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2005 Audi A4

Owner reports · Recalls · Investigations

More warning signs than most A4 years

Owner complaints for the 2005 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

165 reports with mileage · 54 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.

  • Exterior Lighting. Review the 101 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 54 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

7 crash reports3 fire reports6 injury reports

Power Train complaints

16 reports
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59,000 miles · Nov 13, 2010
Power TrainVisibility

2005 AUDI CABRIOLET; BACK WINDOW CAME UNGLUED; DEALER TAKES NO RESPONSIBILITY. SAID IT WAS BECAUSE OF THE FLORIDA HEAT; TALKING WITH AN UPHOLSTERY, HE REPORTED 5 AUDI CABRIOLET'S COMING IN THE LAST WEEK WITH SEPARATED BACK WINDOW JUST HERE IN NAPLES, FL. ALSO THE ECU TRANSMISSION CONTROL MODULE IS OUT, WILL NOT GO INTO REVERSE…

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2005 AUDI CABRIOLET; BACK WINDOW CAME UNGLUED; DEALER TAKES NO RESPONSIBILITY. SAID IT WAS BECAUSE OF THE FLORIDA HEAT; TALKING WITH AN UPHOLSTERY, HE REPORTED 5 AUDI CABRIOLET'S COMING IN THE LAST WEEK WITH SEPARATED BACK WINDOW JUST HERE IN NAPLES, FL. ALSO THE ECU TRANSMISSION CONTROL MODULE IS OUT, WILL NOT GO INTO REVERSE, INDICATOR LIGHTS FLASHING; DEALER OF COURSE SAID IT IS NOT A COMMON PROBLEM, WHICH I CAN SEE FROM MY RESEARCH IT IS! *TR

NHTSA ODI #10365558

45,500 miles · Aug 26, 2010
Power Train

AUDI A4 A6 ISSUES WITH THE TRANSMISSION CONTROL MODULE (TCM). MY 2005 A4 CAR HAD APPROX 45,000 MILES WHEN THE CHECK ENGINE LIGHT CAME ON. I WAS TAKING THE CAR IN FOR AM OIL CHANGE SO I HAD THEM CHECK THE ISSUE WITH THE ENGINE LIGHT. I WAS TOLD THAT IT WAS THE TCM AND THE CAR WAS REGISTERING FAULTY SAFETY CODES. I WAS INFORMED TH…

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AUDI A4 A6 ISSUES WITH THE TRANSMISSION CONTROL MODULE (TCM). MY 2005 A4 CAR HAD APPROX 45,000 MILES WHEN THE CHECK ENGINE LIGHT CAME ON. I WAS TAKING THE CAR IN FOR AM OIL CHANGE SO I HAD THEM CHECK THE ISSUE WITH THE ENGINE LIGHT. I WAS TOLD THAT IT WAS THE TCM AND THE CAR WAS REGISTERING FAULTY SAFETY CODES. I WAS INFORMED THAT IF I DID NOT GET IT FIXED THE CAR COULD SHUT OFF WHILE DRIVING OR THE TRANSMISSION COULD BURN UP WHILE DRIVING. I ASKED WAY THERE HAD NOT BEEN A RECALL AS IT WAS A SAFETY ISSUE IF THE CAR COULD SHUT DOWN WHILE DRIVING CAUSING SEVERE INJURY OR EVEN DEATH. THE UNIVERSITY AUDI SERVICE REPR (JORDAN) STATED IT WAS UP TO AUDI HQ TO MAKE SUCH A CALL. I ASKED IF HE HAD SEEN OTHER ISSUES. HE STATED YES THAT IS WHY AUDI CAME UP WITH AN UPDATED PART. I STATED WELL IF THERE WAS AN UPDATED PART THAT MEANS THE OLD PART WAS NO GOOD AND A RECALL SHOULD HAVE BEEN ISSUE. I CALLED AUDI HQ AND WAS INFORMED THAT THEY TRACK THE FREQUENCY OF PART REPLACE AND DETERMINE A RECALL BASED ON THAT. I REPLIED WHAT ABOUT SAFETY AND THE DEATH OR INJURY OF YOUR CUSTOMERS. WHY WOULD YOU NOT EVALUATE AN ISSUE FOR RECALL BASED ON SAFETY? SHE INDICATED AUDI VALUES ITS CUSTOMERS, BUT RELIES ON DEALERS TO REPORT ISSUES. SOUNDS LIKE EVERYONE IS IN DENIAL OF WHO IS RESPONSIBLE AND ACCOUNTABLE FOR THE SAFETY AND LIVES OF AUDI CAR OWNERS. THEN, I WAS TOLD THE AMOUNT OF MORE THAN $1800 DOLLARS. I SAW SEVERAL COMPLAINTS ONLINE ABOUT THE TCM AND COST OF MORE THAN $2500. NOW I KNOW WHY THEY DID NOT WANT TO ISSUE THE RECALL, BUT INSTEAD UPDATE A PART AND CHARGE ITS CUSTOMERS VERSUS TAKING RESPONSIBILITY FOR THE SAFETY ISSUE. I PAID FOR THE REPAIRS, AS IT IS MY ONLY SOURCE OF TRANSPORTATION. I DID NOT WANT TO CONTINUE DRIVING THE CAR WITHOUT THE REPAIRS AS THE DEALER CLEARLY STATED THERE WERE SAFETY CONCERNS. IS THIS ANOTHER HIDDEN TOYOTA SITUATION WHERE THE DEALER IS MORE CONCERNED ABOUT PROFITS OVER SAFETY? *TR

