2004 Audi A4 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
189 owner complaints analyzed
2 distinct recall campaigns
59,560 mi median reported failure mileage
Scope: 2004 model year. Data snapshot: . 168 complaints include usable failure mileage.
Most common problems
Fuel System, Gasoline is the most frequently named component, appearing in 35 of 189 complaints (18.5%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 52 | 27.5% |
| Engine operation | 31 | 16.4% |
| Braking behavior | 17 | 9.0% |
| Transmission and shifting | 14 | 7.4% |
| Electrical and battery issues | 8 | 4.2% |
| Steering behavior | 5 | 2.6% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Fuel System, Gasoline | 35 |
| Air Bags | 18 |
| Exterior Lighting | 14 |
| Electrical System | 12 |
| Fuel System, Gasoline:Delivery:Fuel Pump | 12 |
| Vehicle Speed Control | 12 |
| Tires | 9 |
| Engine | 7 |
Fuel System, Gasoline: 35; Air Bags: 18; Exterior Lighting: 14; Electrical System: 12; Fuel System, Gasoline:Delivery:Fuel Pump: 12; Vehicle Speed Control: 12; Tires: 9; Engine: 7
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 25 |
| 25,000 to 49,999 | 41 |
| 50,000 to 74,999 | 51 |
| 75,000 to 99,999 | 29 |
| 100,000 to 149,999 | 16 |
| 150,000 and above | 6 |
Under 25,000: 25; 25,000 to 49,999: 41; 50,000 to 74,999: 51; 75,000 to 99,999: 29; 100,000 to 149,999: 16; 150,000 and above: 6
50,000 to 74,999 miles has the most reports with usable mileage (51). 21 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2004 | 17 |
| 2005 | 8 |
| 2006 | 12 |
| 2007 | 12 |
| 2008 | 27 |
| 2009 | 24 |
| 2010 | 32 |
| 2011 | 16 |
| 2012 | 8 |
| 2013 | 3 |
| 2014 | 6 |
| 2015 | 4 |
| 2016 | 7 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
2004: 17; 2005: 8; 2006: 12; 2007: 12; 2008: 27; 2009: 24; 2010: 32; 2011: 16; 2012: 8; 2013: 3; 2014: 6; 2015: 4; 2016: 7; 2017: 1; 2018: 4; 2019: 1; 2020: 3; 2021: 2; 2022: 1; 2023: 1
Pattern summary
Fuel System, Gasoline leads the component reports. Fuel system concerns appears in 52 complaint narratives. Engine operation appears in 31 complaint narratives. Braking behavior appears in 17 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10080768 · 2004-07-10 (July 10, 2004)
I HAVE A BRAND NEW 2004 AUDI A4AVANTQUATTRO 1.8. ON JULY 1, WITH 2389 MILES ON THE CAR, I HAD A BLOWOUT OF MY RIGHT REAR TIRE, WHICH IS A GOODYEAR M&S R235/17 LOW PROFILE HIGH PERFORMANCE TIRE. I NEVER HAD A SENSATION OF HITTING ANYTHING ON THE ROAD, BUT HAD ONLY SECONDS TO GET FROM THE FAST LANE OF I-5 IN DOWNTOWN SACRAMENTO, CA ACROSS 5 LANES OF FREEWAY TRAFFIC AND AROUND A CALTRANS MAINTENENCE CREW ON THE SHOULDER, TO SAFETY. BY THE TIME I DID, THE TIRE TREAD HAD COMPLETELY SEPARATED ON BOTH SIDES OF THE WHEEL 360 DEGREES. SIX DAYS LATER, W…
Owner-reported narrative. 2,389 miles reported. Look up ODI 10080768 at NHTSA ↗
