Audi TSB #A911448 2036482-
2009 Audi Q7
Affected Component: EQUIPMENT:ELECTRICAL
- Summary
- The volume of the radio, navigation announcements, or output of the Bluetooth telephone system changes when the ignition is switched off, then switched back on, the volume is muted, then unmuted, and the MMI is switched off by a long press of the volume knob, then restarted without an ignition cycle. All vehicles with MMI 2G/3G/3G+/MIB Navigation are affected.