Q7 Quattro V6-3.6L (BHK) (2007)
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Remove brake fluid reservoir, press engagement straps toward outside at reservoir and simultaneously pull brake fluid reservoir out of sealing
plugs.
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Remove left front brake line from retainer on master brake cylinder.
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Disconnect brake lines from master brake cylinder and seal brake lines using Sealing Plugs 1H0 698 311 A.
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Remove brake master cylinder nuts
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Carefully take brake master cylinder out of brake booster.
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Pull vacuum hose out of brake booster.
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Remove brake lines from triple retainer on brake booster.
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Disconnect left front brake line at separating point in left front wheel housing.
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Remove bolts from brake booster.
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Carefully remove brake booster from plenum chamber.
Installing
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Installation is in reverse order of removal.
Observe the following points when installing:
Joining brake pedal to brake booster
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Hold ball head of push rod in front of mounting and push brake pedal in direction of brake booster, so the ball head locates audibly.
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After installing, bleed brake system.
After bleeding brake system, basic setting for brake pressure sensor 1 must be performed.
VAS 5051 or VAS 5052, connecting and selecting functions.
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Adjust brake light switch/brake pedal switch.