Owner report 10190882 · 2007-05-16 (May 16, 2007)
THERE WAS NO APPARENT SIGN OF THE FAILURE UNTIL TO THE MORNING OF WHEN THE CAR BEGAN TO MAKE A WHIRRING NOISE FROM NEAR THE REAR OF THE VEHICLE. AFTER DRIVING ABOUT 15 MILES THAT MORNING THE CAR SPUTTERED AND THE ENGINE QUIT AS THOUGH IT WERE OUT OF GAS. FORTUNATELY I WAS IN A LOW TRAFFIC AREA AND WAS ABLE TO GET THE CAR OFF THE ROAD SAFELY. THE VEHICLE WAS TOWED THE DEALERSHIP WHERE THEY REPLACED THE FUEL PUMP AND FUEL FILTER AND CHARGED MORE THAN $500.00 TO DO SO. THE DEALERSHIP RETAINED THE OLD PART.*AK
Owner-reported narrative. 57,650 miles reported. Look up ODI 10190882 at NHTSA ↗
Owner report 10101547 · 2004-11-22 (November 22, 2004)
WHEN THE CONSUMER CAME TO A STOP AT AN INTERSECTION, THE VEHICLE STALLED. *JB
Owner-reported narrative. Look up ODI 10101547 at NHTSA ↗
Owner report 10163226 · 2006-07-23 (July 23, 2006)
I AM HAVING ONGOING MAJOR ISSUES (EQUIPMENT AND SAFETY) WITH MY AUDI A4 CABRIOLET WITH NO RESOLUTION FROM MY LOCAL DEALER OR AUDI CUSTOMER CARE AGENTS. I HAVE HAD MY CAR TOWED THREE TIMES IN THREE MONTHS. MOST RECENTLY(JULY 21) MY CAR WAS UNDRIVEABLE, LEAVING ME STRANDED 2.5 HOURS FROM HOME. THE ENGINE STARTED TO "SKIP" AND "MISS" THE CHECK ENGINE LIGHT STARTED FLASHING AND THE CHECK OIL INDICATOR CAME ON. I MANAGED TO GET OFF THE HIGHWAY INTO A PARKING LOT. THE PERSON WITH ME CAN VERIFY THAT THE ENGINE/CAR FELT LIKE IT WAS BOUNCING OR VIBRATI…
Owner-reported narrative. 45,000 miles reported. Look up ODI 10163226 at NHTSA ↗
Owner report 10079483 · 2004-06-18 (June 18, 2004)
VEHICLE LURCHED OR ACCELERATED UPON FINAL PARKING NEAR A STOP WITH FOOT OFF ACCELERATOR PEDAL AND ON BRAKE PEDAL. CAR ACCELERATED FOR MORE THAN HALF A MILE AT 80 MPH. CONSUMER WAS ABLE TO CONTROL VEHICLE AND PUT IT IN NEUTRAL. DEALER INDICATED VEHICLE OPERATED AS DESIGNED BY THE MANUFACTURER, THERE WAS NOTHING WRONG WITH VEHICLE.*AK
Owner-reported narrative. Look up ODI 10079483 at NHTSA ↗
Owner report 10122048 · 2005-05-24 (May 24, 2005)
2004 AUDI A4 ACCELERATED FULL THROTTLE WITH PEDAL STUCK TO FLOOR ON 5/20/05. CAR WOULD NOT DECELERATE AND BRAKING HELPED AVERT ACCIDENT. VEHICLE WAS TOWED TO DEALER AND TESTING FOUND NOTHING.
Owner-reported narrative. 11,500 miles reported. Look up ODI 10122048 at NHTSA ↗
Owner report 10092119 · 2004-08-19 (August 19, 2004)
VEHICLE IS HAVING A PROBLEM WITH THE TRANSMISSION. OWNER HAS LEASED THIS VEHICLE IN JUNE 2004. WHEN THE VEHICLE IS IN REVERSE, IT WILL NOT MOVE THEN SUDDENLY THE ENGINE WILL ACCELERATE AND A CLICK AND POP SOUND WILL BE HEARD AND THEN THE VEHICLE WILL SURGE BACKWARD. OWNER HAD TAKEN THE VEHICLE TO THE DEALERSHIP AND THEY COULD NOT DUPLICATE THE PROBLEM. INSTEAD THE TRANSMISSION WAS REPLACED BECAUSE IT WAS SAID AT THAT TIME THAT THEY WERE AWARE OF THE PROBLEM BUT COULD NOT REPAIR IT. PROVIDE FURTHER DETAILS.
