← New search

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.

About this comparison →

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

What owners actually said

219 reports
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…

Read full complaint

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

Mileage unknown · Aug 25, 2010
Air Bags

2005 AUDI A4 QUATTRO WAS SERVICED AT DEALERSHIP IN NASHVILLE TN FOR A RECALL OF COIL PACKS. AFTERWARD THE AIR BAG WARNING LIGHT APPEARED. THE CAR WAS SERVICED FOR THE AIR BAG AND A SWITCH UNDER THE SEAT WAS REPLACED AT MY EXPENSE. TWO WEEKS LATER THE AIR BAG LIGHT RE-APPEARED. THE DEALER STATES THAT A NEW SENSOR IS NECESSAR…

Read full complaint

2005 AUDI A4 QUATTRO WAS SERVICED AT DEALERSHIP IN NASHVILLE TN FOR A RECALL OF COIL PACKS. AFTERWARD THE AIR BAG WARNING LIGHT APPEARED. THE CAR WAS SERVICED FOR THE AIR BAG AND A SWITCH UNDER THE SEAT WAS REPLACED AT MY EXPENSE. TWO WEEKS LATER THE AIR BAG LIGHT RE-APPEARED. THE DEALER STATES THAT A NEW SENSOR IS NECESSARY. A SEARCH ON THE INTERNET REVEALED THAT MANY AUDI OWNERS ARE EXPERIENCING PROBLEMS WITH THE AIR BAG SENSOR. THIS IS A DEFECTIVE SAFETY PART AND SHOULD BE RECALLED BY AUDI. *TR

NHTSA ODI #10351778

45,000 miles · Aug 11, 2010
Exterior Lighting

I OWN A 2005 AUDI A4. ONE OF MY HEADLIGHT CONSTANTLY FLICKERS THEN TURNS OFF. THIS PROBLEM HAPPENS IN ANY AND ALL SITUATIONS. COLD, HOT, DAY, NIGHT, MORNING, EVENING, RAINING. THE ONLY SOLUTION AT THE MOMENT IS TO TURN OFF THE HEADLIGHTS FOR ABOUT 10 SECONDS THEN RESTART THEM. THIS IS INCREDIBLY DANGEROUS AS IT IS NIGHT TIME. TH…

Read full complaint

I OWN A 2005 AUDI A4. ONE OF MY HEADLIGHT CONSTANTLY FLICKERS THEN TURNS OFF. THIS PROBLEM HAPPENS IN ANY AND ALL SITUATIONS. COLD, HOT, DAY, NIGHT, MORNING, EVENING, RAINING. THE ONLY SOLUTION AT THE MOMENT IS TO TURN OFF THE HEADLIGHTS FOR ABOUT 10 SECONDS THEN RESTART THEM. THIS IS INCREDIBLY DANGEROUS AS IT IS NIGHT TIME. THE BULBS THEMSELVES ARE NOT BAD. IT IS AN ELECTRONIC MODULE PROBLEM OR SOMETHING OF THE SORT. I AM AN ASE CERTIFIED MECHANIC SO I HAVE DIAGNOSED THE CAR NUMEROUS TIME. THE HEADLIGHT SYSTEM IS EXTREMELY EXPENSIVE AND THE PROBLEM SEEMS TO BE WIDESPREAD. ONE CAN EASILY FIND HUNDREDS OF CASES ON THE FORUMS BY SEARCHING FOR "AUDI FLICKERING HEADLIGHT". I BELIEVE AUDI NEEDS TO RECALL THESE VEHICLES FOR THE SAFETY OF THE ALL DRIVERS ON THE ROAD. DRIVING AT NIGHT SHOULD NOT INVOLVE TURNING OFF YOUR LIGHTS AND RESTARTING THEM TO RESET THE COMPUTER. *TR

NHTSA ODI #10348693

60,346 miles · Jul 23, 2010
Electrical SystemExterior LightingVisibility

"INTERMITTENT HEADLIGHT MALFUNCTION. OVER THE COURSE OF A YEAR AND A HALF OF OWNERSHIP, THE RIGHT HEADLIGHT HAS MALFUNCTIONED (TURNED OFF), WITH NO CONSISTENT CAUSE APPARENT. THE SPECIFIC ERROR MESSAGE THAT APPEARS IN THE DRIVER INFORMATION SCREEN IS "LEFT HEADLIGHT DIPPED". THIS CONDITION IS BOTH UNSAFE, AND ILLEGAL - AS MANY S…

