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2003 Audi A4

Owner reports · Recalls · Investigations

More warning signs than most A4 years

Owner complaints for the 2003 Audi A4 are substantially higher than the model-year median of 76.5.

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When problems were reported

Mileage at the reported incident

177 reports with mileage · 33 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.

  • Power Train. Review the 43 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 41 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 32 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

10 crash reports6 fire reports8 injury reports

Power Train complaints

43 reports
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Mileage unknown · Jun 25, 2014
EnginePower Train

I HAD A NEW TRANSMISSION PUT IN THE AUDI AND AFTER A YEAR THE TRANSMISSION REVERSE MODE FAILED. I TOOK IT TO THE SHOP WHICH REPAIRED THE CAR AND FOUND THAT THERE HAD BEEN A RECALL ON THE PART WHICH WAS NEEDED FOR THE CAR. WHEN I TOOK IT TO THE AUDI DEALERSHIP THEY REFUSED TO HONOR THE RECALL AND I HAD TO PAY FOR THE NEW PART A…

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I HAD A NEW TRANSMISSION PUT IN THE AUDI AND AFTER A YEAR THE TRANSMISSION REVERSE MODE FAILED. I TOOK IT TO THE SHOP WHICH REPAIRED THE CAR AND FOUND THAT THERE HAD BEEN A RECALL ON THE PART WHICH WAS NEEDED FOR THE CAR. WHEN I TOOK IT TO THE AUDI DEALERSHIP THEY REFUSED TO HONOR THE RECALL AND I HAD TO PAY FOR THE NEW PART AN ADDITIONAL $2700. I WAS TOLD THAT I WAS NOT THE OWNER OF THE CAR AND THEY HAD NO INFORMATION ON FILE ABOUT ME HOWEVER I HAD REPEATEDLY BEEN IN PERSONALLY TO ASK ABOUT THE CAR AND ANY RECALLS AFTER REPLACING THE TRANSMISSION. ALSO THEY HAD MY EMAIL ADDRESS. I WAS THEN TOLD I WAS SIX MONTHS TOO LATE AND I HAD TO PAY FOR THE REPAIR. I TRIED TO CALL AUDI CUSTOMER SERVICE AND THE HEADQUARTERS AND ONLY GOT THE RUN AROUND. IF THERE WAS A RECALL FOR THIS PART THE AUDI DEALERSHIP AND AUDI HEADQUARTERS SHOULD HAVE HONORED THIS AND REPLACED THE PART. *TR

NHTSA ODI #10605973

159,000 miles · Jun 7, 2014
Fuel System, GasolinePower Train

WAS DRIVING ON THE HIGHWAY AND MY CAR STALLED. HAD TO GET IT TOWED HOME AND IT WILL NO LONGER START BUT IT REVS. *TR

NHTSA ODI #10596832

111,140 miles · Sep 9, 2012
Power Train

THE CAR HAD STARTED TO HAVE THE PRND FLASH, BUT IT KEPT RUNNING GOOD. ON SATURDAY I DROVE AROUND 20 MILES AND PARKED ON A SMALL ANGLED ROAD I TURNED THE CAR OFF. WHEN I TURNED IT ON AGAIN I PUT IT ON REVERSE WHICH DIDN'T ENGAGE AND STARTED TO GO DOWN ALMOST CRASHING INTO A WALL. I HAD TO GET OUT AND PUSH THE CAR. *TR

NHTSA ODI #10474405

40,000 miles · Mar 21, 2012
Power Train

AUDI INTRODUCED THE CONTINUOUSLY VARIABLE TRANSMISSION (CVT) TO NEW AUTOMOBILES ABOUT 2003. THE CVT WAS TOUTED AS A HIGHLY RELIABLE TRANSMISSION IN AUDI SALES BROCHURES WITH LESS MOVING PARTS. THE TRANSMISSION CONTAINS A TRANSMISSION CONTROL MODULE (TCM) WHICH FAILS EARLY. I TOOK MY CAR IN WHILE UNDER WARRANTY WITH CLAIMS OF …

