A8 Quattro Sedan V8-4.2L (AUX) (2001)
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Vacuum Brake Booster: Service and Repair
Brake Booster, Removing and Installing
Brake booster, removing and installing
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Pry off gap cover below steering column, see arrows.
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Unscrew cover, see arrows.
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Remove lower insulation mat.
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Disengage pressure rod -6- for master cylinder.
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Attach bleeder hose of bleeder bottle to left-front brake caliper bleeder screw and open bleeder screw.
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Operate brake pedal to pump out as much brake fluid as possible.
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Close front left bleeder screw.
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Remove plenum chamber cover.
