RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
Vacuum Brake Booster: Description and Operation
Brake master cylinder with brake booster, removing and installing
Special tools, testers and auxiliary items required
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Release tool T40024
Sealing plug repair kit, Part no. 1H0 698 311 A
Removing
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Remove glove compartment on drivers side.
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Rotate brake light switch -1- 45 degrees to left and remove.