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Home >> Audi >> 2023 >> S8 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Cylinder Head, VALVETRAIN Servicing 8-Cylinder 4.0L 4V TFSI Engine Ea825 >> 15 Cylinder Head, VALVETRAIN >> Cylinder Head >> Camshaft Housing, Removing And Installing >> Cylinder Bank 2 (Left) Camshaft Housing, Removing And Installing >> Removing

Cylinder Bank 2 (Left) Camshaft Housing, Removing And Installing: Removing

Depending on the model, preliminary work may be required. Refer to appropriate service information .

-- Remove the camshaft timing chain from the camshafts. Refer to CAMSHAFT TIMING CHAIN, REMOVING FROM CAMSHAFTS .

-- Remove the oil separator on cylinder bank 2 (left). Refer to OIL SEPARATOR, REMOVING AND INSTALLING .

-- Remove the fuel injectors. Refer to FUEL INJECTORS, REMOVING AND INSTALLING .

-- Remove the left high pressure pump. Refer to HIGH PRESSURE PUMP, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- and move the bracket -1- to the side.

GWWA15-12235Courtesy of AUDI OF AMERICA, LLC

-- Remove the noise insulation lower section -2-.

-- Remove the bolts -arrows- for the heat shield -1-.

GWWA15-12233Courtesy of AUDI OF AMERICA, LLC

-- Loosen and remove the camshaft housing bolts in the sequence -24 to 1-.

Fig 1: Cylinder Bank 2 (Left) Camshaft Housing - Tightening Specification and Sequence
GWWA15-12514Courtesy of AUDI OF AMERICA, LLC

-- Carefully loosen the camshaft housing -2- with a screwdriver -1- from the bonding and remove.

GWWA15-12234Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Risk of destroying the engine by small parts inadvertently entering with the camshaft housing removed.

- Cover the cylinder head with a clean cloth.