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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1171 (Cylinder Head, VALVETRAIN [CAUA] (Coupe)) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Cylinder Head, Removing And Installing >> Right Cylinder Head, Removing >> Procedure

Right Cylinder Head, Removing: Procedure

WARNING: This page is about a different car, the 2012 Audi S5, 2011 Audi S5, 2010 Audi S5, 2009 Audi S5, and 2008 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Intake Manifold Bolts Removal/Tightening Sequence
GWWA15-10257Courtesy of AUDI OF AMERICA, LLC

-- Remove the right timing chain cover. Refer to RIGHT TIMING CHAIN COVER, REMOVING AND INSTALLING .

-- Remove the right camshaft timing chain from the camshafts. Refer to CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .

-- Remove the intake manifold. Refer to INTAKE MANIFOLD, REMOVING AND INSTALLING .

-- Remove the right cylinder head cover. Refer to RIGHT CYLINDER HEAD COVER, REMOVING AND INSTALLING .

-- Disconnect the connectors:

Fig 2: Identifying Connectors
GWWA15-10483Courtesy of AUDI OF AMERICA, LLC

2 - On the Camshaft Position Sensor 4 -G301-

3 - On the right high pressure pump

4 - On the Camshaft Adjustment Valve 1 -N205-

-- Remove the bolt -1-, free up the wiring harness and move it to the side.

-- Remove the bolts -1 and 2- and the right chain tensioner.

Fig 3: Identifying Bolts For Right Chain Tensioner And Right Camshaft Timing Chain
GWWA13-10116Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connectors -arrows- on the fuel injectors.

Fig 4: Identifying Electrical Connectors -Arrows- On Fuel Injectors
GWWA15-10484Courtesy of AUDI OF AMERICA, LLC

-- Remove the high pressure lines -1 and 2- from the connection on the fuel rail.

-- Remove high pressure line -3- from connector on fuel rail by counterholding at hex head with an open end wrench and loosening union nut.

NOTE:

Do Not Change The Bend Shape Of The High Pressure Lines.

NOTE:

The Following Illustrations Show The Left Cylinder Head Instead.

-- Remove the sealing plug -arrow-.

Fig 5: Identifying Locking Bolt
GWWA15-10229Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows-.

-- Loosen the cylinder head bolts in the sequence -1 to 10-.

-- Remove the bolts and the cylinder head carefully.

-- Lay the cylinder head on a soft surface, such as foam.

Fig 6: Cylinder Head Bolts Loosening Sequence
GWWA15-10230Courtesy of AUDI OF AMERICA, LLC