A8 Quattro Sedan V8-4.2L (BVJ) (2008)
Valve Cover: Service and Repair
Right Cylinder Head Cover
Right Cylinder Head Cover
Special tools, testers and auxiliary items required
‹› Ignition Coil Puller (T40039)
Removing
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Free up fuel line and line to EVAP canister on air guide pipe.
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Disconnect electrical harness connector - 1 - at Mass Air Flow (MAF) Sensor (G70).
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Remove vacuum line - 4 - to air guide hose from suction jet pump.
CAUTION!
Risk of violating emissions legislation.
‹› Do not open hose connection - 3 -!
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Lay aside air guide hose with connected crankcase ventilation hose - 3 - by loosening hose clamps - 2 and 5 -.
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Disconnect air duct - 1 - from upper section of air filter housing.
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Remove bolts - arrows - and remove upper section of air filter housing.