Improper side air bag deployment may increase the risk of injury in the event of a crash.
Owners were mailed interim notices on February 4, 2016.
The recall began on February 29, 2016 .
Owners may contact Audi customer service at 1-800-253-2834.
Volkswagen's number for this recall is 74C9.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.