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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

Electrical System complaints

24 reports
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Mileage unknown · Jan 6, 2025
Air BagsElectrical SystemEngine

The car is completely defective,total engine, gasket,water pump,intake manifold,airbag, transmission,torque,drive shaft, universal joints,all rear axles,wheel bearing,bought at auction Aug 19,2024, $4000, the as is was so small and on the back of a sheet we did not see it,we are senior,

NHTSA ODI #11634360

50,000 miles · Jan 20, 2017
Air BagsElectrical System

TAKATA RECALL AUDI HAS PERSISTENTLY DENIED ANYTHING WRONG WITH THE AIR BAGS AND THERE IS NO SUFFICIENT PROCESS TO REMEDY THIS. I CALLED THE DEALERSHIP AND THERE IS NO MAINTENANCE OR SERVICE BULLETIN AVAILABLE. AUDI HEADLIGHTS THE LEFT HEADLIGHT IS MALFUNCTIONING DUE TO SOMETHING WITH THE ADAPTIVE HEAD LIGHTS. UPON STEER…

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TAKATA RECALL AUDI HAS PERSISTENTLY DENIED ANYTHING WRONG WITH THE AIR BAGS AND THERE IS NO SUFFICIENT PROCESS TO REMEDY THIS. I CALLED THE DEALERSHIP AND THERE IS NO MAINTENANCE OR SERVICE BULLETIN AVAILABLE. AUDI HEADLIGHTS THE LEFT HEADLIGHT IS MALFUNCTIONING DUE TO SOMETHING WITH THE ADAPTIVE HEAD LIGHTS. UPON STEERING THE CAR, ESPECIALLY ON HIGHWAY ENTRIES AND EXITS, SHARP TURNS, AND WINDY ROAD DRIVING THE ERROR "DIPPED LEFT HEADLIGHT" WILL APPEAR. AUDI HAS CONSISTENTLY DENIED THE PROBLEM AS YOU NEED TO BE ON THE ROAD FOR THIS PROBLEM TO OCCUR. EVEN DRIVING TO THE SERVICE MECHANIC IS DEADLY WITH ONLY ONE FUNCTIONING HEADLIGHT AND HAS BEEN THE ONLY WAY FOR A MECHANIC TO DETERMINE AN ISSUE IS OCCURRING. AFTER THAT, THE CAR MUST BE LEFT ON AND UNLOCKED WHILE REGISTERING THE CAR. *TR

NHTSA ODI #10946786

105,000 miles · Feb 8, 2016
Electrical SystemExterior Lighting

MY RIGHT HEADLIGHT HAS BEEN FLICKERING FOR ABOUT 3 MONTHS, AND A FEW TIMES IT HAS GONE OUT COMPLETELY. TURNING THE HEADLIGHTS OFF AND BACK ON FIXES IT FOR A COUPLE DAYS. I WAITED TO TAKE IT TO THE DEALER UNTIL IT NEEDED MAINTENANCE, AND ALSO SO THERE WOULD BE MORE DTC EVIDENCE FOR THEM TO TROUBLESHOOT WITH. THE LEFT HEADLIGHT ST…

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MY RIGHT HEADLIGHT HAS BEEN FLICKERING FOR ABOUT 3 MONTHS, AND A FEW TIMES IT HAS GONE OUT COMPLETELY. TURNING THE HEADLIGHTS OFF AND BACK ON FIXES IT FOR A COUPLE DAYS. I WAITED TO TAKE IT TO THE DEALER UNTIL IT NEEDED MAINTENANCE, AND ALSO SO THERE WOULD BE MORE DTC EVIDENCE FOR THEM TO TROUBLESHOOT WITH. THE LEFT HEADLIGHT STARTED DOING THE SAME THING SO I TOOK IT IN. AUDI CANNOT REPLICATE AND WILL NOT REPLACE THE HEADLIGHTS.

NHTSA ODI #10824769

133,000 miles · Aug 2, 2015
Electrical SystemEngineUnknown Or OtherFire

DRIVING DOWN THE ROAD AND MY CAR STARTS SMOKING AND CATCHS ON FIRE

NHTSA ODI #10745599

25,000 miles · Jan 11, 2015
Electrical SystemExterior Lighting

BI-XENON DRIVER SIDE HEADLIGHT GOES OFF RANDOMLY WHILE DRIVING AT ANY SPEEDS. HAVE TO POWER OFF AND ON THE HEADLIGHTS WHILE DRIVING TO GET THE LIGHT TO WORK AGAIN. THIS HAS BEEN HAPPENING FOR YEARS SINCE I BOUGHT THE CAR NEW. AUDI SERVICE WAS NEVER ABLE TO ADMIT TO THE PROBLEM OR FIX IT ON MULTIPLE VISITS FOR SERVICE ON THE CA…

