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1999 Audi A4

Owner reports · Recalls · Investigations

More warning signs than most A4 years

Owner complaints for the 1999 Audi A4 are substantially higher than the model-year median of 76.5.

About this comparison →

When problems were reported

Mileage at the reported incident

100 reports with mileage · 90 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Service Brakes, Hydraulic. Review the 81 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Vehicle Speed Control. Review the 16 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

9 crash reports2 fire reports4 injury reports

What owners actually said

190 reports
Mileage unknown · Jan 6, 2003
Service Brakes, Hydraulic

THE CONSUMER STATES THAT THE VEHICLES LEFT REAR BRAKES FAILED. ALSO STATES THAT THE VEHICLE OFTEN FAILED TO STOP DURING WET CONDITIONS, THE CONSUMER WILL PRESS THE BRAKES AND THERE IS A DELAY BEFORE THEY WOULD ENGAGE. THIS HAPPENED TWICE, AND ALMOST RAN INTO AN INTERSECTION, THE LEFT REAR BRAKES SQUEAK CONSTANTLY UPON APPLICA…

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THE CONSUMER STATES THAT THE VEHICLES LEFT REAR BRAKES FAILED. ALSO STATES THAT THE VEHICLE OFTEN FAILED TO STOP DURING WET CONDITIONS, THE CONSUMER WILL PRESS THE BRAKES AND THERE IS A DELAY BEFORE THEY WOULD ENGAGE. THIS HAPPENED TWICE, AND ALMOST RAN INTO AN INTERSECTION, THE LEFT REAR BRAKES SQUEAK CONSTANTLY UPON APPLICATION. THE VEHICLE WAS TAKEN TO THE DEALER ONCE TO FIX AND IT STILL SQUEAKS. SCC PH

NHTSA ODI #10001368

61,000 miles · Jan 2, 2003
Tires

AFTER ABOUT 25,000 MILES OF DRIVING THE TREAD ON TWO OF MY BF GOODRICH G-FORCE TA KDWS TIRES IS SEPARATING FROM THE TIRE. ONE TIRE (WHICH WAS MY FRONT LEFT) HAS TWO AREAS OF SEPARATION AND ONE AREA JUST SHOWING SIGNS OF STARTING TO SEPARATE. THE AREAS OF SEPARATION ARE ABOUT 4"-6" LONG AND 12"-15" LONG. PICTURES CAN BE EMAILE…

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AFTER ABOUT 25,000 MILES OF DRIVING THE TREAD ON TWO OF MY BF GOODRICH G-FORCE TA KDWS TIRES IS SEPARATING FROM THE TIRE. ONE TIRE (WHICH WAS MY FRONT LEFT) HAS TWO AREAS OF SEPARATION AND ONE AREA JUST SHOWING SIGNS OF STARTING TO SEPARATE. THE AREAS OF SEPARATION ARE ABOUT 4"-6" LONG AND 12"-15" LONG. PICTURES CAN BE EMAILED ON REQUEST OR SEEN AT:HTTP://FORUMS.AUDIWORLD.COM/WHEEL/MSGS/56770.PHTML I CALLED BFGOODRICH ABOUT THIS ISSUE AND THEY INFORMED ME THAT THEY HAVE NEVER HAD A PROBLEM LIKE THIS BEFORE. ALTHOUGH, THE COMPLAINTS ON YOUR WEBSITE AND ON WWW.TIRERACK.COM SEEM TO INDICATE THIS PROBLEM HAS OCCURRED BEFORE. BFG IS ONLY WILLING TO PRO-RATE REPLACE THE TIRES IF I BUY THE SAME TIRES. AFTER ALMOST HAVING A SERIOUS CRASH IN THE HEAVY RAIN DUE TO THE DEFECT IN THESE TIRES, I WOULD NEVER PAY TO HAVE THEM AGAIN.