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AUDI INTRODUCED THE CONTINUOUSLY VARIABLE TRANSMISSION (CVT) TO NEW AUTOMOBILES ABOUT 2003. THE CVT WAS TOUTED AS A HIGHLY RELIABLE TRANSMISSION IN AUDI SALES BROCHURES WITH LESS MOVING PARTS. THE TRANSMISSION CONTAINS A TRANSMISSION CONTROL MODULE (TCM) WHICH FAILS EARLY. I TOOK MY CAR IN WHILE UNDER WARRANTY WITH CLAIMS OF THE TRANSMISSION "HOPPING" AND AUDI TOOK NO ACTION TO CORRECT. MY CAR NOW HAS 150,000 MILES ON IT AND THE TCM HAS FAILED COMPLETELY. UPON REVIEWING SEVERAL AUDI FORUMS, I HAVE LEARNED THAT THIS PROBLEM IS EXTREMELY COMMON AND AUDI HAS NOT ACKNOWLEDGED THE PROBLEM. MANY PEOPLE WITH SIMILAR AUDI'S IN YEAR AND WITH THE SAME TRANSMISSION HAVE EXPERIENCE THE FAILURE. THE FIX IS TO HAVE NEW TCM'S INSTALLED AT A COST OF APPROXIMATELY $2,500, WHICH REQUIRES THE REMOVAL OF THE TRANSMISSION TO REPLACE THE TCM. WHILE I HAVE READ MANY NARRATIVES OF AUDI OWNERS EXPERIENCING THIS PROBLEM, I DO NOT KNOW IF ANYONE HAS FILED A COMPLAINT REGARDING THIS ISSUE. IT WOULD APPEAR THAT APPROPRIATE TESTING OF THE MODULE WAS NOT CONDUCTED TO A SATISFACTORY LEVEL AND COMPONENTS WERE INSTALLED WITH FLAWS. MY UNDERSTANDING FROM RESEARCH ON THIS TOPIC IS THAT THE SAME CVT WAS LICENSED TO NISSAN FOR INSTALLATION WITHIN THEIR VEHICLES AND THE SAME PROBLEMS ARE OCCURRING. I BELIEVE THIS TO BE A CONDITION OF MANUFACTURER RECALL AND CORRECTION AT NO COST TO THE OWNER. I HAVE ALSO HEARD OF THE PROBLEM FROM LOCAL MECHANICS. *JS

NHTSA ODI #10452563

97,000 miles · Jan 22, 2012
Power Train

SUDDENLY, WHILE DRIVING ON FREEWAY, WENT TO LOW GEAR SPEED AND NOT ABLE TO MOVE CAR. I ALREADY CHANGE THE TRANSMISSION @ 42,000 MILES AT AUDI DEALERSHIP. THIS IS AUDI CVT TRANSMISSION. IT HAS VERY BAD RELIABILITY RECORDS. YOU CAN SEE A LOT OF COMPLAINTS, A ESPECIALLY ABOUT TCM MODULE. TRANSMISSION REPAIR SHOPS JUST REFUSE TO …

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SUDDENLY, WHILE DRIVING ON FREEWAY, WENT TO LOW GEAR SPEED AND NOT ABLE TO MOVE CAR. I ALREADY CHANGE THE TRANSMISSION @ 42,000 MILES AT AUDI DEALERSHIP. THIS IS AUDI CVT TRANSMISSION. IT HAS VERY BAD RELIABILITY RECORDS. YOU CAN SEE A LOT OF COMPLAINTS, A ESPECIALLY ABOUT TCM MODULE. TRANSMISSION REPAIR SHOPS JUST REFUSE TO REPAIR THIS TYPE OF TRANSMISSION. THE ONLY CHOICE IS AUDI DEALERSHIP. THE DEALERSHIP PRICE IS ABOUT $8,500 FOR MANUFACTURING REBUILD TRANSMISSION. HOWEVER, THE MOST IMPORTANT IS THE SAFETY. I WOULD NOT LIKE THAT ANYONE WAS INJURED ON THE ROAD BECAUSE OF MALFUNCTION OF THIS TRANSMISSION. IT JUST MATTER OF TIME AND TRANSMISSION WILL BE BROKEN AND SOMEBODY GOT HURT. *TR