Read full complaint

"INTERMITTENT HEADLIGHT MALFUNCTION. OVER THE COURSE OF A YEAR AND A HALF OF OWNERSHIP, THE RIGHT HEADLIGHT HAS MALFUNCTIONED (TURNED OFF), WITH NO CONSISTENT CAUSE APPARENT. THE SPECIFIC ERROR MESSAGE THAT APPEARS IN THE DRIVER INFORMATION SCREEN IS "LEFT HEADLIGHT DIPPED". THIS CONDITION IS BOTH UNSAFE, AND ILLEGAL - AS MANY STATES WILL ISSUE A TRAFFIC VIOLATION FOR DRIVING WITH A NON-FUNCTIONING HEADLIGHT. IT HAS HAPPENED ABOUT 20 TIMES, THE HEADLIGHT FLICKERS, THEN GOES OUT, BUT WILL COME BACK ON WHEN THE CAR IS RESTARTED, THEN BE FINE FOR WEEKS OR MONTHS AT A TIME. THE DEALERSHIP HAS BEEN NOTIFIED OF THE PROBLEM ON AT LEAST 3 VISITS, AND HAS CLAIMED THAT EVERYTHING IS FINE AND THEY CAN NOT REPRODUCE. THEY HAVE SUGGESTED/GUESSED THAT IT IS THE XENON LIGHT BULB ITSELF, HOWEVER IT HAS CHECKED OUT FINE EACH TIME, AND AS MENTIONED, HAS FUNCTIONED FLAWLESSLY AFTER EACH OCCURRENCE WITH MERELY A RESTART OF THE VEHICLE. NO PARTS HAVE BEEN REPAIRED OR REPLACED, HOWEVER THEY HAVE CLAIMED TO PERFORM A VISUAL INSPECTION OF THE ELECTRICAL CONNECTIONS ON AT LEAST ONE VISIT. ANECDOTAL EVIDENCE (CONVERSATIONAL, AND VIA INTERNET OWNERS' FORUMS) SUGGESTS THAT THE PROBLEM IS WIDESPREAD AMONG A SUBSTANTIAL PORTION OF AUDI'S MODEL RANGE AND YEARS 2005 AUDI A4 3.2 QUATTRO." *TR

NHTSA ODI #10344857

50,000 miles · Jul 13, 2010
Exterior Lighting

ON MY 2005.5 AUDI A4, THE DRIVER'S SIDE HEADLIGHT FLICKERS, THEN THE ILLUMINATION TERMINATES. THIS IS A PROBLEM THAT THE DEALERSHIP HAS BEEN MADE AWARE OF, HOWEVER THEY DON'T FIND THE PROBLEM DURING SERVICE . THE ILLUMINATION FLICKERS, CAUSING OTHER DRIVER'S TO TAKE THEIR ATTENTION FROM THE ROAD AND FOCUS ON MY VEHICLE. ADDITIO…

Read full complaint

ON MY 2005.5 AUDI A4, THE DRIVER'S SIDE HEADLIGHT FLICKERS, THEN THE ILLUMINATION TERMINATES. THIS IS A PROBLEM THAT THE DEALERSHIP HAS BEEN MADE AWARE OF, HOWEVER THEY DON'T FIND THE PROBLEM DURING SERVICE . THE ILLUMINATION FLICKERS, CAUSING OTHER DRIVER'S TO TAKE THEIR ATTENTION FROM THE ROAD AND FOCUS ON MY VEHICLE. ADDITIONALLY, AS IS A LAW IN ILLINOIS, I AM NOT ABLE TO HAVE A VEHICLE EQUIPPED WITH FLASHING OR STROBING WHITE OR BLUE LIGHT, WHICH THIS MALFUNCTION ULTIMATELY DOES. FINALLY, THE LIGHT BEING OUT, CAUSES THE ROADWAY TO BE DARKER AND THUS, MORE DIFFICULT TO SEE. ILLINOIS LAW REQUIRES TWO PROPERLY FUNCTIONING HEADLIGHTS, WHICH I DO NOT HAVE. *TR

NHTSA ODI #10342831

120,000 miles · Jun 25, 2010
Electrical System

AUDI 2005 A4 1.8T SPEED SENSOR FAILS CAUSING CAR TO SHUT DOWN WHILE DRIVING. POWER STEERING AND POWER BREAKS BECOME INOPERABLE DUE TO CAR SHUTTING DOWN. *TR

NHTSA ODI #10340167

110,500 miles · Jun 19, 2010
Visibility

THE POWER WINDOW MOTOR ON BOTH FRONT DOORS HAVE RECENTLY SELF DESTRUCTED, LEAVING THE WINDOWS UNABLE TO BE OPENED OR CLOSED. THE CAR WAS NOT INVOLVED IN ANY EVENT THAT WOULD HAVE CAUSED THIS PROBLEM OTHER THAN NORMAL OPERATION OF THE VEHICLE AND THE WINDOWS. THE DRIVER'S DOOR WINDOW MOTOR HAS BEEN REPLACED AND THE PASSENGER DO…