NHTSA ODI #10000694

Mileage unknown · Nov 13, 2002
Engine And Engine Cooling

AUGUST OF 2001 THE CAR BROKE DOWN AND WAS TOWED TO AN AUDI DEALER. THAT DEALER INFORMED US THAT THE ENGINE SIEZED AND HE WOULD NEED APPROVAL FROM AUDI OF AMERICA TO PERFORM THE REPAIR UNDER WARRENTY. AUDI OF AMERICA'S REPRESENTATIVE TOOK SEVERAL WEEKS TO RETURN A DECISION NOT TO HONOR THE WARRANTY BECAUSE WE HAD OUR OIL CHANGE…

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AUGUST OF 2001 THE CAR BROKE DOWN AND WAS TOWED TO AN AUDI DEALER. THAT DEALER INFORMED US THAT THE ENGINE SIEZED AND HE WOULD NEED APPROVAL FROM AUDI OF AMERICA TO PERFORM THE REPAIR UNDER WARRENTY. AUDI OF AMERICA'S REPRESENTATIVE TOOK SEVERAL WEEKS TO RETURN A DECISION NOT TO HONOR THE WARRANTY BECAUSE WE HAD OUR OIL CHANGES AT INDEPENDANT SERVICE STATIONS INSTEAD OF AUDI DEALERSHIPS. WE ATTEMPTED TO CONTACT THAT REPRESENTATIVE BUT WE WERE NOT ALLOWED TO SPEAK WITH HIM NOR WOULD THEY RELEASE HIS NAME. WE ATTEMPTED TO SPEAK WITH HIS SUPERVISOR, BUT AUDI OF AMERICA TOLD US THERE WAS NO SUPERVISOR, THAT REPRESENTATIVE WAS THE FINAL DECISION, AND THERE WAS NO APPEALS PROCESS. WE WERE GIVEN THE NAME OF THE VICE PRESIDENT AFTER MANY ATTEMPTS TO APPEAL THE DECISION, BUT WERE NOT ALLOWED TO SPEAK TO HIM. WE WROTE HIM A LETTER WHICH WAS NEVER RETURNED. WE HAVE FILED A LAW SUIT AGAINST AUDI OF AMERICA AND TWO OF THE DEALERSHIPS. DT

NHTSA ODI #769662

Mileage unknown · Oct 30, 2002
Service Brakes, Hydraulic

WET BRAKING 2/3 SECOND DELAY OF BRAKING POWER WHEN DRIVING IN RAIN AT HIGHWAY SPEED. DT

NHTSA ODI #769095

Mileage unknown · Oct 18, 2002
Service Brakes, Hydraulic

CONSUMER STATES THAT WHILE TRAVELING AT HIGHWAY SPEED THE VEHICLES BRAKE PEDAL WENT TO THE FLOOR, CONSUMER HAD TO USE EMERGENCY BRAKE TO STOP. TOOK TO DEALER, DEALER STATED ABS PUMP FAILED AND BRAKE FLUID LEAKED OUT, CAUSING LOSS OF PEDAL PRESSURE. PLEASE PROVIDE ANY FURTHER INFORMATION. MR

NHTSA ODI #8021111

Mileage unknown · Aug 4, 2002
Tires

TREADS SEPARATED ON BOTH FRONT LEFT AND FRONT RIGHT TIRES ALONG ON INSIDE EDGE OF EACH WHILE DRIVING ON INTERSTATE 93 IN NH. ONE THREW CORD, THE OTHER SHOWED SEPARATION UPON EXAMINATION. DEALER [LAKES REGION AUDI, GILFORD NH] CHECKED INFLATION, AT 31.2 AND 31.4LB (RECOMMENDED PRESSURE IS 32LB). MODERATE TREAD WEAR (4/32IN LEFT?)…

