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Home >> Audi >> 2021 >> S6 Premium Plus >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Turbocharger, Supercharger [CWGD,DECA,CZSE,DLZA,DKMB,CZSA,DCBD,DCBE] >> 21 Turbocharger, Supercharger >> Turbocharger >> Turbocharger, Removing And Installing >> Turbocharger, Removing And Installing, 3.0L Engine >> Installing

Turbocharger, Removing And Installing, 3.0L Engine: Installing

Install in reverse order of removal and note the following:

If the Turbocharger was Replaced

GWWA21-11234Courtesy of AUDI OF AMERICA, LLC

-- Assemble the new coupling -1- with a new screw-type clamp -2- on the turbocharger -3- as shown.

-- Tighten the screw-type clamp -2- until the turbocharger can be moved on the turbocharger.

Continuation for All

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-- Bring the oil return line -1- in the installation position and secure using the clip -arrow-.

-- Bring the turbocharger into the installation position and at the same time guide the oil return line to the cylinder block.

-- Tighten the stud bolts and nuts -arrows-.

GWWA21-11223Courtesy of AUDI OF AMERICA, LLC

-- Install the stud bolts -arrows- and tighten them.

GWWA15-12057Courtesy of AUDI OF AMERICA, LLC

-- Tighten the nuts -3-.

If the Turbocharger was Replaced

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-- Tighten the screw-type clamp at the same time push the coupling by hand in the direction of the -arrow-.

-- When tightening pay attention that the flange contour of the coupling -1- is positioned flush to the contour on the turbocharger turbine housing.

GWWA21-11142Courtesy of AUDI OF AMERICA, LLC
NOTE:

Controlling the correct installation -arrow- of the coupling -1- is possible from above via the visible area on the screw-type clamp.

Further installation is the reverse order of removal.

-- Install the upper air duct pipe. Refer to AIR DUCT PIPE, REMOVING AND INSTALLING .

There may be additional procedures depending on the model. Refer to TURBOCHARGER, REMOVING AND INSTALLING .

-- Fill the coolant. Refer to COOLANT, DRAINING AND FILLING .

-- Tighten the nuts -item  15 and -item  20. This step is necessary to compensate for the shrinkage of the turbocharger compound.

-- Install the catalytic converter or catalytic converter with particulate filter. Refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .

-- Check the oil level. Refer to ENGINE OIL .

-- Install the heat shield and engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

After installing the turbocharger, let the engine idle for approximately one minute without increasing the engine speed. This ensures adequate oil supply to the turbocharger.