RIGHT SIDE HEADLIGHT WILL GO OUT RANDOMLY AND IS VERY UNSAFE. I HAVE REPLACED LIGHT BULB AND PROBLEM STILL EXISTS. I HAVE READ MANY PROBLEMS AND AUDI IS AWARE OF THIS BUT CHOOSES NOT TO DO ANYTHING. *TR
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 →How this year compares
Owner complaints by model year
Compare all A4 years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
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.
What owners actually said
219 reports2005 AUDI A4 CABRIOLET WITH 38K MILES, CVT TRANSMISSION SLIPS BADLY, WON'T ACCELERATE, LOUD WHINING NOISE WHEN COLD. AUDI HAS ACKNOWLEDGED PROBLEMS WITH THIS TRANSMISSION AND EXTENDING WARRANTY FOR 2004 AND EARLIER VEHICLES, BUT NOT 2005 MODELS, AS SETTLEMENT OF CLASS ACTION LAWSUIT FOR VEHICLES WITH THE SAME CVT TRANSMISSION. V…
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2005 AUDI A4 CABRIOLET WITH 38K MILES, CVT TRANSMISSION SLIPS BADLY, WON'T ACCELERATE, LOUD WHINING NOISE WHEN COLD. AUDI HAS ACKNOWLEDGED PROBLEMS WITH THIS TRANSMISSION AND EXTENDING WARRANTY FOR 2004 AND EARLIER VEHICLES, BUT NOT 2005 MODELS, AS SETTLEMENT OF CLASS ACTION LAWSUIT FOR VEHICLES WITH THE SAME CVT TRANSMISSION. VEHICLE PROBLEM WAS DIAGNOSED BY AUDI DEALERSHIP AS NEEDING NEW TRANSMISSION AND PROVIDED A QUOTE FOR REPLACEMENT RE-MANUFACTURED TRANSMISSION ($6,687.00 AND TAX). AUDI USA AGREED IN WRITING TO ASSIST WITH THE EXPENSE BY COVERING 50% OF TOTAL COST TO REPAIR. VEHICLE OWNER CONCERNED ABOUT SAFETY AND RELIABILITY WHEN DRIVING VEHICLE IN COLD WEATHER, ESPECIALLY WHEN IN TRAFFIC. *JS
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
WHEN DRIVING DOWN THE CITY STREET OR HIGHWAY, I WOULD GET THE "DIPPED LIGHT" WARNING ON MY DISPLAY, THE HEADLIGHTS WOULD FLICKER AND THEN SHUT OFF. I HAVE HAD THIS CHECKED AT THE SERVICE DEPT AND NO FAULTS WERE FOUND ON MORE THAN ONE OCCASION INITIALLY. THEN, THE HEADLIGHT BULB WAS REPLACED AT ONE POINT AS ADVISED BY THE SERVI…
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WHEN DRIVING DOWN THE CITY STREET OR HIGHWAY, I WOULD GET THE "DIPPED LIGHT" WARNING ON MY DISPLAY, THE HEADLIGHTS WOULD FLICKER AND THEN SHUT OFF. I HAVE HAD THIS CHECKED AT THE SERVICE DEPT AND NO FAULTS WERE FOUND ON MORE THAN ONE OCCASION INITIALLY. THEN, THE HEADLIGHT BULB WAS REPLACED AT ONE POINT AS ADVISED BY THE SERVICE DEPT OF THE DEALERSHIP. HOWEVER, IT DID NOT SOLVE THE PROBLEM. I NOTICED THAT IT OCCURS MORE FREQUENTLY IN COLD WEATHER. THE ONLY WAY TO TEMPORARILY RESOLVE IT DURING DRIVING IS TO PULL OVER, TURN LIGHTS OFF AND TURN BACK ON. SOMETIMES THEY WOULD DIP AGAIN AFTER DRIVING FOR A SHORT DISTANCE AND I WOULD HAVE TO PULL OVER AGAIN. I COMPLAINED TO AOA CUSTOMER SERVICE IN EARLY 2013. I WAS TOLD THAT UNFORTUNATELY THE VEHICLE WAS OUT OF WARRANTY AND THAT I WOULD RECEIVE A "COURTESY PARTIAL REIMBURSEMENT" OF THE COST OF HEADLIGHT BULB REPLACEMENT. T I HAVE NOT YET SEEN THE CHECK TO DATE. THE PROBLEM BEGAN WITHIN THE FIRST FEW YEARS AFTER PURCHASE OF THE NEW VEHICLE AND CONTINUE/REPEATS EVERY WINTER FOR THE LAST 7-8 YEARS. I FOUND MANY OWNERS HAVING THE SAME PROBLEM IN MANY ONLINE FORUMS INCLUDING THIS NHTSA DATABASE BUT IT IS DISAPPOINTING THAT NO RECALLS HAVE BEEN MADE THUS FAR. THIS IS A HUGE SAFETY ISSUE SINCE THE HEADLIGHT WOULD SUDDENLY GO OFF WHILE DRIVING. *TR
