Audi TSB #A911420 2027718-
2011 Audi TT
Affected Component: ELECTRICAL SYSTEM
- Supersedes Technical Service Bulletin Group 91 number 13-11 dated October 31, 2013. When the driver uses the Bluetooth hands-free telephone system to make a call, the listener on the other end cannot clearly understand the driver. The driver?s voice sounds muffled, as if it is being heard from under water. The microphone seal is damaged during installation into the roof module.