Affected Component: EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI

Date Published
JUL 19, 2013
NHTSA TSB #
10237734
TSB Document
Summary
When diagnosing a customer concern of poor sound quality, when using the vehicle?s Bluetooth system during phone calls, on vehicles equipped with the Universal Media Interface (UMI), start by checking for microphone related fault codes in AW 77.