Read full complaint

THE POWER WINDOW MOTOR ON BOTH FRONT DOORS HAVE RECENTLY SELF DESTRUCTED, LEAVING THE WINDOWS UNABLE TO BE OPENED OR CLOSED. THE CAR WAS NOT INVOLVED IN ANY EVENT THAT WOULD HAVE CAUSED THIS PROBLEM OTHER THAN NORMAL OPERATION OF THE VEHICLE AND THE WINDOWS. THE DRIVER'S DOOR WINDOW MOTOR HAS BEEN REPLACED AND THE PASSENGER DOOR WILL BE REPLACED WITHIN THE NEXT FEW WEEKS. THE INABILITY TO LOWER THE WINDOW HAS CREATED AN UNSAFE CONDITION FOR THE DRIVER AND/OR PASSENGERS OF THE CAR. *TR

NHTSA ODI #10339137

54,000 miles · Jun 14, 2010
Exterior Lighting

HEADLIGHTS FLICKER AND SHUT OFF DURING DRIVING OF THE VEHICLE. DIPPED HEADLIGHT ERROR DISPLAYS, AND HAPPENS TO BOTH HEADLIGHTS EVENLY. *TR

NHTSA ODI #10336239

50,000 miles · Jun 10, 2010
Fuel System, Gasoline

TL*THE CONTACT OWNS A 2005 AUDI A4. WHEN THE CONTACT STARTED THE VEHICLE SHE HEARD A HUMMING NOISE IN THE FRONT END OF THE VEHICLE. THE VEHICLE WAS TAKEN TO TAKEN TO THE DEALER WHERE THE FUEL PUMP WAS REPLACED; HOWEVER, SIX MONTHS AFTER THE VEHICLE WAS REPAIRED THE CONTACT EXPERIENCED THE IDENTICAL FAILURE. THE VEHICLE WAS TAKE…

Read full complaint

TL*THE CONTACT OWNS A 2005 AUDI A4. WHEN THE CONTACT STARTED THE VEHICLE SHE HEARD A HUMMING NOISE IN THE FRONT END OF THE VEHICLE. THE VEHICLE WAS TAKEN TO TAKEN TO THE DEALER WHERE THE FUEL PUMP WAS REPLACED; HOWEVER, SIX MONTHS AFTER THE VEHICLE WAS REPAIRED THE CONTACT EXPERIENCED THE IDENTICAL FAILURE. THE VEHICLE WAS TAKEN BACK TO THE DEALER AND THE FUEL FILTER WAS REPLACED. THERE WERE NO PRIOR WARNINGS. THE FAILURE MILEAGE WAS 50,000 AND THE CURRENT MILEAGE WAS 96,000.

NHTSA ODI #10335654

38,000 miles · May 14, 2010
Exterior Lighting

I OWN A 2005 AUDI A4 AND MY HEADLIGHTS KEEP FLICKERING AND THEN GO OUT. EITHER THE RIGHT ONE OR THE LEFT ONE GOES OUT. I'LL GET EITHER A LEFT DIPPED HEADLIGHT OUT OR RIGHT DIPPED HEADLIGHT OUT WARNING ON THE DASH. IT'S RECENTLY BEEN THE RIGHT ONE GOING OUT BUT IT STARTED WITH LEFT GOING OUT MOST OF THE TIME. THIS HAPPENS MORE TH…

Read full complaint

I OWN A 2005 AUDI A4 AND MY HEADLIGHTS KEEP FLICKERING AND THEN GO OUT. EITHER THE RIGHT ONE OR THE LEFT ONE GOES OUT. I'LL GET EITHER A LEFT DIPPED HEADLIGHT OUT OR RIGHT DIPPED HEADLIGHT OUT WARNING ON THE DASH. IT'S RECENTLY BEEN THE RIGHT ONE GOING OUT BUT IT STARTED WITH LEFT GOING OUT MOST OF THE TIME. THIS HAPPENS MORE THAN 50% OF THE TIME AND IS BECOMING A SAFETY ISSUE ESPECIALLY ON THE DARK ROADS I TRAVEL ON AT NIGHT. I'VE ALREADY HIT A DEER IN THIS CAR ONCE, SO THIS ISSUE REALLY CONCERNS ME, AND I CAN'T SEEM TO GET IT FIXED. I'VE NOTICES THIS ISSUE IS HAPPENING TO MANY OTHER AUDI OWNERS IN THE FORUMS AND BLOGS I'VE READ ABOUT IT. I HAVE TAKEN IT TO THE DEALER BUT THE DON'T GET AN ERROR CODE AND HAVE BEEN UNABLE TO FIX IT. OTHERS HAVE REPLACED THE BULBS BUT THE ISSUE WILL CONTINUE AFTER A COUPLE OF MONTHS I'VE NOTICED. SOMETHING NEEDS TO BE DONE ABOUT THIS ISSUE OR AT IN THE DEALERSHIP BEING ABLE TO DETECT AN ERROR CODE FOR THIS. THEY WANT YOU TO TAKE IT TO THEM WHEN THE HEADLIGHT IS OUT AND THAT IS TO INCONVENIENT AND DEALERSHIPS ARE CLOSED AT NIGHT ANYWAY. *TR

NHTSA ODI #10330425

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.