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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
TSB_2069331_62025-11-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is a warning in the instrument cluster: "Instrument cluster: fault. Limited warning messages. Please contact workshop" - B200096.
TSB_2047812_82025-11-08. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information on how to set up and use the FMC for obtaining vehicle software updates (SD Creator decomissioned).
TSB_2073917_22025-11-08. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information for when there is a fluid sample request from Product Support.
TSB_2053869_62025-11-08. Service bulletin. UNKNOWN OR OTHER. This bulletin addresses complaints about the heated steering wheel, DTC B145504.
TSB_2047758_132025-11-08. Service bulletin. SUSPENSION. This bulletin provides information when there are cracking/clattering/squeaking noises while steering.
TSB_2038689_102025-11-08. Service bulletin. SUSPENSION. This bulletin provides information when there are noises from the rear of vehicle - securing bump stops.
TSB_2079542_12025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when there is vibration/clacking/boomingnoises when driving due to foreign objects.
TSB_2079283_12025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides sevice info regarding the bluetooth connection with an Apple iPhone.
TSB_2076604_22025-10-03. Service bulletin. SUSPENSION. This bulletin provides information on locating noises coming from the suspension.
TSB_2075199_22025-10-03. Service bulletin. STEERING. This bulletin provides information when there is a prompt to take over steering; hands off detection.
TSB_2071264_22025-10-03. Service bulletin. ELECTRICAL SYSTEM. This bulleitn provides information whent here are complaints about route guidance with Navigation.
TSB_2066297_52025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information related to the VIN-4-PIN Program.
TSB_2065978_52025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when the steering wheel does not heat up sufficiently.
TSB_2041717_142025-10-03. Service bulletin. VISIBILITY/WIPER. This bujlletin provides information regarding the GFF test plan required for A/C compressor replacements regardless of the concern.
TSB_2079118_12025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides tips for improving the robustness of the Bluetooth and CarPlay connection.
TSB_2073747_32025-09-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information for when there are scratches or a coating on the cover of the instrument cluster, or there are particles or insects inside of the housing.
TSB_2042920_32025-09-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is corrosion on the tailpipes.
TSB_2061976_42025-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for wire harness repairs and documentation.
TSB_2074436_22025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when the horn sound quality is poor.
TSB_2070568_52025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool
TSB_2078652_12025-09-04. Service bulletin. STRUCTURE:BODY. This TSB provides service information regarding noises from the sliding sunroof.
TSB_2061028_82025-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there are no services in the MMI and the SOS LED does not turn green after PDI.
TSB_2060750_42025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulleitn provides information regarding UV Leak additive for finding oil leaks.
AOS-25-472025-09-04. 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: The hotfix is to correct the issue: Issue seen: ODS5003E Infrastructure Guided Fault Finding: An internal fatal error occurred during the G929 - Vehicle Interior Carbon Dioxide Concentration Sensor function test plan. NOTE: This ODS error could show up on any other GFF function test plans as well.
TSB_2078728_12025-08-05. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when a customer reports that poor voice quality via bluetooth with iOS 18.0.x - 18.4.x.

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