S4 Quattro Wagon V8-4.2L (BHF) (2008)
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Disconnect vacuum hose - 2 -.
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Remove air guide hose - 3 -.
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Disconnect crankcase ventilation hose - 4 - at intake pipe.
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If installed, disconnect vacuum line at area designated with - arrow -.
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Remove electrical harness connectors - 1 to 4 - toward front from brackets on intake pipe.
‹› The electrical connections must not be separated.