Delivery: fuel pump
Risk. IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.
NHTSA has logged 210 owner complaints about the 2003 Audi A4, most often about the power train. It is covered by 3 safety recalls.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through October 11, 2024. Updated daily. Photo: Jones028 from Hong Kong, CC BY 2.0.
210 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Power train | 43 | 0 |
| Fuel system, gasoline | 41 | 1 |
| Electrical system | 32 | 5 |
| Exterior lighting | 23 | 0 |
| Vehicle speed control | 22 | 1 |
| Visibility | 19 | 0 |
| Engine and engine cooling | 17 | 2 |
| Structure | 14 | 1 |
| Air bags | 12 | 7 |
| 15 other systems | 51 | 8 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.
Risk. IF FUEL FLOW TO THE ENGINE IS INTERRUPTED, THE VEHICLE COULD STALL WITHOUT WARNING AND THUS PRESENT A POTENTIAL RISK OF CRASH.
Risk. THIS CONDITION COULD AFFECT A DRIVER'S FIELD OF VIEW, INCREASING THE RISK OF A CRASH.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Audi.
75kmiles, median
Based on the odometer reading in 37 power train complaints. 70% were reported before 100,000 miles.
Dollar amounts owners wrote in their complaints when describing a repair or a quote. These are not price estimates; a system is shown only when at least 8 owners mentioned a cost.
$2,500median
If a problem is covered by a recall, the dealer fixes it for free. Some manufacturers also reimburse owners who paid for a repair before a recall was announced.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the A4 median. How we score
2003 Audi A4 4-DR. w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.

Recent power train complaints filed with NHTSA, shortened. Personal details are removed.
2003 AUDI A4 3.0 CABRIOLET CONVERTIBLE STARTED SHIFTING ROUGH AND HESITANT AND SHUT OFF, CRANKED BACK UP WENT INTO LIMP MODE AND ALL THE SHIFTING GEAR LIGHTS CAME ON R N D 2, BARELY MADE IT BACK HOME, PUT CODE READER ON CAR HAD A LOT OF CODES ON IT I RESET CODES BUT RND2 LIGHTS STILL ON, POSSIBLE…
TRANSMISSION CONTROL MODULE TRANSMISSION SLIPS OUT OF DRIVE WHILE DRIVING INTO LIKE NEUTRAL AND WHEN I ACCELERATE THE CAR DOES NOT MOVE AND COMES TO A FULL STOP AND I HAVE TO STOP AND TURN THE CAR ON AND OFF TILL IT WORKS AGAIN
ON JANUARY 28, 2019 I WAS DRIVING TO MY MEDICAL APPOINTMENT AT 35 MILES PER HOUR WHEN MY CAR FROZE UP THEN BUCKED AND NOW NO LONGER THE TRANSMISSION WILL NO LONGER ENGAGE. UPON RESEARCH AUDI HAS KNOWN OF THIS TRANSMISSION HAVING SERIOUS FAULTS AND THAT IT WILL BREAK DOWN WITHOUT WARNING. AUDI HAS…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.