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TREADS SEPARATED ON BOTH FRONT LEFT AND FRONT RIGHT TIRES ALONG ON INSIDE EDGE OF EACH WHILE DRIVING ON INTERSTATE 93 IN NH. ONE THREW CORD, THE OTHER SHOWED SEPARATION UPON EXAMINATION. DEALER [LAKES REGION AUDI, GILFORD NH] CHECKED INFLATION, AT 31.2 AND 31.4LB (RECOMMENDED PRESSURE IS 32LB). MODERATE TREAD WEAR (4/32IN LEFT?) AFTER 30K MI. DEALER ALSO PERFORMED RE-ALIGNMENT AFTER NEW TIRES WERE INSTALLED, BUT FOUND NO SERIOUS PROBLEM (MINOR TOE-IN ADJ). THIS CAR IS DRIVEN MOSTLY IN WASHINGTON DC WHERE IT HAS BEEN VERY HOT RECENTLY, BUT THESE ARE TEMPERATURE CATEGORY A TIRES. SAME FAILURE ON BOTH FRONT TIRES AT SAME TIME SUGGESTS A POSSIBLE MANUFACTURING DEFECT.*AK

NHTSA ODI #765173

Mileage unknown · Aug 4, 2002
Tires

TREADS SEPARATED ON BOTH FRONT LEFT AND FRONT RIGHT TIRES ALONG ON INSIDE EDGE OF EACH WHILE DRIVING ON INTERSTATE 93 IN NH. ONE THREW CORD, THE OTHER SHOWED SEPARATION UPON EXAMINATION. DEALER [LAKES REGION AUDI, GILFORD NH] CHECKED INFLATION, AT 31.2 AND 31.4LB (RECOMMENDED PRESSURE IS 32LB). MODERATE TREAD WEAR (4/32IN LEFT?)…

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TREADS SEPARATED ON BOTH FRONT LEFT AND FRONT RIGHT TIRES ALONG ON INSIDE EDGE OF EACH WHILE DRIVING ON INTERSTATE 93 IN NH. ONE THREW CORD, THE OTHER SHOWED SEPARATION UPON EXAMINATION. DEALER [LAKES REGION AUDI, GILFORD NH] CHECKED INFLATION, AT 31.2 AND 31.4LB (RECOMMENDED PRESSURE IS 32LB). MODERATE TREAD WEAR (4/32IN LEFT?) AFTER 30K MI. DEALER ALSO PERFORMED RE-ALIGNMENT AFTER NEW TIRES WERE INSTALLED, BUT FOUND NO SERIOUS PROBLEM (MINOR TOE-IN ADJ). THIS CAR IS DRIVEN MOSTLY IN WASHINGTON DC WHERE IT HAS BEEN VERY HOT RECENTLY, BUT THESE ARE TEMPERATURE CATEGORY A TIRES. SAME FAILURE ON BOTH FRONT TIRES AT SAME TIME SUGGESTS A POSSIBLE MANUFACTURING DEFECT.*AK

NHTSA ODI #765172

Mileage unknown · Apr 2, 2002
Tires

WHILE DRIVING, REAR PASSENGER TIRE BLEWOUT WITHOUT WARNING. MECHANIC STATED TREAD WAS SEPARATING BECAUSE OF A BAD ALIGNMENT. BODY SHOP THAT DID THE ALIGNMENT GAVE A PRINT OUT OF THE ALIGNMENT WITH STATISTICS. *AK. CONSUMER STATED THE BACK REAR TIRE WAS WORN OUT ON THE INSIDE AND OUTSIDE TREAD OF THE TIRE, ALL TIRES HAVE SINCE B…

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WHILE DRIVING, REAR PASSENGER TIRE BLEWOUT WITHOUT WARNING. MECHANIC STATED TREAD WAS SEPARATING BECAUSE OF A BAD ALIGNMENT. BODY SHOP THAT DID THE ALIGNMENT GAVE A PRINT OUT OF THE ALIGNMENT WITH STATISTICS. *AK. CONSUMER STATED THE BACK REAR TIRE WAS WORN OUT ON THE INSIDE AND OUTSIDE TREAD OF THE TIRE, ALL TIRES HAVE SINCE BEEN REPLACED.*JB