NHTSA ODI #10352190

24,616 miles · Jul 21, 2009
Power Train

I OWN A 2005 AUDI A4. THREE MONTHS OUT OF WARRANTY AND WITH THE ODOMETER AT 24,616, THE TRANSMISSION CONTROL UNIT ON MY CAR STARTED SIGNALING A FAULT. I TOOK THE CAR TO THE DEALERSHIP, BOARDWALK AUDI IN PLANO, TEXAS, AND WAS TOLD THAT THE UNIT WAS ABOUT TO GO OUT AND THAT THE CAR COULD JUST STOP WHILE I WAS DRIVING DOWN THE FR…

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I OWN A 2005 AUDI A4. THREE MONTHS OUT OF WARRANTY AND WITH THE ODOMETER AT 24,616, THE TRANSMISSION CONTROL UNIT ON MY CAR STARTED SIGNALING A FAULT. I TOOK THE CAR TO THE DEALERSHIP, BOARDWALK AUDI IN PLANO, TEXAS, AND WAS TOLD THAT THE UNIT WAS ABOUT TO GO OUT AND THAT THE CAR COULD JUST STOP WHILE I WAS DRIVING DOWN THE FREEWAY. THE REPAIR COST WOULD BE $1490 AND IT WOULD TAKE UP TO TWO WEEKS TO GET THE TCU BECAUSE OF BACK ORDERS. IF FACT, ONE OF THE FIRST THINGS THE SERVICE ADVISOR TOLD ME WAS THAT THEY HAVE HAD TO ORDER SEVERAL OF THESE PARTS (NOTE - AT THIS ONE DEALERSHIP) AND THAT IT HAS TAKEN AT LEAST A WEEK TO GET THEM IN. I ALSO SPOKE WITH THE SERVICE SUPERVISOR AND SERVICE MANAGER AND THEY AGREED TO PAY FOR 50% OF THE REPAIRS. BOTH REMARKED THAT IT WAS TAKING TWO OR SOMETIMES THREE WEEKS TO GET THE PART BECAUSE OF BACK ORDERS. IT SEEMS LIKE, WITH THAT LEVEL OF INCIDENTS, THIS SHOULD BE INVESTIGATED. THIS CAR SHOULD NOT BE HAVING THAT TYPE OF FAILURE WITH LESS THAN 25,000 MILES. II REPORTED IT TO AUDI AMERICA WHO RESPONDED WITH COMPLETE INDIFFERENCE. *TR

NHTSA ODI #10277673

51,000 miles · Jun 3, 2009
Power Train

TL*THE CONTACT OWNS A 2005 AUDI A4. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE DEALER STATED THAT THE TRANSMISSION CONTROL MODULE NEEDED TO BE REPLACED AT THE ESTIMATED COST OF $2,000. THERE WERE NO RECALLS FOR THE VEHICLE. THE DEALER STATED THAT IT WOULD TAKE MORE THAN TWO WEEKS …

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TL*THE CONTACT OWNS A 2005 AUDI A4. THE CONTACT STATED THAT THE CHECK ENGINE LIGHT ILLUMINATED ON THE INSTRUMENT PANEL. THE DEALER STATED THAT THE TRANSMISSION CONTROL MODULE NEEDED TO BE REPLACED AT THE ESTIMATED COST OF $2,000. THERE WERE NO RECALLS FOR THE VEHICLE. THE DEALER STATED THAT IT WOULD TAKE MORE THAN TWO WEEKS FOR THE PART TO BE AVAILABLE DUE TO THE HIGH DEMAND. THE CURRENT AND FAILURE MILEAGES WERE 51,000. UPDATED 6/15/09 *CN UPDATED 06/16/09.*JB

NHTSA ODI #10272811

34,000 miles · Jan 13, 2009
Power Train

AUDI A4 ACCELERATES AND DECELERATES AT WILL. DOES NOT GO INTO REVERSE GEAR ALL THE TIME. THEN CAR MUST BE TURNED OFF AND ON TO GET IT INTO REVERSE GEAR. ENGINE RACES UPON ACCELERATION, OR DOWNSHIFTS AT HIGHWAY SPEEDS INTO LOW GEAR CAUSING LOSS OF SPEED. COMPLETELY UNPREDICTABLE. UNSAFE AT ANY SPEED. MY PEACE OF MIND IS SHATTERE…

