A8 Quattro Sedan V8-4.2L (BVJ) (2008)
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Remove the nuts - arrows - (8 Nm) on mounting points of retaining plate - 3 -.
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Disconnect the connectors from the digital sound system control module (J525) - 1 - and from the TV tuner (R78) - 2 -.
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Attach the (VAS 6223/9) - 1 - onto the MOST bus connectors - 2 -.
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Remove the retaining plate - 3 - toward the right.
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Remove the digital sound system control module. Refer to => [ Digital Sound System Control Module, Standard, through MY 05 ] See: Radio,
Stereo, and Compact Disc/Service and Repair/Radio System.