2nd Generation (2001—2004) A4 Problems

This generations ranks 53rd out of 54 Audi generations in reliability and is generally a good bet. Owners have the most complaints about the engine (28%), electrical (13%), and the transmission (13%). We've listed some of the most recent complaints below, see them all on CarComplaints.com.

  1. Engine Failure 4 complaints at an average of 66,321 miles in the 2002 Audi A4.
  2. Oil Sludge 1 complaints at an average of 36,300 miles in the 2004 Audi A4.
  3. On Board Computer Stopped Working 1 complaints at an average of 52,000 miles in the 2003 Audi A4.

What A4 Year is Most Reliable?

Generations are a good baseline for prediciting reliability, but there will almost always be year-to-year differences. We've calculated a reliability score for each model year within this generation, but we've based that score on how the model year compares to all Audi model years.

Watch out for the 2002 model year which has the highest PainRank™ score in this generation.

Year Complaints Recalls TSBs PainRank (?)
2004 16 3 121 9.59
2003 10 4 120 8.74
2002 10 1 109 12.26
2001 2 2 71 0.2

Watch out for these common problems

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