STOPPED ON A HILL AT A STOP LIGHT, WENT TO GO AND CAR LUNGED FORWARD AND DIED. HAD TO IMMEDIATELY APPLY BRAKES, CAR STARTED AGAIN. HAS HAPPENED MULTIPLE TIMES. WE ARE SECOND OWNER, HAVE ONLY HAD THE CAR FOR A YEAR AND FOUND THAT THE TRANSMISSION CONTROL MODULE FOR THIS VEHICLE WAS ALREADY REPLACED AT 49,000 MILES - UNDER WARR…
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STOPPED ON A HILL AT A STOP LIGHT, WENT TO GO AND CAR LUNGED FORWARD AND DIED. HAD TO IMMEDIATELY APPLY BRAKES, CAR STARTED AGAIN. HAS HAPPENED MULTIPLE TIMES. WE ARE SECOND OWNER, HAVE ONLY HAD THE CAR FOR A YEAR AND FOUND THAT THE TRANSMISSION CONTROL MODULE FOR THIS VEHICLE WAS ALREADY REPLACED AT 49,000 MILES - UNDER WARRANTY TO OTHER OWNER. NOW, AT 130K MILES WE ARE BEING TOLD IT HAS TO BE REPLACED AGAIN. IT IS A DANGER TO DRIVE AS THEY SAID THE TRANSMISSION COULD FAIL OR EVEN THE GEARS COULD SLIP CAUSING DANGER TO THE PASSENGERS. THIS PARTICULAR MODEL OF AUDI TRANSMISSION, KNOWN AS "MULTITRONIC" OR "CVT" HAS NUMEROUS COMPLAINTS AND FAILURES. WE PAID 12K FOR THIS CAR USED AND HAVE A MAJOR MALFUNCTION WITHIN A YEAR. *TR
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
WELL MY ALL OF A SUDDEN DIDN'T WANT TO START IT WAS RUNNING FINE,I MEAN I DON'T KNOW WHAT HAPPENED. I WAS REVIEWING SOME INFO ON THE INTERNET AND SEEN SOME RECALLS ON CERTAIN YEARS OF AUDI MALFUNCTIONS. *TR
SHIFTING FROM SECOND TO THIRD GEAR AND THE GAS PEDAL WENT DOWN TO THE FLOOR AND ENGINE REDLINED RPMS. I HAD TO MANUALLY PULL THE PEDAL FROM THE FLOOR WHERE THE ENGINE AND PEDAL FUNCTIONED AS NORMAL AFTERWARDS. I CHECKED THE FLOOR MAT AND IT WAS SECURE AND AWAY FROM IMPEDING THE PEDAL. *TR
FRONT HEAD LIGHTS FLICKER, THEN GO OUT, RESULTING IN A "DIPPED HEADLIGHT" MESSAGE. ONCE, THEY BOTH WENT TO OUT ONCE. TO FIX THE PROBLEM, I HAVE TO PULL OVER, TURN THE ENGINE AND LIGHTS OFF AND RESTART. SOMETIMES THEY "DIP" AGAIN AND SOMETIMES THEY STAY ON. I TRY NOT TO DRIVE THE CAR AT NIGHT. *TR
LEFT AND RIGHT HEADLIGHTS DIPPED AUTOMATICALLY, WILL ALSO GO OFF; HEADLIGHT WILL ALSO FLICKER BEFORE DIPPING; HAVE GONE TO HAVE FIXED BUT DEALER UNABLE TO DETERMINE PROBLEM; THEY INDICATE THEY NEED TO GET THEM TP REPLICATE THE ERROR BUT COULD NOT DUPLICATE; THIS IS A SERIOUS SAFETY PROBLEM THAT THE DEALER APPEARS NOT WILLING …
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LEFT AND RIGHT HEADLIGHTS DIPPED AUTOMATICALLY, WILL ALSO GO OFF; HEADLIGHT WILL ALSO FLICKER BEFORE DIPPING; HAVE GONE TO HAVE FIXED BUT DEALER UNABLE TO DETERMINE PROBLEM; THEY INDICATE THEY NEED TO GET THEM TP REPLICATE THE ERROR BUT COULD NOT DUPLICATE; THIS IS A SERIOUS SAFETY PROBLEM THAT THE DEALER APPEARS NOT WILLING TO FIX; APPEARS TO BE A PROBLEM WITH AUDI'S OVERALL; *TR
Official recalls
318V427000 · 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
0No exact-year investigations in this snapshot.
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