There are 28 owner-reported brakes complaints for the 2000 Audi A6in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
THE CAR HAD THE ABS AND BRAKE LIGHT DISPLAY (BRAKE LIGHT IF FLASHING), CAUSING THE CAR TO SOMETIMES NOT STOP PROPERLY. CHECKED OUT TO BE ABS MODULE FAILURE. *TT
ABS MODULE FAILURE. BLINKING ABS LIGHT AND FLASHING DASH BRAKE LIGHT INDICATING FAILURE. IT APPARENTLY IS NOT UNCOMMON ON 1998-2002 AUDI VEHICLES, A4 & A6 MODELS ALIKE. *TR
2000 AUDI A6 ABS FAILURE. WITH AN CAR ACCIDENT CAR WAS TOTALED. FALL OF 2010. DAUGHTER SUSTAINED HEAD TRAMA. *TR
THE ABS LIGHT COMES ON STEADY, THE HAND BRAKE LIGHT FLASHED CONSTANTLY, AND THREE WARNING BEEPS ARE HEARD. A COMPUTER READING SAYS THERE IS NO CONNECTION WITH THE ABS UNIT. THE ABS DOESN'T WORK AT ALL. IT SOMETIMES OCCURS WHEN I FIRST START THE CAR, AND SOMETIMES AFTER DRIVING FOR A WHILE. THE CONSUMER STATED SOMEONE ELSE WAS DRIVING HER VEHICLE AND HE/SHE REAR ENDED ANOTHER PERSON. THE CONSUMER STATED THE ABS DID NOT FUNCTION AS DESIGNED. UPDATED 12/16/10 *TR
THE ABS CONTROL MODULE FAILS INTERMITTENTLY CAUSING THE ABS BRAKES TO ONLY WORK WHEN THE ABS/BRAKE WARNING INDICATOR LIGHT IS OFF. I HAVE DONE QUITE A BIT OF RESEARCH ONLINE REGARDING THIS AND HAVE FOUND THAT THIS IS A COMMON PROBLEM WITH AUDI'S MANUFACTURED BETWEEN 1996 AND 2001. *TR
THE ABS LIGHT COMES ON STEADY, THE HAND BRAKE LIGHT FLASHED CONSTANTLY, AND THREE WARNING BEEPS ARE HEARD. A COMPUTER READING SAYS THERE IS NO CONNECTION WITH THE ABS UNIT. THE ABS DOESN'T WORK AT ALL. IT SOMETIMES OCCURS WHEN I FIRST START THE CAR, AND SOMETIMES AFTER DRIVING FOR A WHILE. AUDI SAYS MY CAR IS TOO FAR OUT OF WARRANTY (2000 W/ 77,000 MI). THEY WON'T COVER ANY COSTS. *TR
TL*THE CONTACT OWNS A 2000 AUDIT A6. THE CONTACT STATED THE ABS MODULE MALFUNCTIONED. HE DIDN'T WANT TO GIVE SPECIFIC FAILURES RELATED TO HIS VEHICLE. CONTACT HAS NOT TAKEN HIS VEHICLE TO THE DEALER TO DIAGNOSE THE FAILURE. THE CONTACT HAS IDENTIFIED SEVERAL FAILURES HE VIEWED ON THE INTERNET. THE FAILURE MILEAGE WAS 126,000.
2000 AUDI A-6 QUATTRO 2.8 L; ABS MODULE HAS MALFUNCTIONED. THIS SEEMS TO BE A COMMON OCCURRENNCE ON THESE VEHICLES AS I'VE SEEN NUMEROUS PEOPLE COMPLAINING ABOUT IT ON THE AUDI FORUM. *TR
ABS CONTROL MODULE HAS FAILED ON MY 2000 AUDI A6. FROM AN INTERNET SEARCH THIS APPEARS TO BE AN ALMOST TAKEN FOR GRANTED REPAIR/REPLACEMENT ITEM, I.E.; IT HAPPENS TO ALMOST EVERY VEHICLE. THIS IS NOT AN INEXPENSIVE ITEM TO REPLACE (500-1300 DOLLARS INCLUDING LABOR). THERE ARE THOUSANDS OF COMPLAINTS, FORUMS, BLOGS DEDICATED TO THIS PARTICULAR ISSUE. I BELIEVE A RECALL IS WARRANTED. PLEASE INVESTIGATE THIS ISSUE. THANK YOU. *TR
FAULTY ABS SYSTEM IN AUDI A6 2000 MODEL. *TR
