A8L Quattro Sedan W12-6.0L (BSB) (2005)
Cabin Air Filter: Procedures
Air cleaner: Clean air filter housing and replace filter
8-cyl. gasoline engines
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Remove noise insulation.
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Remove strut tower cover.
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Remove hose - arrow - to secondary air injection pump at bottom of air filter housing.
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Remove clips - 1 - .
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Remove bolt - 2 - .
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Remove cover - arrows - upward from air filter housing.