NHTSA ODI #8006860

Mileage unknown · Jan 31, 2002
Service Brakes, Hydraulic

MY 1999 AUDI A4 EXPERIENCES DELAYED BRAKING DURING PERIODS OF MODERATE TO HEAVY RAIN.*AK

NHTSA ODI #757574

Mileage unknown · Jan 25, 2002
Service Brakes, Hydraulic

AFTER TRAVELING FOR SEVERAL MINUTES ON FREEWAYS IN RAIN STORMS THE FIRST APPLICATION OF THE BRAKES DOES NOT SLOW THE CAR. THERE IS A 1-2 SECOND DELAY BEFORE THERE IS ANY BARKING FORCE REGARDLESS OF PEDAL PRESSURE. THIS ISN'T MERELY THE TYPICAL LACK OF INITIAL BITE ON WET BRAKES AS WITH WET BRAKES THE BRAKE FORCE WILL INCREASE WI…

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AFTER TRAVELING FOR SEVERAL MINUTES ON FREEWAYS IN RAIN STORMS THE FIRST APPLICATION OF THE BRAKES DOES NOT SLOW THE CAR. THERE IS A 1-2 SECOND DELAY BEFORE THERE IS ANY BARKING FORCE REGARDLESS OF PEDAL PRESSURE. THIS ISN'T MERELY THE TYPICAL LACK OF INITIAL BITE ON WET BRAKES AS WITH WET BRAKES THE BRAKE FORCE WILL INCREASE WITH INCREASED PEDAL PRESSURE. WHEN THIS HAPPENS, INSTINCTS ARE TO PRESS THE BRAKE HARDER AND WHEN THE WATER IS FINALLY SHED THE CAR WILL PULL SHARPLY IN REACTION TO WHICH EVER OF THE BRAKES 'DRIES' FIRST. AUDI HAS DESIGNED AND SELLS A PLASTIC WING THAT FITS AROUND THE INSIDE OF THE WHEEL WELL AT THE UNDERBODY/WHEEL WELL INTERFACE TO COMBAT THIS BUT IT ONLY MAKES A MARGINAL IMPROVEMENT. IN ADDITION, THE 2002 AUDI A4 COMES EQUIPED WITH THIS SAME SHIELDING IN AN APPARENT AWKNOWLEDGEMENT OF THE ISSUE.*AK

NHTSA ODI #757352

Official recalls

4

20V056000 · Air Bags:frontal:driver Side:inflator Module

Jan 31, 2020

Volkswagen Group of America, Inc. (VW) is recalling certain 2000-2001 TT Roadster, 2000 TT Coupe, 1999 Audi A8, 1998-2000 Audi A6, and 1999-2000 Audi A4 vehicles equipped with Non-Azide Driver air bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manufacturing issue, the NADI inflators may absorb moisture, possibly causing the air bag to deploy improperly in the event of a crash.

Consequence & remedy

Consequence: In the event of a crash necessitating air bag deployment, the air bag may not properly protect the occupant, increasing the risk of serious injury or death.

Remedy: Dealers will replace the driver frontal air bag inflator with an alternative inflator when the parts become available, free of charge. Owner notifications were mailed September 21, 2021. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69BT.

00V414000 · Steering:linkages:rod:relay:connecting

Dec 6, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE TIE RODS OF THE STEERING ASSEMBLY ARE PROTECTED ON EACH SIDE BY A SEAL TO PREVENT MOISTURE AND DUST PARTICLES FROM ENTERING THE SWIVEL BEARING MECHANISM. IT IS POSSIBLE THAT SOME TIE ROD SEALS MAY NOT SEAL PROPERLY.

