Right cylinder head cover, removing and installing: Removing

WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Removing Rear Engine Cover

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Remove rear engine cover (arrows).

Fig 2: Removing Cover In Engine Compartment (Right Side)

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Remove cover -1- in engine compartment (right side).

Fig 3: Evaporative Emission Canister Purge Regulator Valve N80 And Air Duct

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Remove bolts (arrows).
Detach Evaporative Emission (EVAP) canister purge regulator valve -N80- -1- at air guide.
Remove air guide -2-.

Fig 4: Removing Air Filter Housing

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Remove air filter housing (arrows).
Disconnect electrical harness connector -1- at Mass Air Flow (MAF) sensor.
Remove air guide hose -2- together with Mass Air Flow (MAF) sensor.

Fig 5: Identifying Bolts, Hose From Line Of Secondary Air Injection

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Remove bolts -1- and -3-.
Disconnect hose -4- from line of secondary air injection.
Pull out guide tube for oil dipstick -2- from the oil pan (upper part) toward top and swing it forward for removal.

Fig 6: Unbolting Toothed Belt Guard At Front Right From Cylinder Head Cover

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Unbolt toothed belt guard at front right from cylinder head cover (arrows).

Fig 7: Removing Bolts At Right Cylinder Head Cover & Disconnecting Electrical Harness Connectors

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Remove bolts -5- and -6-.
Disconnect electrical harness connectors -1- to -4-.
Remove ignition coils (arrows).

Fig 8: Right Cylinder Head Cover Loosening Sequence (12 To 1)

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Remove hose of crankshaft housing ventilation (arrow).
Unscrew bolts for right cylinder head cover in the sequence -12- to -1-.
Remove cylinder head cover.