2004 Audi S4 engine and engine cooling problems
12 owner complaints filed with NHTSA name the engine and engine cooling on the 2004 Audi S4 — 41% of all complaints for this model year.
What owners report
“2004 audi s4. Consumer states vehicle failed while driving, engine, power brakes and steering locked up *tgw the dealer informed the consumer, the vehicle had suffered catastrophic engine failure, which was most likely due to the failure of the timing chain or adjusters. The consumer was quoted a…”
filed Feb 2, 2012
“Engine failure going 45mph due to broken valve spring. Faulty part documented in 5/2005 usa today but audi will not repair. *tr”
filed Jan 3, 2010
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other S4 years
| Year | Reports | Share |
|---|---|---|
| 2010 S4 | 11 | 18% |
| 2005 S4 | 3 | 7% |
| 2002 S4 | 1 | 5% |
| 2001 S4 | 11 | 13% |
| 2000 S4 | 4 | 3% |
Other reported problem areas on the 2004 Audi S4
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.