Problems owners report
Complaints filed with NHTSA about the 1993 Audi S4, by the system named in each complaint. One complaint can name several.
- Fuel system, gasoline10
- Vehicle speed control2
- Service brakes, hydraulic2
- Suspension1
- Fuel/propulsion system1
- Unknown or other1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Recalls in Canada
2 Transport Canada recalls for the 1993 Audi S4.
| 2000097 14 Apr 2000 | Fuel System On certain vehicles, a fuel feed line connecting the fuel filter to the engine can prematurely age and shrink through exposure to high under hood temperature ca… |
| 1997175 10 Oct 1997 | Seats And Restraints THE AIR BAG SENSOR ON THESE VEHICLES MAY MALFUNCTION AND CAUSE THE AIR BAG RESTRAINT SYSTEM TO DEPLOY WITHOUT AN IMPACT OR ACCIDENT. DEPLOYMENT OF THE AIR BAG R… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
VEHICLE DESCRIPTION: PASSENGER VEHICLES. A FUEL FEED LINE CONNECTING THE FUEL FILTER TO THE ENGINE CAN PREMATURELY AGE AND SHRINK THROUGH EXPOSURE TO HIGH UNDER HOOD TEMPERATURE CAUSED BY THE TURBOCHARGER.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. SOME AIR BAG SENSORS DO NOT COMPLY WITH AUDI'S DURABILITY STANDARDS OVER THE LIFETIME OF THE VEHICLE.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Audi told its dealers about the 1993 Audi S4: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10249085 | Google Maps Street View (NVLW)) |
| 10249054 | Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota. |
| 10155644 | This special notice is to inform dealers to return all part numbers listed in the document and order the superseded part numbers going forward. |
| 10128222 | Due to increasing requests for high voltage personal protective equipment (HVE PPE) for dealer technicians working with high voltage vehicles (Hybrid, Plugin Hybrid, Electric Vehicle), the Volkswagen Tools and Equipment Team has identified two US based suppliers to support dealers in USA and Canada. |
| 10058584 | AUDI: ENGINE, ON SOME VEHICLES, WOULD RUN IRREGULARLY OR HAVE MALFUNCTION INDICATOR LAMP (MIL) ON OR POSSIBLE FILTER ELEMENT FOR CAMSHAFT ADJUSTMENT VALVE CAN LOOSEN AND IN OIL CIRCUIT, THERE IS NO DAMAGE FROM LOOSENED PARTICLES. MODEL ALL. ALL YEARS. *PE |
| 10022141 | HEADLIGHT AIMING, USING HELLA UNIVERSAL BEAMSETTER. *KB |
NHTSA manufacturer communications (public domain)
NHTSA investigations
FUEL SUPPLY LINE LEAK
NHTSA Office of Defects Investigation