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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 611 (3.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CPNB) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Cylinder Head, Removing And Installing >> Cylinder Head, Removing, Vehicles With Engine Code CGQB

Cylinder Head, Removing, Vehicles With Engine Code CGQB

WARNING: This page is about a different car, the 2016 Audi Q5, 2015 Audi Q5, and 2014 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required 

Procedure 

-- Drain the coolant, refer to COOLANT, DRAINING AND FILLING .

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

-- Remove the camshafts, refer to CAMSHAFT, REMOVING AND INSTALLING .

Left cylinder head: 

Fig 2: Driveshaft Cover -1-
GWWA10-10179Courtesy of AUDI OF AMERICA, LLC

-- Remove the left front wheel.

-- Remove the left driveshaft cover -1- in the wheel housing.

-- Remove the bolt -arrow-.

Fig 3: Identifying Left Driveshaft Cover And Bolt
GWWA15-11215Courtesy of AUDI OF AMERICA, LLC

-- Remove the union nut -left arrow- and then remove the high pressure line -1-.

Fig 4: High Pressure Line And Union Nut
GWWA23-10548Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -right arrow-.

-- Loosen the clamp -1- and remove the coolant hose.

Fig 5: Identifying Clamp
GWWA19-11136Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -item 2-.

-- Remove the bolts -3 and 4- and the Union nut -2-.

Fig 6: Identifying Bolts And Union Nut
GWWA21-10672Courtesy of AUDI OF AMERICA, LLC

-- Remove the coolant line from the cylinder block, and slide it slightly forward.

NOTE:

Ignore -item 1-.

-- Loosen the clamp -arrow- and remove it.

Fig 7: Identifying Clamp
GWWA26-11168Courtesy of AUDI OF AMERICA, LLC

Right cylinder head: 

Fig 8: High Pressure Line And Union Nut
GWWA23-10549Courtesy of AUDI OF AMERICA, LLC

-- Remove the front coolant pipe, refer to FRONT COOLANT PIPE, REMOVING AND INSTALLING .

-- Remove the upper coolant pipe, refer to UPPER COOLANT PIPES, REMOVING AND INSTALLING .

-- Remove the union nut -right arrow- and then remove the high pressure line -1-.

NOTE:

Ignore -left arrow-.

-- Loosen the clamp -arrow- and remove it.

Fig 9: Identifying Clamp
GWWA26-11169Courtesy of AUDI OF AMERICA, LLC

-- Remove bolt -2-, Remove the intermediate pipe from the right air duct pipe.

Fig 10: Identifying Intermediate Pipe Bolt
GWWA21-10653Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -item 1-.

-- Remove nut -1-, remove the bracket -2- for the right air duct pipe.

Fig 11: Identifying Nut And Bracket
GWWA21-10673Courtesy of AUDI OF AMERICA, LLC

-- Remove the right air duct pipe toward the rear.

-- Remove the banjo bolt -arrow-.

Fig 12: Identifying Banjo Bolt
GWWA15-10989Courtesy of AUDI OF AMERICA, LLC

-- Remove the guide pins for the glide track -1- and for the tensioning rail -2-.

Fig 13: Locating Guide Pins For Glide Track And Tensioning Rail
GWWA15-11050Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore Chain Tensioner Mounting Bracket T40246.

Continued for both sides; 

-- Loosen the cylinder head bolts in the sequence -1 to 8-.

Fig 14: Cylinder Head Bolts Loosening Sequence
GWWA15-10990Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts and the cylinder head carefully.

CAUTION:

Danger of damaging the glow plugs when removing the cylinder head.

  • do not lay the removed cylinder head on the sealing surface with the glow plugs installed otherwise the glow plugs will protrude slightly past the sealing surface