NHTSA ODI #10444781

90,000 miles · May 17, 2011
Power TrainVehicle Speed Control

THE CAR PROBABLY HAS FAULTY TCU, BECAUSE TRANSMISSION WOULD SOMETIMES JERK IF GOING FROM COMPLETE STOP AND PRESSING GAS PEDAL (EVEN LIGHTLY). THE CAR AT FIRST WOULDN'T GO, THEN ALL OF THE SUDDEN AND UNEXPECTEDLY WOULD ACCELERATE. I BELIEVE THIS IS COMMON IN AUDI, AND THEY SHOULD FIX THAT.

NHTSA ODI #10401975

120,000 miles · Feb 6, 2011
Power Train

2003 AUDI A4 TCM FAILURE ALMOST LED TO A SERIOUS ACCIDENT. WAS BACKING OUT OF A DRIVEWAY ON A SEMI-BUSY ROAD IN WINTER PARK, FL WHEN THE TRANSMISSION CONTROL MODULE GAVE OUT ON MY 2003 AUDI A4 CVT TRANSMISSION. THE CAR LOST ALL POWER AND JUST WOULD REV. BUT NOT MOVE IN REVERSE. I HAD TO QUICKLY THROW IT IN DRIVE AND HEAD INTO ON…

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2003 AUDI A4 TCM FAILURE ALMOST LED TO A SERIOUS ACCIDENT. WAS BACKING OUT OF A DRIVEWAY ON A SEMI-BUSY ROAD IN WINTER PARK, FL WHEN THE TRANSMISSION CONTROL MODULE GAVE OUT ON MY 2003 AUDI A4 CVT TRANSMISSION. THE CAR LOST ALL POWER AND JUST WOULD REV. BUT NOT MOVE IN REVERSE. I HAD TO QUICKLY THROW IT IN DRIVE AND HEAD INTO ONCOMING TRAFFIC UNTIL BEING ABLE TO GET INOT THE PROPER LANE. AFTER DRIVING HOME, I NOTICED THAT THIS IS RANDOM AND THERE IS NO LOGIC TO WHEN IT OCCURS. THE PROBLEM IS AN INTERMITTENT ELECTRICAL TCM PROBLEM IN WHICH SIGNAL 'DROPS' FOR A SHORT PERIOD OF TIME. I DID A SEARCH ONLINE ABOUT THEIS ISSUE WITH THE 2003 CVT TRANSMISSION FROM AUID AND THE TCM SHORTING OUT WHILE DRIVING IS A VERY COMMON ISSUE. I SEE THIS AS A SAFETY ISSUE AND DEFINALTELY HOLD THE AUTO MANUFACTURUER AT FAULT. AUDI HAS RECALLED THESE TCM'S FOR THEIR A6 AND A8 LINE THAT YEAR WHICH USES MANY OF THE SAME COMPONENTS. WHY HAS THE 2003 A4 CVT NOT BEEN RECALLED THEN. IT HAS THE SAME ISSUES. TCM FAILURE AND FAULTS DUE TO IMPROPER ELECTRICAL CONNECTIONS AND CLUTCH PACK FAILURE BECUASE THE TRANSMISSION CANNOT HANDLE THE POWER OR WEIGHT OF THE CAR. THAT IS WHY FROM 2005 AND ON THE CVT COMES WITH 7 CLUTCH PLATES. BOTTOM LINE IS THAT IF THIS ISSUE IS NOT ADDRESSED IN THE 2003 AUDI A4 CVT AND YOU DO NOT RECALL THIS YEAR AND VERSION TCM (AND MAYBE EVEN THE TRANNY ITSELF) PEOPLE WILL DIE IN ACCIDENTS THAT WERE NO FAULT OF THEIR OWN. I AM HEADED TO THE AUDI WEBSITE AND ANY OTHERS WHO WILL TAKE MY COMPLAINT ABOUT THIS ISSUE. I SEE IT UP THERE WITH A STUCK ACCELERATOR. IF YOU CANT CONTROL SPEEDING UP OR SLOWING DOWN AND THE PROBLEM IS FAULTY ELECTRICAL THUS HAPPENING INTERMITENTLY HOW CAN YOU STAY IN CONTROL OF YOUR VEHICLE? *TR

