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Audi TSB #A911267 2029197-
2011 Audi A3
TSB Document:
Affected Component: EQUIPMENT
- Summary
- Customer states volume fluctuates unnaturally. This may be described as significant increases in Bass or Treble levels shortly after startup, in conjunction with Park Aid, or during normal driving. Only applies to vehicles equipped with BOSE sound system (PR No. 8RY) Vehicles with a BOSE sound system in conjunction with AudioPilot are equipped with dynamic driving noise compensation. It adjusts playback volume and/or equalization depending on noise inside the vehicle. This function is perceived as a flat increase in volume as the cabin noise increases, usually due to increases in speed. In some vehicles, issues with the vehicle microphones may cause the volume to noticeably change at times when it is not necessary, such as in a parking lot, or when backing out of a driveway.
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