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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 512 (3.2L - Cylinder Head & VALVETRAIN - Engine Code: CALA (Sedan)) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Right Cylinder Head Cover, Removing And Installing >> Removing

Right Cylinder Head Cover, Removing And Installing: Removing

WARNING: This page is about a different car, the 2009 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Engine Cover
GWWA10-10940Courtesy of AUDI OF AMERICA, LLC

-- Remove the engine covers -arrows-.

-- Remove the air duct -arrows-.

Fig 2: Identifying Air Duct
GWWA10-10846Courtesy of AUDI OF AMERICA, LLC

-- Free up the fuel line -1- and the wire -2- to the EVAP canister at the air guide pipe.

Fig 3: Free Up Fuel Hose
GWWA10-10933Courtesy of AUDI OF AMERICA, LLC

-- Remove the vacuum hose -3- from the connection on the air guide pipe.

-- Remove the air guide pipe by loosening the hose clamp -4- and opening the clips -arrows-.

-- Disconnect the vacuum line -1-.

Fig 4: Disconnect Vacuum Line
GWWA10-10821Courtesy of AUDI OF AMERICA, LLC

-- Remove the air filter housing and, if applicable, disconnect the electrical connector -2- on the rear side at the Intake Air Switch-Over Valve -N335-.

-- Remove the bolts -arrows- on the right cylinder head and disconnect the electrical connectors to the ignition coils.

Fig 5: Identifying Bolts On Right Cylinder Head
GWWA24-10517Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -5- on the Camshaft Position Sensor 3 -G300-.

Fig 6: Disconnect Electrical Connector On Camshaft Position
GWWA15-10523Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -items 2, 3, and 4-.

-- Press the connector release catches and disconnect the connector -1- on the Camshaft Adjustment Valve 1 -N205- and Exhaust Camshaft Adjustment Valve 1 -N318-.

NOTE:

The connecting bracket -3- on the camshaft adjustment valve connectors -1- and -2- prevents them from being exchanged and must not be removed from them.

Fig 7: Identifying Connecting Bracket -3- On Camshaft Adjustment Valve Connectors -1- And -2-
GWWA15-10524Courtesy of AUDI OF AMERICA, LLC

-- Press the electrical wiring harness to the side.

-- Remove the ignition coils using the Puller - Ignition Coil T40039.

Fig 8: Removing Ignition Coils Using Ignition Coil Puller T40039
GWWA28-0074Courtesy of AUDI OF AMERICA, LLC

Rest of world vehicles: 

Fig 9: Right Cylinder Head Cover Bolt Tightening Sequence
GWWA15-10391Courtesy of AUDI OF AMERICA, LLC

-- Remove the crankcase ventilation hose -arrow- by pressing the release buttons.

-- Remove the bolts in a -12 to 1- sequence and remove the right cylinder head.

USA vehicles: 

CAUTION:

Risk of violating emissions legislation on USA vehicles.

  • Do not open the hose connection -arrow-.

-- Remove the bolts in the following sequence -12 through 1- and lay the right cylinder head aside with the crankcase ventilation hose -arrow- connected.