NHTSA ODI #10380916

Mileage unknown · Dec 6, 2010
Power TrainStructureVisibility

I OWN A 03 AUDIA4 1.8T CABRIOLET. FOR THE PASS TWO YEARS I HAVE TO REPAIR THE TRANSMISSION TWICE- THE CAR COULD NOT MOVE, THE GEARS WEREN'T SWITCHING. AUDI USA ARE AWARE OF THIS ISSUE AND STILL THERE IS NOT A RECALL FOR THAT. SECOND AND BIGGER ISSUE IS THE REAR WINDOW WHICH IS SEPARATING FROM THE CONVERTIBLE TOP. IT IS DANGEROU…

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I OWN A 03 AUDIA4 1.8T CABRIOLET. FOR THE PASS TWO YEARS I HAVE TO REPAIR THE TRANSMISSION TWICE- THE CAR COULD NOT MOVE, THE GEARS WEREN'T SWITCHING. AUDI USA ARE AWARE OF THIS ISSUE AND STILL THERE IS NOT A RECALL FOR THAT. SECOND AND BIGGER ISSUE IS THE REAR WINDOW WHICH IS SEPARATING FROM THE CONVERTIBLE TOP. IT IS DANGEROUS AS THE WINDOW CAN FLY AWAY WHILE I DRIVE THE CAR WITH A HIGHER SPEED ON THE HIGHWAY AND HIT THE CARS BEHIND ME. ALSO VERY COMMON PROBLEM FOR THIS MODEL CARS. *TR

NHTSA ODI #10369313

66,500 miles · Oct 25, 2010
Power TrainSteeringStructure

2003 AUDI A4 CABRIOLET HAS HAD NUMEROUS ISSUES, FAILURE OF DOOR GASKET SEAL WHICH DESTROYED PLC, RESULTING IN HORRIBLE SOUND SAFETY ISSUE, COST OVER $2K TO FIX, FAILURE OF CV JOINT WHICH COULD CAUSE WHEEL TO FLY OFF, FAILURE OF REAR GLASS WINDOW THAT COULD COME LOOSE HURTING OTHER VEHICLES OR PASSENGERS OF CAR; CAR HAS LESS THAN…

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2003 AUDI A4 CABRIOLET HAS HAD NUMEROUS ISSUES, FAILURE OF DOOR GASKET SEAL WHICH DESTROYED PLC, RESULTING IN HORRIBLE SOUND SAFETY ISSUE, COST OVER $2K TO FIX, FAILURE OF CV JOINT WHICH COULD CAUSE WHEEL TO FLY OFF, FAILURE OF REAR GLASS WINDOW THAT COULD COME LOOSE HURTING OTHER VEHICLES OR PASSENGERS OF CAR; CAR HAS LESS THAN 70K MILES, WAS BOUGHT NEW AND IS GARAGED. AUDI AMERICA SHOULD REIMBURSE OWNERS FOR THESE NUMEROUS, (AND APPARENTLY INEVITABLE, JUDGING BY WHAT I'VE READ AND HEARD FROM OTHER OWNERS) PROBLEMS. *TR

NHTSA ODI #10362262

109,000 miles · Aug 3, 2010
Power TrainStructure

IT WOULD SEEM THAT I HAVE TWO OF THE ISSUES I'VE SEEN HERE WITH MY 2003 AUDI A4 CONVERTIBLE. I HAVE OWNED IT SINCE 2008 AND HAVE ALREADY REPLACED THE TRANSMISSION MODULE TWICE. AS DESCRIBED BY OTHERS, IT WOULDN'T ENGAGE REVERSE, OR GO INTO STANDARD MODE... BLINKING DASH LIGHTS, ETC... THE OTHER COMMON ISSUE IS MY REAR WINDOW.…

