S4 Quattro Wagon V8-4.2L (BHF) (2008)
Vacuum Brake Booster: Service and Repair
Brake Master Cylinder With Brake Booster
Brake Master Cylinder with Brake Booster
Special tools, testers and auxiliary items required
‹› Release tool (T40024)
‹› Sealing plug repair kit (1H0 698 311 A)
Removing
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Remove the glove compartment on driver's side.
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Rotate the brake light switch - 1 - 45 degrees to left and remove.
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Use release tool (T40024) to separate the brake pedal from the brake booster.
Extracting brake fluid using brake filler/bleeder unit (VAS 5234)
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Remove the plenum chamber cover.
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Lay out sufficient lint free cloths in the area of the plenum chamber.