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Home >> Audi >> 2021 >> TT Quattro Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 38 (Cylinder Head, VALVETRAIN (Servicing - 5-Cylinder 2.5L TFSI Engine (Ea 855 EVO) [Coupe]) >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Camshaft Housing, Removing And Installing >> Installing

Camshaft Housing, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

Install in reverse order of removal and note the following:

CAUTION:

Risk of contaminating the lubricating system and the bearing.

  • Cover open engine components.
Fig 2: Cleaning Sealing Surfaces
GWWA17-10940Courtesy of AUDI OF AMERICA, LLC
WARNING:

Risk of eye injury.

  • Wear protective eyewear!

-- Remove the sealant residue on the cylinder head and the camshaft housing -1-, using for example a rotating plastic brush.

-- Clean the sealing surfaces and grooves in the sealing surfaces of oil and grease.

-- Cut the tube nozzle at the front marking (nozzle diameter: about 2 mm).

GWWA15-12036Courtesy of AUDI OF AMERICA, LLC
CAUTION:

The lubrication system could be plugged with excess sealant.

  • Do not apply sealant beads thicker than indicated.

-- Apply a light and even sealant bead as shown in the clean grove of the camshaft housing.

GWWA15-12031Courtesy of AUDI OF AMERICA, LLC

-- Lay the camshaft housing on the cylinder head.

-- Install and tighten the camshaft housing bolts.

Further installation is performed in reverse order of removal, while noting the following:

-- Install the camshaft timing chain. Refer to CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .

-- Install the crankcase ventilation module. Refer to CRANKCASE VENTILATION MODULE, REMOVING AND INSTALLING .

-- Install the ignition coils. Refer to IGNITION COILS WITH POWER OUTPUT STAGES, REMOVING AND INSTALLING .

Additional procedures depending on the model. Refer to the appropriate service information .

After removing or replacing the camshaft housing the adaptation values for the chain length must be adapted again.

-- Connect the Vehicle Diagnostic Tester.

-- Select Diagnostic  operating mode and Start diagnostics  .

-- Select the Select individual test  tab and select the following tree structure consecutively: