TTS Quattro Roadster L4-2.0L Turbo (CDMA) (2009)
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Disconnect the mass air flow sensor - 2 -.
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Detach upper section of air filter housing - arrow - and remove air filter insert.
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Remove bolts - arrows - and lower section of the air filter housing.
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Remove bolt - arrow -.
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Loosen hose clamp - 1 - and lay air guide pipe aside with the hose - 2 - connected.