Owner-reported narrative. 1,000 miles reported. Look up ODI 10092119 at NHTSA ↗
Owner report 10128672 · 2005-07-13 (July 13, 2005)
WHILE COMMUTING TO WORK, THE ACCELERATOR PEDAL ON MY 2004 AUDI A4 CABRIOLET STUCK TO THE FLOOR. AT THE TIME, I WAS DRIVING APPROXIMATELY 35-40 MPH. THE PEDAL SUDDENLY MOVED AWAY FROM MY FOOT, STUCK TO THE FLOOR, AND MY CAR STARTED TO RAPIDLY INCREASE IN SPEED. NOT KNOWING EXACTLY WHAT WAS GOING ON, I HIT THE BRAKES, TO NO AVAIL. THE ENGINE WAS SCREAMING AS THE RPMS RACED INTO THE 7000S. I TRIED TO JIGGLE THE GAS PEDAL FREE WITH MY FOOT, BUT IT WAS STUCK AND WOULD NOT BUDGE. THE BRAKES, WHICH I PRESSED ON AGAIN WITH ALL MY STRENGTH, WOULD …
Owner-reported narrative. 28,686 miles reported. Look up ODI 10128672 at NHTSA ↗
Owner report 10200877 · 2007-08-27 (August 27, 2007)
AUDI 2004 A4. DRIVING ON THE HIGHWAY, FUEL PUMP FAILS. BATTERY LIGHT LIT UP RIGHT BEFORE FUEL PUMP COMPLETELY FAILED. I TOOK THE CAR TO THE DEALER AND THEY REPLACED THE FUEL PUMP THE VERY NEXT DAY. THERE IS A RECALL CURRENTLY ON THE FUEL PUMP FOR THE 2003 A4 1.8T. IS THERE A POSSIBILITY THAT THE FAILURE IN MY FUEL PUMP IS THE SAME AND THAT THE RECALL SHOULD ALSO COVER 2004? *TR
Owner-reported narrative. 61,500 miles reported. Look up ODI 10200877 at NHTSA ↗
Owner report 10240609 · 2008-09-02 (September 2, 2008)
TL*THE CONTACT OWNS A 2004 AUDI A4. WHILE TURNING A CORNER AT 45 MPH, THE CONTACT HAD TO APPLY THE BRAKES IMMEDIATELY TO AVOID STRIKING ANOTHER VEHICLE. AS A RESULT, HE REAR ENDED ANOTHER VEHICLE. THE PASSENGER SIDE AIR BAG FAILED TO DEPLOY. THERE WERE NO INJURIES. PRIOR TO THE FAILURE, THE CONTACT NOTICED FAILURE WITH THE VEHICLE'S ELECTRICAL SYSTEM. THE VEHICLE HAS NOT BEEN DIAGNOSED BY THE DEALER. THE CURRENT AND FAILURE MILEAGES WERE 56,000.
Owner-reported narrative. 56,000 miles reported. Look up ODI 10240609 at NHTSA ↗
Owner report 10088041 · 2004-09-28 (September 28, 2004)
VEHICLE HEATED UP UNDER THE STEERING COLUMN, ESPECIALLY WHEN DRIVING 50 MPH OR GREATER. CONSUMER TOOK VEHICLE TO THE DEALER, AND THEY TEST DROVE THE VEHICLE FOR EIGHT DAYS AND FOUND THE SAME FLAW AS THE CONSUMER. MANUFACTURER INDICATED THAT THE VEHICLE WAS OPERATING UNDER NORMAL RANGE, AND THERE WAS NOTHING THEY COULD DO. *AK *NM
Owner-reported narrative. 8 miles reported. Look up ODI 10088041 at NHTSA ↗
Owner report 10172661 · 2006-11-05 (November 5, 2006)
I BEGAN TO NOTICE A RATTLE IN THE RIGHT FRONT WHEN GOING OVER A BUMP. IT SEEMED TO COME FROM THE SUSPENSION. AT THE SAME TIME I NOTICED A SLIGHT THUMP IN THE STEERING WHEN STATIONARY AND SLIGHTLY TURNING THE STEERING WHEEL TO THE RIGHT. AS THE RATTLE WAS GETTING WORSE, I TOOK THE CAR IN TO GET IT CHECKED. THE PROBLEM WAS THAT THE STEERING RACK HAD LOOSENED AT ONE END. IT WAS TORQUED DOWN AND LOCK-TIGHT PUT ON THE BOLT. I AM FEARFUL OF WHAT MIGHT HAVE HAPPENED HAD THE RACK FAILED ENTIRELY. I HAVE APPROXIMATELY 27,000 MILES ON CAR. *JB
Owner-reported narrative. 27,000 miles reported. Look up ODI 10172661 at NHTSA ↗