S4 Quattro Wagon V8-4.2L (BHF) (2008)
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Lay out sufficient lint free cloths in the area of the hydraulic control unit.
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Disconnect the brake lines - 1 - and - 2 - and remove together with the rubber grommet.
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Remove the brake booster bolts - 1 - ( (T45 ) Torx).
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Remove the brake booster with brake master cylinder.
On vehicles installed with a cross brace the cross brace must be removed.
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Removing and installing cross brace. Refer to => Steering and Suspension See: Steering and Suspension