Consequence & remedy

Consequence: IF MOISTURE AND/OR DUST PARTICLES ENTER THE SWIVEL BEARING MECHANISM, THE SWIVEL BEARING COULD WEAR OVER TIME DIMINISHING THE STEERING CONTROL OF THE VEHICLE.

Remedy: DEALERS WILL REPLACE THE TIE RODS.

99V248000 · Steering:linkages:rod:relay:connecting

Sep 13, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE TIE RODS OF THE STEERING ASSEMBLY ARE PROTECTED ON EACH SIDE BY A SEAL TO PREVENT MOISTURE AND DUST PARTICLES FROM ENTERING THE SWIVEL BEARING MECHANISM. IT IS POSSIBLE THAT SOME TIE ROD SEALS MAY NOT SEAL PROPERLY.

Consequence & remedy

Consequence: IF MOISTURE AND/OR DUST PARTICLES ENTER THE SWIVEL BEARING MECHANISM, THE SWIVEL BEARING COULD WEAR OVER TIME DIMINISHING THE STEERING CONTROL OF THE VEHICLE.

Remedy: DEALERS WILL REPLACE THE TIE RODS.

99V131001 · Service Brakes, Hydraulic:power Assist:vacuum:hoses, Lines/piping, And Fittings

May 21, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSIONS. A CONTROL VALVE IN THE VACUUM HOSE CONNECTING THE BRAKE BOOSTER TO THE INTAKE MANIFOLD MAY NOT OPEN OR CLOSE FULLY AT TEMPERATURES BELOW -4 F UNDER CERTAIN DRIVING CONDITIONS.

Consequence & remedy

Consequence: THIS CONDITION COULD CAUSE INSUFFICIENT VACUUM TO BE PROVIDED TO THE BRAKE BOOSTER.

Remedy: DEALERS WILL INSTALL A VACUUM BY-PASS SYSTEM INTO VEHICLES OPERATED IN THESE STATES WHICH IS DESIGNED TO PROVIDE SUFFICIENT VACUUM FOR FULL BRAKE ASSIST UNDER ALL WEATHER CONDITIONS.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

5

EA04017 · STUCK-OPEN Throttle

Opened Jun 30, 2004 · Closed Feb 10, 2005

Status: closed (inferred from source dates) · Fuel System, Gasoline:fuel Injection System

VWOA HAS RECALLED APPROXIMATELY 28,300 MY 1998-99 A6 VEHICLES IN COLD WEATHER STATES THAT EXPERIENCED THE HIGHEST RATE OF THROTTLE ICING INCIDENTS IN THE SUBJECT VEHICLES (04V-495).THE FAILURE RATE IN THE A4 AND PASSAT VEHICLES IS MUCH LOWER THAN IN THE RECALLED VEHICLES.ODI WILL CONTINUE TO MONITOR THE EXPERIENCE IN THE A4 AND PASSAT VEHICLES.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS FOR THE AUDI A4 OR VW PASSAT VEHICLES.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY A CHANGE IN CIRCUMSTANCES. FOR FURTHER DETAILS SEE THE ATTACHED CLOSING REPORT.

PE02008 · Brake And Clutch Pedal Bracket

Opened Jan 23, 2002 · Closed Jul 12, 2002

Status: closed (inferred from source dates) · Service Brakes, Hydraulic

No summary supplied.

EA00021 · Degraded Braking In Wet Weather

Opened Aug 11, 2000 · Closed Mar 29, 2002

Status: closed (inferred from source dates) · Service Brakes, Hydraulic

There is no summary currently available

PE00016 · Degraded Braking Wet Weather Condition

Opened Apr 4, 2000 · Closed Aug 11, 2000

Status: closed (inferred from source dates) · Electrical System

There is no summary currently available

RQ99008 · Power Brake Booster Vacuum BY-PASS

Opened Jun 1, 1999 · Closed Nov 14, 2000

Status: closed (inferred from source dates) · Service Brakes, Hydraulic

There is no summary currently available