2005 Audi A4 engine problems
10 owner complaints filed with NHTSA name the engine on the 2005 Audi A4 — 5% of all complaints for this model year.
What owners report
“The car is completely defective,total engine, gasket,water pump,intake manifold,airbag, transmission,torque,drive shaft, universal joints,all rear axles,wheel bearing,bought at auction Aug 19,2024, $4000, the as is was so small and on the back of a sheet we did not see it,we are senior,”
filed Jan 6, 2025
“Noticed air bag lights on didnt think quick , also I notuced electrical issue here & there. Engine runs & sounds louder when using a/c. When you go to shut off vehicle theres a loud thump thump noise at the end fir about 3 mins or so , problems starting the engine , back windshield wiper turns on…”
filed Aug 10, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other A4 years
| Year | Reports | Share |
|---|---|---|
| 2018 A4 | 5 | 11% |
| 2017 A4 | 21 | 39% |
| 2015 A4 | 10 | 53% |
| 2014 A4 | 12 | 39% |
| 2013 A4 | 6 | 25% |
| 2012 A4 | 13 | 68% |
| 2010 A4 | 37 | 58% |
| 2009 A4 | 44 | 37% |
| 2008 A4 | 13 | 7% |
| 2007 A4 | 17 | 9% |
| 2006 A4 | 15 | 5% |
| 2004 A4 | 7 | 4% |
Other reported problem areas on the 2005 Audi A4
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.