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BI-XENON DRIVER SIDE HEADLIGHT GOES OFF RANDOMLY WHILE DRIVING AT ANY SPEEDS. HAVE TO POWER OFF AND ON THE HEADLIGHTS WHILE DRIVING TO GET THE LIGHT TO WORK AGAIN. THIS HAS BEEN HAPPENING FOR YEARS SINCE I BOUGHT THE CAR NEW. AUDI SERVICE WAS NEVER ABLE TO ADMIT TO THE PROBLEM OR FIX IT ON MULTIPLE VISITS FOR SERVICE ON THE CAR. HUGE SAFETY ISSUE... *TR

NHTSA ODI #10671682

101,000 miles · Jul 7, 2014
Electrical SystemExterior Lighting

I WAS DRIVING DOWN THE HIGHWAY AND HAVE CONTINUOUSLY GOTTEN THE "DIPPED LIGHT" WARNING ON MY DISPLAY. MY LIGHTS PROCCEDED TO FLICKER AND THEN SHUT OFF. I WAS DRIVING RIGHT NEXT TO A CAR AND HAD TO PULL OVER BECAUSE THEY WOULDN'T COME ON. IT TOOK 15 MINUTES BEFORE THE HEADLIGHTS RETURNED TO NORMAL. I WAS EXTREMELY SCARED WHEN MY …

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I WAS DRIVING DOWN THE HIGHWAY AND HAVE CONTINUOUSLY GOTTEN THE "DIPPED LIGHT" WARNING ON MY DISPLAY. MY LIGHTS PROCCEDED TO FLICKER AND THEN SHUT OFF. I WAS DRIVING RIGHT NEXT TO A CAR AND HAD TO PULL OVER BECAUSE THEY WOULDN'T COME ON. IT TOOK 15 MINUTES BEFORE THE HEADLIGHTS RETURNED TO NORMAL. I WAS EXTREMELY SCARED WHEN MY HEADLIGHTS TURNED OFF. THIS IS A BIG SAFETY ISSUE AND HAS OCCURRED 3 TIMES SINCE THEN. I HAVE REPLACED THE BULBS AND THAT DID NOT SOLVE THE PROBLEM. I KNOW THERE IS A TSB FOR THIS PROBLEM, BUT I THINK THERE IS A NEED FOR A RECALL AS I ALMOST GOT INTO AN ACCIDENT ON THE HIGHWAY. *JS

NHTSA ODI #10608787

25,000 miles · Dec 30, 2013
Electrical SystemExterior Lighting

I PURCHASED THIS 2005 AUDI A4 IN AUGUST OF 2007 AND WITHIN THE FIRST FEW MONTHS OF HAVING THE VEHICLE I WAS ALREADY HAVING PROBLEMS WITH IT HAVING TO TAKE IT IN AND GET REPAIRED/SERVICED. NOT ONLY WAS I DISSATISFIED THAT I BOUGHT A HORRIBLE CAR, BECAUSE IT WAS HAVING RECURRING PROBLEMS, BUT I FIND OUT AFTER PURCHASING THE VEHICL…

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I PURCHASED THIS 2005 AUDI A4 IN AUGUST OF 2007 AND WITHIN THE FIRST FEW MONTHS OF HAVING THE VEHICLE I WAS ALREADY HAVING PROBLEMS WITH IT HAVING TO TAKE IT IN AND GET REPAIRED/SERVICED. NOT ONLY WAS I DISSATISFIED THAT I BOUGHT A HORRIBLE CAR, BECAUSE IT WAS HAVING RECURRING PROBLEMS, BUT I FIND OUT AFTER PURCHASING THE VEHICLE THE DEALERSHIP SOLD ME A QUATTRO, BUT MY AUDI IS NOT A QUATTRO, SO I WAS MISLEAD INTO BUYING A FAULTY VEHICLE.. MY PAPERWORK DOCUMENTATION SAYS 2005 AUDI A4 QUATTRO 1.8T SO I HAD TO PAY TO GET TOWED OUT OF THE SNOW BECAUSE THE AUDI IS ONLY 2 WHEEL DRIVE.. I WILL NEVER EVER PURCHASE A VW/AUDI VEHICLE AGAIN AND I ALWAYS TELL PEOPLE DON'T GET A VW/AUDI BECAUSE THEY ARE HORRIBLE UNRELIABLE CARS. I HAVE PUT SO MUCH MONEY INTO THIS JUNK AUDI THAT JUST CONSTANTLY HAS PROBLEMS, I COULD HAVE BOUGHT A NEW CAR AGAIN BY NOW . I'M VERY DISAPPOINTED WITH VW/AUDI. I HAVE WASTED SO MUCH MONEY ON DIAGNOSTIC REPAIR CHECKS, BECAUSE THE [XXX] CHECK ENGINE LIGHT REPEATEDLY KEEPS COMING ON THE DASHBOARD. I CAN'T GET MY CAR SMOG APPROVED WITHOUT THE CHECK ENGINE LIGHT BEING OFF, SO I AM RELENTLESSLY DUMPING MONEY I SIMPLY DON'T HAVE INTO THIS POS AUDI. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI #10557821