ABS CONTROL MODULE FAILURE. INTERMITTENT PROBLEM IN WHICH ABS LIGHT COMES ON, BRAKE LIGHT COMES ON AND FLASHES, AND CHIME COMES ON. WHEN THIS OCCURS IT SIGNIFIES THAT ABS SYSTEM IS NOT WORKING BECAUSE IT HAS LOST COMMUNICATION WITH THE COMPONENTS. DIAGNOSED BY AUDI DEALER AS "ABS CONTROL MODULE INTERMITTENTLY NOT COMMUNICATING." NOTIFIED AUDI OF AMERICA ABOUT ISSUE AND CONTENTION THAT IT IS A SAFETY ISSUE BECAUSE WHEN ABS WORKING GREATER CONTROL IS AVAILABLE IN BRAKING SITUATIONS. WITH INTERMITTENT PROBLEM I'LL HAVE TO GLANCE AT DASHBOARD DURING EMERGENCY BRAKE SITUATION AND BRAKE ACCORDING TO WHETHER AT THAT MOMENT I HAVE ABS OR NOT. VOLKSWAGEN OF AMERICA HAS PERFORMED A RECALL ON THE ABS CONTROL UNIT (NHSTA CAMPAIGN ID: 02V031000) FOR THEIR 2002 JETTA. *TR
1) THE ABS MODULE ON MY 2000 AUDI A6 HAS FAILED. FAILED AT 95,000 MILES, ALWAYS HAD REGULAR MAINTAINANCE DONE ON VEHICLE 2) I HAVE NOTICED A LARGE NUMBER OF THESE REPORTS REGARDING THIS MODULE AND TYPE OF CAR. IT IS $1500 TO FIX AND IN THE MANUAL STATES TO CORRECT IMMEDIATELY AS TO THE REAR BRAKES MAY LOCK UP UNDER HEAVY BRAKING. 3) HAVE NOT REPAIRED VEHICLE YET. *TR
ABS/BRAKE LIGHT STARTED FLASHING INFREQUENTLY AND I CALLED MAPLEWOOD AUDI SERVICE AND THEY PROCEEDING TO TELL ME IT WAS A BRAKE LIGHT SWITCH, THROUGH FURTHER INVESTIGATION I FOUND THAT THIS IS A VERY COMMON PROBLEM WITH THEIR ABS CONTROL MODULE AND IT IS A "FACTORY ONLY" FIX BECAUSE OF REPROGRAMMING AND SUCH AND IT WOULD RUN ABOUT $2000. I BELONG TO A COUPLE OF AUDI FORUMS AND THIS IS ONE OF THE MOST COMMON PROBLEMS. I DON'T SEE HOW THIS PROPRIETARY SYSTEM IS ALLOWED TO CONTINUE WITHOUT ACCOUNTABILITY BY THE MANUFACTURER AND OR DEALERSHIPS. UNLIKE THEIR OTHER POOR PRACTICES FOR MONOPOLIZING SERVICE TO THESE CARS THIS ONE AFFECTS BRAKING AND THUS SAFETY. *TR
MODEL YEAR 2000, AUDI A6 QUATTRO WAGON 4 INSTANCES OF SUB-STANDARD EQUIPMENT: 1) ABS WARNING LIGHTS DUE TO DEFECTIVE ABS CONTROLLER A VERY COMMON PROBLEM WHICH THE MANUFACTURER SHOULD BE FORCED TO RECALL. 2) SUB-STANDARD MATERIALS USED IN THE VENT TUBING IN THE ENGINE COMPARTMENT (CHEAP PLASTIC THAT BREAKS CAUSING INCREASED EMISSIONS OUTPUT HARMING THE ENVIRONMENT). 3) DASHBOARD WARNING DISPLAY LED FAULTY, A VERY COMMON PROBLEM WHICH THE MANUFACTURER SHOULD BE FORCED TO RECALL. 4)PLASTIC COMPONENTS IN INTERIOR OF THE AUTO BREAK EASILY POOR PLASTIC STRENGTH (IE CUPHOLDER, BUTTONS ETC). *TR
TL*THE CONTACT OWNS A 2000 AUDI A6. THE CONTACT STATED THAT THE ABS AND BRAKE WARNING LIGHTS ILLUMINATED. THE DEALER STATED THAT THE ABS MODULE MALFUNCTIONED. AS OF OCTOBER 5, 2007, THE DEALER HAD NOT REPAIRED THE VEHICLE. THE FAILURE MILEAGE WAS 114,000 AND CURRENT MILEAGE WAS 114,776.