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AUDI A4 ACCELERATES AND DECELERATES AT WILL. DOES NOT GO INTO REVERSE GEAR ALL THE TIME. THEN CAR MUST BE TURNED OFF AND ON TO GET IT INTO REVERSE GEAR. ENGINE RACES UPON ACCELERATION, OR DOWNSHIFTS AT HIGHWAY SPEEDS INTO LOW GEAR CAUSING LOSS OF SPEED. COMPLETELY UNPREDICTABLE. UNSAFE AT ANY SPEED. MY PEACE OF MIND IS SHATTERED. CAR AT DEALERSHIP NOW FOR REPAIR WHICH IS SUPPOSED TO COST $1500. THE INTEGRITY OF THE AUTO IS SUBSTANTIALLY IMPAIRED. *TR

NHTSA ODI #10254922

400 miles · Jul 7, 2005
Power Train

THE VEHICLE HESITATES FOR 2 TO 3 SECONDS WHEN TRYING TO ACCELERATE FROM A COMPLETE STOP. FROM JUNE 23RD, 2005, WHEN I TOOK DELIVERY OF THE CAR, UNTIL JULY 1,2005, I HAVE ALMOST BEEN T-BONED WHILE TRYING TO MAKE A LEFT HAND TURN, 3 TIMES. THE CAR IS DANGEROUS!! I TOOK IT IN TO THE DEALER ON JULY THE 1ST. THEY TOLD ME THEN THAT …

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THE VEHICLE HESITATES FOR 2 TO 3 SECONDS WHEN TRYING TO ACCELERATE FROM A COMPLETE STOP. FROM JUNE 23RD, 2005, WHEN I TOOK DELIVERY OF THE CAR, UNTIL JULY 1,2005, I HAVE ALMOST BEEN T-BONED WHILE TRYING TO MAKE A LEFT HAND TURN, 3 TIMES. THE CAR IS DANGEROUS!! I TOOK IT IN TO THE DEALER ON JULY THE 1ST. THEY TOLD ME THEN THAT THAT IS THE WAY THE CAR IS DESIGNED TO OPERATE. I THEN CONTACTED AUDI CUSTOMER RELATIONS, AND WAS TOLD THE SAME THING BY THEM. THEY ARE NOT WILLING TO DO ANYTHING ABOUT THIS PROBLEM AND I BELEIVE THEY HOPE IT WILL GO AWAY. I HAVE NO WAY OF CHECKING, BUT I WILL GUESS THAT THIS IS A CHRONIC PROBLEMS AND HAS CAUSED MANY ACCIDENTS.

NHTSA ODI #10127777

Official recalls

3

18V427000 · Air Bags:frontal:passenger Side:inflator Module

Jun 22, 2018

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2005-2008 Audi A4 Sedan, A4 Avant, S4 Avant and S4 Sedan, 2007-2008 RS4 Sedan, 2004 RS4 Cabriolet, 2007-2009 A4 Cabriolet and S4 Cabriolet, 2005-2011 A6 Sedan, 2006-2011 A6 Avant, and 2007-2011 S6 Sedan vehicles. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the passenger frontal air bag, these inflators may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

Consequence & remedy

Consequence: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.

Remedy: Audi has notified owners, and dealers will replace the passenger frontal air bag with an alternate remedy part, free of charge. The recall began June 29, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69R7. Note: This recall supersedes recalls 16V382, 17V032 and 18V004 and includes vehicles that may have had their air bag previously replaced under one of those campaigns.

17V032000 · Air Bags:frontal:passenger Side:inflator Module

Jan 11, 2017

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2009 Audi A4 Cabriolet, S4 Cabriolet, A6 Avant, A6 Sedan and S6 Sedan vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, the District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Additionally, unless included in "Zone B" above, Volkswagen is recalling certain 2005-2008 Audi A4 Avant, A4 Sedan, A6 Sedan, S4 Avant and S4 Sedan vehicles, 2007-2008 A4 Cabriolet, RS4 Sedan, S4 Cabriolet and S6 Sedan vehicles, and 2006-2008 A6 Avant and 2008 RS4 Cabriolet vehicles originally sold, or ever registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

Consequence & remedy

Consequence: An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.

Remedy: Audi will notify owners, and dealers will replace the passenger frontal air bag inflator, free of charge. The recall began March 30, 2018. Owners may contact Audi customer service at 1-800-253-2834. Note: This recall has been superseded by recall number 18V427.

16V382000 · Air Bags:frontal:passenger Side:inflator Module

Jun 1, 2016

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2004-2008 Audi A4, and 2005-2011 Audi A6 vehicles originally sold, or ever registered, in Alabama, California, Florida, Georgia, Hawaii, Louisiana, Mississippi, South Carolina, Texas, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, Volkswagen is recalling certain model year 2004-2008 Audi A4, and 2005-2008 Audi A6 vehicles originally sold, or ever registered, in Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Lastly, unless included in "Zone A" or "Zone B" above, Volkswagen is recalling model year 2004 Audi A4 vehicles originally sold, or registered, in Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules, and used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the front air bags, these inflators may rupture due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.

Consequence & remedy

Consequence: An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.

Remedy: Audi will notify owners, and dealers will replace the passenger frontal air bag inflator, free of charge. Owner notification letters were mailed April 28, 2017. Owners may contact Audi customer service 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.