There are 1 owner-reported visibility & wipers complaints for the 2005 Audi S4in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
2005 AUDI S4 CABRIOLET - REAR WINDOW SEPARATING FROM SOFT CONVERTIBLE TOP. TOP APPEARS TO BE SHRINKING AT THE WINDOW EDGES AS WELL. INDEPENDENT CONVERTIBLE TOP REPAIR FACILITY AS WELL AS LOCAL AUDI DEALER CONFIRM THAT THIS IS DUE TO DEFECTIVE ADHESIVE USED IN THE MANUFACTURING PROCESS. AUDI OF AMERICA REFUSES TO REMEDY THIS ISSUE TO DATE. VEHICLE HAS 49,000 MILES ON THE ODOMETER AND HAS BEEN OUT OF FACTORY WARRANTY FOR ONLY A FEW WEEKS. REAR WINDOW WILL ALMOST CERTAINLY COME FULLY LOOSE FROM THE TOP SOON, AND COULD EITHER STRIKE A REAR PASSENGER OR SIMPLY DISLODGE AT HIGHWAY SPEEDS, POTENTIALLY INJURING OR KILLING PERSONS TRAVELING BEHIND THIS VEHICLE. THE POTENTIAL FOR AN EXTREMELY DANGEROUS ACCIDENT IS PRESENT HERE. THIS IS A SERIOUS SAFETY-RELATED DEFECT. A RECALL IS NEEDED HERE TO PREVENT POTENTIAL LOSS OF LIFE. AUDI IS HANDLING THESE TOP PROBLEMS ON A CASE-BY-CASE BASIS, AND IS FIGHTING HARD WITH OWNERS NOT TO PAY AT ALL. AUDI DEALERS ARE QUOTING IN EXCESS OF $6400 TO REPLACE THE TOP, COSTLY ENOUGH TO PREVENT MANY OWNERS FROM SAFELY REPAIRING THE TOP. PER INFORMATION SOURCED FROM AUDIWORLD.COM, MANY OWNERS ARE NOT REPLACING THE TOP DUE TO THE EXORBITANT COST BUT RATHER SIMPLY GLUING OR TAPING THE REAR WINDOW IN PLACE AND HOPING FOR THE BEST. THIS IS AN ISSUE WHICH CLEARLY REQUIRES A RECALL IN THE INTEREST OF PUBLIC SAFETY. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026