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Home >> Audi >> 2011 >> S5 4.2, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Cylinder Head, VALVETRAIN [CAUA] (Coupe) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Cylinder Head Cover, Removing And Installing >> Right Cylinder Head Cover, Removing And Installing >> Removing

Right Cylinder Head Cover, Removing And Installing: Removing

-- Remove the air duct -arrows-.

Fig 1: Identifying Air Duct
GWWA10-10846Courtesy of AUDI OF AMERICA, LLC

-- Free up the fuel line and the line to the EVAP canister on the air duct pipe.

-- Disconnect the connector -1- from the Mass Airflow Sensor -G70-.

-- Disconnect the vacuum line -3- from the air guide pipe.

Fig 2: Disconnecting Connector On Mass Airflow (MAF) Sensor
GWWA10-10847Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Risk Of Violating Emissions Legislation On USA Vehicles.

  • Do not open hose connection -2- !

-- Lay Aside Air Guide Pipe With Connected Crankcase Ventilation Hose -2- By Loosening Hose Clamp -4- And Opening Clips -Arrows-.

Fig 3: Identifying Secondary Air System Components
GWWA10-10625Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the vacuum line -1-.

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

-- Remove hose -3- from the secondary air system.

-- Remove the bolts -3 and 6- on the cylinder head cover.

-- Disconnect the connectors -1, 2, 4, 5, 7 and 8-.

Fig 4: Removing Bolts On Right Cylinder Head & Disconnecting Electrical Connectors
GWWA15-10356Courtesy of AUDI OF AMERICA, LLC

-- Remove all the ignition coils in direction of -arrow- using the :T40039  .

Fig 5: Identifying Ignition Coil Puller T40039 Removing Ignition Coils
GWWA28-0074Courtesy of AUDI OF AMERICA, LLC

-- Remove the right cylinder head cover bolts in the sequence -16 to 1-.

Fig 6: Identifying Right Cylinder Head Cover Bolts Removal Sequence
GWWA15-10233Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts and remove the right cylinder head cover.