51,000 miles · Aug 8, 2013
Electrical SystemExterior Lighting

CAR HEADLIGHTS PERIODICALLY FLICKER AND TURN OFF UNDER NORMAL CONDITIONS. DRIVER SIDE FLICKERS ON ACCELERATION AND PASSENGER SIDE WILL FLICKER AND TURN OFF COMPLETELY DURING ACCELERATION OR BRAKING. HAVE TO SWITCH THE HEADLIGHTS COMPLETELY OFF AND BACK ON FOR THEM TO LIGHT UP AGAIN. I HAVE THE BI-XENON HID ADAPTIVE HEADLIGHTS…

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CAR HEADLIGHTS PERIODICALLY FLICKER AND TURN OFF UNDER NORMAL CONDITIONS. DRIVER SIDE FLICKERS ON ACCELERATION AND PASSENGER SIDE WILL FLICKER AND TURN OFF COMPLETELY DURING ACCELERATION OR BRAKING. HAVE TO SWITCH THE HEADLIGHTS COMPLETELY OFF AND BACK ON FOR THEM TO LIGHT UP AGAIN. I HAVE THE BI-XENON HID ADAPTIVE HEADLIGHTS FACTORY INSTALLED ON MY CAR. I JUST RECEIVED A CLASS ACTION LAWSUIT LETTER DESCRIBING REIMBURSEMENTS FOR CLASS MEMBERS WHO HAVE EITHER REPAIRED OR HAD AN AUTHORIZED AUDI DEALERSHIP DOCUMENT THE ISSUE WITHIN THE 5 YEAR/50,000 MILE WARRANTY FROM DATE OF ORIGINAL PURCHASE OR LEASE. I BOUGHT MY CAR AT 51,XXX MILES AND AM OUT OF WARRANTY WITH NO ACCESS TO THE PREVIOUS OWNERS RECORDS. THIS IS A SAFETY ISSUE THAT SHOULD BE IDENTIFIED AND A FULL RECALL CAMPAIGN SHOULD BE INITIALIZED WITH AUDI OF AMERICA (AOA). FROM WHAT I HAVE GATHERED ON THE INTERNET, THERE ARE 100'S IF NOT 1000'S OF A4'S HAVING THIS PROBLEM BUT AOA REFUSES TO TAKE RESPONSIBILITY FOR IT AND CLAIM THE HEADLIGHTS ARE OPERATING NORMALLY. NORMALLY IS NOT TURNING OFF WHILE DRIVING ON THEIR OWN. I HAVE DEALT WITH THIS ISSUE FOR 5 YEARS THAT I HAVE OWNED MY CAR AND NEVER ASKED THE DEALERSHIP FOR A REPAIR DUE TO IT BEING OUT OF WARRANTY AND IS EXPENSIVE ($1000+). IT'S TIME FOR AOA TO OWN UP TO THIS ISSUE AND REPAIR IT FREE OF CHARGE FOR IT'S CUSTOMERS SINCE IT'S A SAFETY ISSUE. *TR

NHTSA ODI #10534346

49,000 miles · Jul 6, 2013
Electrical SystemExterior Lighting

REPEATED HEADLAMP FAILURE. *TR

NHTSA ODI #10523469

94,000 miles · Oct 23, 2012
Electrical SystemExterior Lighting

PROBLEM OF "DIPPED" HEADLIGHT ON MY 2005.5 A4 B7. PURCHASED THE CAR USED IN 2009 AND HAVE HAD THIS ISSUE SINCE PURCHASE. ASKED MECHANICS TO INVESTIGATE BUT HAD FOUND NOTHING WRONG. USUALLY IT WAS JUST ONE SIDE, EITHER LEFT OR RIGHT (BOTH HAVE OCCURRED MULTIPLE TIMES). THE OTHER DAY WAS THE THIRD OR FOURTH INSTANCE WHERE BOTH SID…

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PROBLEM OF "DIPPED" HEADLIGHT ON MY 2005.5 A4 B7. PURCHASED THE CAR USED IN 2009 AND HAVE HAD THIS ISSUE SINCE PURCHASE. ASKED MECHANICS TO INVESTIGATE BUT HAD FOUND NOTHING WRONG. USUALLY IT WAS JUST ONE SIDE, EITHER LEFT OR RIGHT (BOTH HAVE OCCURRED MULTIPLE TIMES). THE OTHER DAY WAS THE THIRD OR FOURTH INSTANCE WHERE BOTH SIDES THREW THE "DIPPED" ERROR, LEAVING ME BARRELING DOWN THE HIGHWAY AT 75MPH WITH NO LIGHTS. WHILE POWER CYCLING THEM USUALLY BRINGS THEM BACK, THIS IS COMPLETELY DANGEROUS AND UNACCEPTABLE BEHAVIOR FOR A VEHICLE THAT IS ALLEGEDLY WORKING PROPERLY. IT IS CLEAR TO ME, AS AN ENGINEER MYSELF, THAT THIS IS A GROSS SHORT-COMING IN DESIGN OF THE ELECTRICAL SYSTEM USED TO DRIVE THE LIGHTS. EITHER THE WIRING, OR BALLASTS ARE MALFUNCTIONING. AUDI HAS DONE NOTHING TO AMELIORATE OR WARN ME OF THIS ISSUE. *TR

NHTSA ODI #10481558

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.