2021 Audi S3: Recalls, Problems & MPG
Here are the deets on the 2021 Audi S3: 1 recall, 0 owner complaints.

Recalls
1 vehicle recall from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Seat belts, Seat belts Vehicle recall #21V606000 · 2021 · 45,496 vehicles
What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain 2021 Volkswagen id4, Audi a4 allroad, a4 sedan, a5 cabriolet, a5 coupe, a5 sportback, a6 allroad, a6 sedan, a7, a8, e-tron quattro, e-tron sportback quattro, q3, q5, q5 sportback, q7, q8, rs5 sportback, rs5 coupe, rs6 avant, rs7, rsq8, s4 sedan, s5 cabriolet, s5 coupe, s5 sportback, s6 sedan, s7, s8, sq5, sq5 sportback, sq7, sq8, and 2021-2022 s3…
Why it matters: An unsecured child restraint system can increase the risk of injury during a crash.
The fix: Dealers will inspect, and replace as necessary, the middle-rear seat belt assemblies, free of charge. Owner notification letters were mailed August 27, 2021.
Most-reported problems
No owner complaints have been filed with NHTSA for the 2021 Audi S3 so far.
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2021 Audi S3.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
Books ~$30–$40 · AllAccess $34.99/moHeads up: we may earn a commission if you buy through these links, at no extra cost to you. Prices checked 2026-10 and can change. We never host or link to pirated manuals. Disclosure
FAQ
Does the 2021 Audi S3 have any recalls?
Yes. NHTSA lists 1 vehicle recall for the 2021 Audi S3. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
Where can I get a 2021 Audi S3 repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.