A8 Quattro Sedan V8-4.2L (BGK) (2006)
Vacuum Brake Booster: Service and Repair
Brake Booster
Brake Booster
Special tools, testers and auxiliary items required
‹› Brake charger/bleeder unit (VAS 5234)
‹› or
‹› Brake charger/bleeder unit (V.A.G 1869 A)
‹› Sealing plugs repair kit part no. 1H0 698 311A
Removing
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Remove driver's side storage compartment.
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Remove plenum chamber cover.
Extract brake fluid with (V.A.G 1869) or (VAS 5234)
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Open brake fluid reservoir.
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To protect against escaping brake fluid, place a lint-free rag in the area under the brake master cylinder.
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Extract as much brake fluid as possible from brake fluid reservoir with the (VAS 5234) or (V.A.G 1869/4).