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Home >> Audi >> 2016 >> S4 Premium Plus, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1290 (Cylinder Head, VALVETRAIN [CATA]) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Cylinder Head, Removing And Installing >> Removing

Cylinder Head, Removing And Installing: Removing

WARNING: This page is about a different car, the 2014 Volkswagen Touareg, 2013 Volkswagen Touareg, 2012 Volkswagen Touareg, and 2011 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

-- Drain the coolant. Refer to COOLANT, DRAINING .

Left Cylinder Head:

-- Remove the high pressure pump toothed belt. Refer to HIGH PRESSURE PUMP TOOTHED BELT, REMOVING AND INSTALLING .

-- Remove the high pressure pump toothed belt with the Puller - Pulley:T40064  .

Fig 1: High Pressure Pump Toothed Belt Sprocket, Removing
GWWA13-10032Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Using the Wrench - Pin Type:3036  , loosen the central bolt -1- on the toothed belt drive sprocket approximately two turns.

Fig 2: Identifying Toothed Belt Drive Gear Bolt
GWWA13-10031Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the toothed belt drive gear with the Puller - Toothed Belt Pulley:T10320  .

Fig 3: Identifying Toothed Belt Drive Gear, Removal
GWWA13-10327Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the toothed belt drive sprocket with the toothed belt.

-- Remove the bolts -arrows- and the rear toothed belt guard.

Fig 4: Identifying Bolts -Arrows- And Rear Toothed Belt Guard
GWWA13-10035Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the fuel supply line -2- and fuel return line -1- from the high pressure pump and lay it aside.

Fig 5: Identifying Fuel Supply Line Banjo Bolt -2- And Fuel Return Line Banjo Bolt -1-
GWWA23-10126Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Continued for Both Sides:

-- Remove the intake manifold upper section. Refer to INTAKE MANIFOLD UPPER SECTION, REMOVING AND INSTALLING .

-- Remove the left or right intake manifold lower section. Refer to INTAKE MANIFOLD LOWER SECTIONS, REMOVING AND INSTALLING .

-- Remove the affected camshaft timing chain from the camshafts. Refer to CAMSHAFTS, REMOVING AND INSTALLING .

-- Remove the banjo bolt -item 8-  OVERVIEW - CYLINDER HEAD List Item:Banjo Bolt and the coolant ventilation line.

-- Remove the connecting pipe. Refer to LEFT INTERMEDIATE PIPE, REMOVING AND INSTALLING for the left and. Refer to RIGHT INTERMEDIATE PIPE, REMOVING AND INSTALLING for the right.

-- Install the left or right cylinder head cover. Refer to CYLINDER HEAD COVER, REMOVING AND INSTALLING .

Right Cylinder Head: 

Fig 6: Identifying Right Coolant Pipe Bolt -Arrow- From Cylinder Head
GWWA19-10042Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Remove the right coolant pipe from the cylinder head -arrow-.

Continued for Both Sides:

Fig 7: Cylinder Head Bolt Loosening Sequence
GWWA15-10038Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Loosen the cylinder head bolts in the following sequence.

-- Remove bolts and carefully remove cylinder head.

CAUTION:

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 glow plug.