2004 Audi S4
Only 29 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 29 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1989 | 0 |
| 1990 | 0 |
| 1991 | 0 |
| 1992 | 5 |
| 1993 | 16 |
| 1994 | 7 |
| 1995 | 1 |
| 1996 | 0 |
| 2000 | 143 |
| 2001 | 87 |
| 2002 | 22 |
| 2003 | 1 |
| 2004 | 29 |
| 2005 | 43 |
| 2006 | 30 |
| 2007 | 13 |
| 2008 | 4 |
| 2009 | 0 |
| 2010 | 60 |
| 2011 | 26 |
| 2012 | 22 |
| 2013 | 32 |
| 2014 | 17 |
| 2015 | 1 |
| 2018 | 7 |
| 2019 | 2 |
| 2020 | 16 |
| 2021 | 2 |
| 2022 | 1 |
KNOWN PROBLEM AREAS
Only 29 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
8 of 29 total reports mention: engine and engine cooling.
3 of 29 total reports mention: power train.
3 of 29 total reports mention: exterior lighting.
FIREShow complaint excerpts
TL* THE CONTACT OWNS A 2004 AUDI S4. WHILE DRIVING AT NIGHT, THE LOW BEAM HEAD LAMPS FAILED TO ILLUMINATE WITHOUT WARNING. WHILE ATTEMPTING TO THE HEAD LAMP BULBS, THE CONTACT NOTICED THAT THE WIRING WAS BURNED AND DAMAGED.
NHTSA ODI report, 20150810
TL*THE CONTACT OWNS A 2004 AUDI S4. WHEN THE WEATHER WAS COLD AND THE CONTACT TOOK HIS FOOT OFF OF THE ACCELERATOR, THE VEHICLE WOULD NOT SLOW DOWN. THE DEALER COULD NOT DUPLICATE THE PROBLEM.
NHTSA ODI report, 20071227
3 of 29 total reports mention: engine and engine cooling.
3 of 29 total reports mention: engine.
SAFETY TIMELINE
ON CERTAIN PASSENGER VEHICLES, THERE IS A POSSIBILITY OF XENON HEADLAMP COATING DEGRADATION OVER TIME. THE LUMINOUS TRANSMITTANCE OF THE HEADLAMP MAY DECREASE OVER A PERIOD OF TIME.
Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT XENON HEADLAMP REFLECTORS FREE OF CHARGE. THE RECALL BEGAN ON APRIL 11, 2005. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.
Campaign 05V096000 — check if this car was fixed
BUY-SMART CHECKLIST
2004 Audi S4 — pre-purchase inspection
- Test/inspect for engine and engine cooling issues (8 reports on file for this year).
- Test/inspect for power train issues (3 reports on file for this year).
- Test/inspect for exterior lighting issues (3 reports on file for this year).
- Verify recall 05V096000 (exterior lighting) has been completed.
OTHER YEARS OF THIS MODEL
BEST YEARS
WORST YEARS
FAQ
Is the 2004 Audi S4 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2004 Audi S4?
The most-reported component is engine and engine cooling:engine, accounting for 28% of complaints on file.
How many recalls does the 2004 Audi S4 have?
1 recall on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.