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IT WOULD SEEM THAT I HAVE TWO OF THE ISSUES I'VE SEEN HERE WITH MY 2003 AUDI A4 CONVERTIBLE. I HAVE OWNED IT SINCE 2008 AND HAVE ALREADY REPLACED THE TRANSMISSION MODULE TWICE. AS DESCRIBED BY OTHERS, IT WOULDN'T ENGAGE REVERSE, OR GO INTO STANDARD MODE... BLINKING DASH LIGHTS, ETC... THE OTHER COMMON ISSUE IS MY REAR WINDOW. IT IS HOLDING ON BY LESS THAT TWO INCHES OF GLUE. THE REST JUST HANGS ON BY THE HEADLINER. THIS HAS RESULTED IN GALLONS OF WATER ENTERING MY CAR DURING RAIN STORMS. NOT TO MENTION THE VIBRATIONS WHILE DRIVING WITH THE TOP UP. *TR

NHTSA ODI #10347007

Official recalls

3

07V375000 · Fuel System, Gasoline:delivery:fuel Pump

Aug 28, 2007

ON CERTAIN VEHICLES EQUIPPED WITH 1.8L TURBO, 2.8L V6, OR 3.0L ENGINES, A CHANGE IN THE ELECTRICAL MOTOR COMPONENTS IN THE FUEL PUMP CAN LEAD TO AN INOPERATIVE FUEL PUMP AND, ULTIMATELY, STOPPAGE OF FUEL SUPPLY TO THE ENGINE CAUSING IT TO STALL.

Consequence & remedy

Consequence: IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.

Remedy: DEALERS WILL INSTALL NEW FUEL PUMPS FREE OF CHARGE. THE RECALL BEGAN ON SEPTEMBER 28, 20007. OWNERS MAY CONTACT VW AT 1-800-222-8987 OR AUDI AT 1-800-822-2834. THIS RECALL IS A SUPPLEMENT TO A PREVIOUS CAMPAIGN (PLEASE SEE 06V017).

06V017000 · Fuel System, Gasoline:delivery:fuel Pump

Jan 23, 2006

ON CERTAIN VEHICLES PRODUCED FROM SEPTEMBER 2002 - MARCH 2003, EQUIPPED WITH 1.8L TURBO, 2.8L V6, OR 3.0L ENGINES, A CHANGE IN THE ELECTRICAL MOTOR COMPONENTS IN THE FUEL PUMP CAN LEAD TO AN INOPERATIVE FUEL PUMP AND, ULTIMATELY, STOPPAGE OF FUEL SUPPLY TO THE ENGINE CAUSING IT TO STALL.

Consequence & remedy

Consequence: IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.

Remedy: DEALERS WILL INSTALL NEW FUEL PUMPS FREE OF CHARGE. THE RECALL BEGAN ON APRIL 10, 2006. OWNERS MAY CONTACT VW AT 1-800-222-8987 OR AUDI AT 1-800-822-2834.

05V096000 · Exterior Lighting:headlights

Mar 15, 2005

ON CERTAIN PASSENGER VEHICLES, THERE IS A POSSIBILITY OF XENON HEADLAMP COATING DEGRADATION OVER TIME. THE LUMINOUS TRANSMITTANCE OF THE HEADLAMP MAY DECREASE OVER A PERIOD OF TIME.

Consequence & remedy

Consequence: THIS CONDITION COULD AFFECT A DRIVER'S FIELD OF VIEW, INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT XENON HEADLAMP REFLECTORS FREE OF CHARGE. THE RECALL BEGAN ON APRIL 11, 2005. OWNERS MAY CONTACT AUDI AT 1-800-822-2834.

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

0

No exact-year investigations in this snapshot.