Two problems related to brake sensor have been reported for the 2001 Audi A4. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Audi A4 based on all problems reported for the 2001 A4.
The contact owns a 2001 Audi A4. He stated that the antilock breaks sensor illuminates constantly. He had the garage replaced the break sensor twice. The first replacement was done on January 10, 2010 and the second break sensor replacement was February 16, 2010 and the failure was not corrected. The failure mileage was 90,000 and the current mileage was 102,034. He has not contacted the dealer or manufacturer.
2001 Audi A4 with about 105k miles on. Abs sensor is faulty and this problem is very widespread amongst Audi A4s built around this time. It is a $1500 - $2000 repair for a part that really doesn't seem to go bad with this frequency in other cars. For an example of the score, see this site. . Read more...