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Service bulletins for the 2018 Audi S3

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
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_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.
TSB_2078648_12025-08-05. Service bulletin. STRUCTURE:BODY. This TSB provides information related to billing regarding billing for a broken sunroof glass panel.
TSB_2070568_42025-08-05. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool
TSB_2060560_42025-08-05. Service bulletin. POWER TRAIN. This bulletin providesi nformation when various DTCs are stored; high maximum temperature recorded for clutch K1.
TSB_2027368_72025-08-05. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when the Audi advanced key is inoperative; door handle touch sensors.
TSB_2010353_62025-08-05. Service bulletin. ELECTRICAL SYSTEM. This TSB provides informatin when the cigarette lighter element does not eject, or the cigarette lighter is inoperable.
TSB_2042920_22025-07-08. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin provides information when there is corrosion on the exhaust tail pipes.
TSB_2073867_22025-06-03. Service bulletin. ENGINE. This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
TSB_2059891_92025-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the restricted function icon for Audi pre sense is displayed after engine starts.
TSB_2056019_42025-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the anti-theft alarm activates for no reason, or when the anti-theft alarm does not activate.
TSB_2055443_22025-06-03. Service bulletin. STRUCTURE:BODY. This bulletin provides accounting instructions for noises from the headliner/noises from the panoramic sunroof.
TSB_2077320_22025-05-03. Service bulletin. UNKNOWN OR OTHER. This TSB is a label placement guide as required by CARB for remanufactured parts.
TSB_2031473_62025-05-03. Service bulletin. STRUCTURE:BODY. This service information TSB describes a cosmetic issue after using a car wash.
TSB_2073582_22025-05-03. Service bulletin. UNKNOWN OR OTHER. Apple CarPlay: general troubleshooting for connection complaints.
TSB_2012749_182025-05-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the exterior lights have moisture accumulation.
TSB_2071893_22025-05-03. Service bulletin. SEATS. This TSB provides damage assessment guidelines for textile seat covers.
TSB_2077475_12025-05-03. Service bulletin. POWER TRAIN. This TSB provides information when the earbox warning light is on; event memory entry P0174A00/P174E00.
TSB_2077320_12025-04-04. Service bulletin. UNKNOWN OR OTHER. This TSB is a label placement guide as required by CARB for remanufactured parts.
TSB_2075530_22025-04-04. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.

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