THE ABS CONTROL MODULE NEEDS TO BE REPLACED AT A COST OF $800. LITERALLY THOUSANDS OF THESE MODULES HAVE QUIT WORKING ON 2000 AUDI'S. A VISIT TO THE INTERNET DISPLAYS SO MANY COMPLAINTS REGARDING THIS PART THAT THERE IS NOT TIME ENOUGH TO READ THEM ALL. AUDI NOT ONLY REFUSES TO RECALL THIS PART (SINCE NO ONE DIES IN AN ACCIDENT BECAUSE OF IT) BUT THEY ALSO REFUSE TO DOCUMENT YOUR COMPLAINT TO GENERATE A LIST OF COMPLAINTS REGARDING THIS PART. I FIRST WAS TOLD I HAD TO GO TO AN AUDI DEALER TO HAVE THE MALFUNCTION VALIDATED (A PRIVATE AUTO REPAIR SHOP WOULD NOT DO), BUT AFTER I PAID AUDI $60.00 FOR A DIAGNOSTIC, AUDI USA STILL COULD ONLY TELL ME THAT THERE HAD NOT BEEN A RECALL AND MAYBE THE DEALER COULD DO SOMETHING TO HELP ME. *JB
AUDI A6 ABS NOT FUNCTIONING AFTER ONLY 58,000 MILES. AUDI REFUSES TO STAND BEHIND ITS ENGINEERING AND REPAIR. DIAGNOSIS" ABS CONTROL UNIT IS NO LONGER COMMUNICATING WITH THE INSTRUMENT CLUSTER". COST OVER $800 TO REPLACE AND CAN ONLY BE REPLACED BY AUDI DEALER. MANY A6 OWNERS HAVE SAME PROBLEM, YET AUDI HAS NOT ISSUED A "CAMPAIGN" / RECALL. ISN'T ABS INTRINSIC TO THE SAFETY OF THE CAR...SORT OF LIKE THE AIRBAGS? WHY NOT ENGINEERED TO LAST LONGER THAN 58,000 MILES? OR, COULD IT BE ENGINEERED ON PURPOSE TO GENERATE DEALER SERVICE REVENUE? SOMETHING NOT RIGHT HERE. *JB
I WAS DRIVING MY 2000 AUDI A6 2.7T (ABOUT 48,500 MILES AND OUT OF WARRANTY) HOME FROM WORK, WHEN I NOTICED THE CAR SEEMED TO HAVE LESS POWER. THE CAR DID NOT SEEM TO ACCELERATE VERY WELL. THEN I NOTICED THAT WHEN I TOOK MY FOOT OFF THE ACCELERATOR THAT THE CAR WAS SLOWING ON ITS OWN. I WAS CLOSE TO HOME AND THE ROAD I WAS ON DID NOT HAVE A PLACE WHERE I COULD SAFELY PULL OVER SO I DROVE HOME. WHEN I PULLED IN I NOTICED THE FRONT PASSENGER WHEEL WAS SMOKING. I PICKED UP A FIRE EXTINGUISHER AND USED IT ON THE SMOKING WHEEL. I KEPT CHECKING THE WHEEL UNTIL ALL THE PARTS OF THE BRAKE AND WHEEL WERE COOL TO THE TOUCH. I HAD THE CAR CARRIED TO THE AUDI DEALER SINCE I DID NOT WANT REPEAT THE INCIDENT. THE BRAKE HAD LOOSENED UP SINCE THE CAR ROLLED WHEN IT WAS TAKEN OUT OF GEAR. WHEN AT THE DEALER THE PROBLEM WAS INITIALLY IDENTIFIED AS A FAILED BRAKE CALIPER THAT LOCKED THE BRAKE PADS AGAINST THE WHEEL. AFTER WAITING SEVERAL DAYS FOR THE BRAKE CALIPER TO BE SHIPPED FROM CANADA!! IT WAS THEN DISCOVERED THAT THE BRAKE LINE WAS BLOCKED. AFTER FURTHER INVESTIGATION IT WAS DISCOVERED THAT THE MASTER BRAKE CYLINDER HAD BEEN THE INITIAL FAILURE. ( THIS PART ALSO REQUIRED A DAY OR SO TO BE DELIVERED.) SOMETHING FROM IT CLOGGED THE BRAKE LINE SO THE PRESSURE WAS NOT BE RELEASED AT THE BRAKE CALIPER. SO THE BRAKE PADS WERE LOCKED AGAINST THE BRAKE ROTOR. RESULT THE MASTER BRAKE CYLINDER, BRAKE FLUID, THE PASSENGER FRONT BRAKE CALIPER, BOTH FRON BRAKE ROTORS AND BOTH SETS OF FRONT BRAKE PADS WERE REPLACED. TIME TO REPAIR 10 DAYS. *JB
DT*: THE CONTACT STATED THE VEHICLE LURCHED FORWARD AT A STOP SIGN. THE ABS AND BRAKE LIGHTS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT REPAIR SHOP AND THE ANTILOCK BRAKE CONTROL MODULE ASSEMBLY WAS REPLACED.*AK
DT: CONSUMER STATES THAT THERE IS A MODULE THAT IS FAILING ON VEHICLE. THIS RESULTS IN THE ABS SYSTEM NOT WORKING. TO REPLACE THE MODULE WOULD COST $1,000-$1,300. CONSUMER HAS AN APPOINTMENT TO HAVE THE VEHICLE FIXED THIS FRIDAY. THE PROBLEM HAS BEEN SPORADIC OVER THE LAST 6 WEEKS. WHEN THE VEHICLE WAS TAKEN TO THE DEALERSHIP THEY COULD NOT FIND THE CAUSE OF THE PROBLEM , AND HE WAS TOLD TO DRIVE IT UNTIL IT FAILED AGAIN. CONSUMER WAS CONCERNED THAT THIS WAS HAPPENING ON OTHER VEHICLES. HE FOUND THIS INFORMATION ONLINE.*AK
Showing 1–20 of 28 complaints
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.
Data synced from NHTSA on Apr 26, 2026