Audi A4 electrical system problems by year
453 NHTSA owner complaints name the electrical system across 22 A4 model years. The most reported year is 2020 with 89 reports.
| Year | Electrical System reports | Share | Median mileage | |
|---|---|---|---|---|
| 2020 A4 | 89 | 72% | — | |
| 2018 A4 | 17 | 39% | — | |
| 2017 A4 | 6 | 11% | — | |
| 2015 A4 | 3 | 16% | — | |
| 2014 A4 | 3 | 10% | — | |
| 2013 A4 | 2 | 8% | — | |
| 2012 A4 | 2 | 11% | — | |
| 2010 A4 | 2 | 3% | — | |
| 2009 A4 | 3 | 3% | — | |
| 2008 A4 | 9 | 5% | — | |
| 2007 A4 | 10 | 5% | — | |
| 2006 A4 | 21 | 7% | 69,000 mi | |
| 2005 A4 | 24 | 11% | 60,173 mi | |
| 2004 A4 | 15 | 8% | — | |
| 2003 A4 | 32 | 15% | 56,600 mi | |
| 2002 A4 | 76 | 42% | 10,800 mi | |
| 2001 A4 | 35 | 27% | 43,570 mi | |
| 2000 A4 | 11 | 11% | — | |
| 1999 A4 | 11 | 6% | — | |
| 1998 A4 | 23 | 9% | — | |
| 1997 A4 | 33 | 34% | 118,000 mi | |
| 1996 A4 | 26 | 29% | 90,500 mi |
Share is the fraction of that year’s complaints naming the electrical system. Raw counts are not adjusted for sales volume — years that sold more units naturally accumulate more reports.