Passenger side: inflator module
Risk. An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
NHTSA has logged 30 owner complaints about the 2006 Audi S4, most often about the exterior lighting. It is covered by 2 safety recalls, and for recall 17V-032 the manufacturer reports only 17% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through May 16, 2019. Updated daily. Photo: Elise240SX, CC BY-SA 4.0.
30 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Exterior lighting | 22 | 0 |
| Air bags | 7 | 0 |
| Electrical system | 4 | 0 |
| Equipment adaptive/mobility | 1 | 0 |
| Power train | 1 | 0 |
| Steering | 1 | 0 |
| Visibility | 1 | 0 |
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. An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
Risk. An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.
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.
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 S4 median. How we score
2006 Audi S4 4-DR. w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.
Recent exterior lighting complaints filed with NHTSA, shortened. Personal details are removed.
AS MANY OTHERS HAVE NOTICED ON THE B7 MODELS OF AUDI'S. THE PASSENGER HEADLIGHT WILL FLICKER AND GO OUT AT RANDOM TIMES, IT IS NOT A BULB PROBLEM IT HAS BEEN REPLACED MULTIPLE TIMES. IT IS CONCERNING WHEN DRIVING AT NIGHT AND RANDOMLY MY HEADLIGHT WILL SHUT OFF. SOMETIMES WHEN I SHUT THE CAR OFF…
RIGHT HEADLIGHT SPORADICALLY SHUTS OFF (I.E. DIPS) WHILE DRIVING. YOU HAVE TO TURN BOTH LIGHTS OFF AND ON WHEN YOU ARE DRIVING TO MAKE IT FUNCTION AGAIN. IT IS ALWAYS THE RIGHT HEADLIGHT AND SOMETIMES WILL FUNCTION PROPERLY FOR A MONTH AND THEN MALFUNCTION SEVERAL TIMES IN ONE NIGHT. THIS IS A…
BOTH HEADLIGHTS SHUTOFF WHILE DRIVING AT NIGHT AND WOULD NOT COME BACK ON. BULBS ARE STILL IN GOOD CONDITION. ERROR CODE 'DIPPING HEADLIGHT' THIS IS A KNOWN SAFETY PROBLEM WITH AUDI AND IS EXTREMELY UNSAFE FOR THE DRIVER AND OTHER VEHICLES ON THE ROAD. *TR
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.