENSION. This bulletin provides informaiotn when there are rattling/grinding noises reported from the front end.
TSB_2067132_42026-09-04. Service bulletin. SERVICE BRAKES. This bulletin provides information when there is corrosion on the friction survace of steel brake discs.
TSB_2064681_62026-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an issue with wireless charging/wireless charging is not working.
TSB_2082846_12026-08-05. Service bulletin. UNKNOWN OR OTHER. This bulletin provides a statement regarding the bottleneck of supply for VW approved oil types VW 504.00 and VW 507.00.
TSB_2081573_42026-08-05. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2081573_32026-08-05. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when DTC B105A1A, B103E25 is stored in 0017; fuel tank level implausible.
TSB_2078648_22026-08-05. Service bulletin. STRUCTURE:BODY. This service information TSB provides warranty coverage information for vehicles with a broken sunroof panel.
TSB_2073747_42026-08-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informatoinw hent here are scratches or a coating on the cover of the instrument cluster, or particles inside of the housing.
TSB_2073282_12026-08-05. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is a film/visible rings on the clear glass cover of the headlight when the dipped beam is switched on.
TSB_2082323_12026-07-07. Service bulletin. ENGINE. This bulletin provides informaiton when the engine is not running smoothly, misfiring.
TSB_2074640_32026-07-07. Service bulletin. ENGINE. This bulletin provides information when there is increased oil consumption; >0.5ltr/1000 km.
TSB_2073867_32026-07-07. Service bulletin. ENGINE. This bulletin provides information when DTC U140A00 Terminal 30 is stored in the ECM.
TSB_2069331_72026-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaitn when there is a warning messsage; "Instrument cluster: fault. Limited warning messages. Please contact workshop"; DTC B200096.
TSB_2068573_52026-07-07. Service bulletin. STRUCTURE:BODY. This bulletin provides informaoitn when the rear parking sensor sometimes does not work, is loose, or there is a rear parking sensor fault message.
TSB_2064983_152026-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there are pixel faults on the virtual cockpit.
TSB_2059335_72026-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there are noises from the area around the instrument cluster.
TSB_2052680_62026-07-07. Service bulletin. UNKNOWN OR OTHER. This Reporting Obligation requires technicains to contact the Technical Assistance Center (TAC) in cases where the airbag/seatbelt is deployed/not deployed; general accident information; and fire and overheat damage.
TSB_2074729_32026-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informationwhen noises/vibration are detected from front of vehicle in dynamic mode.
TSB_2080517_42026-06-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaiotn when the starter battery is discharged or defective.
TSB_2077475_22026-06-04. Service bulletin. POWER TRAIN. This TSB provides information when the gearbox warning light is on; event memory entry P0174A00/P174E00.
TSB_2077443_32026-06-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the convenience openeing does not work.
TSB_2074808_42026-06-04. Service bulletin. POWER TRAIN. The high-voltage batteries in electric vehicles are subject to various ageing effects which could lead to the energy content (energy density) being reduced. This reduction in the energy content, which is due to factors. Revised header. Added Model years
TSB_2074721_32026-06-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is noise from the backrest of the front seat.
TSB_2067557_22026-06-04. Service bulletin. VISIBILITY/WIPER. This bulletin provides informaiton when the windscreen/rear window washer pump is not working (B126101, B126113).
AOS-26-252026-06-04. Service bulletin. UNKNOWN OR OTHER. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: The ODIS Audi Brand update 2.41.1 is setting a ODS5003E error code when you perform the 90TV SVM flash.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.