There are 5 stored owner reports matching the brakes leading-label group for the 2003 Audi A6 in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 5 of 5 matching reports.
Open the full vehicle complaint log (all categories)CAR BRAKE LIGHTS ARE ON ALL THE TIME AND IT REVES ALL THE TIME. *TR
TL* THE CONTACT OWNS A 2003 AUDI A6 2.7 QUATTRO. THE CONTACT STATED WHILE TRAVELING 20 MPH THE ABS SYSTEM ACTIVATED CAUSING THE VEHICLE TO VEER TO THE LEFT. THE VEHICLE WAS ABLE TO BE DRIVEN TO THE CONTACT'S HOME. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 89,000 AND THE CURRENT MILEAGE WAS 90,500.
FAULTY ABS MODULE. *TR
I HAVE LOCKED MY BRAKES AND HAD A NEAR ACCIDENT. MY ABS AND ESP HAS STOPPED WORKING ON MY 2003 AUDI A6. I WAS TOLD THE ABS CONTROL UNITS ARE KNOWN TO GO BAD, AND WILL COST OVER A $1000 TO FIX. I CANNOT AFFORD TO FIX. IF THIS IS A WIDESPREAD PROBLEM, SHOULDN'T AUDI BE HELD ACCOUNTABLE FOR ANY TRAFFIC ACCIDENTS DUE TO FAILURE, AND SHOULD THERE BE A RECALL? *TR
ABS CONTROL UNIT IS FAULTY ON MY AUDI A6 2003. I BELIEVE IT IS SUBJECT TO RECALL INDICATED BY THE $1800 REPAIR AND FREQUENCY OF THIS COMPLAINT ON THE INTERNET. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.