S6 Quattro Sedan V10-5.2L (BXA) (2007)
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Remove left air duct hose - arrows -.
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Remove vacuum hoses - 1 - and - 2 -.
CAUTION!
Crankcase ventilation vacuum hose - 1 - must not be removed. Instead, lay air guide pipe aside with vacuum hose connected.
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Remove right air guide hose - arrows -.
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Disconnect electrical harness connector - 1 - from Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80).