Left Turbocharger:

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -arrow-.

-- Remove the bolts -1 and 3- and then remove the hose lines.

-- Loosen the hose clamps -2- to remove the oil return hose.

-- Remove the nuts in a -8 to 1- sequence and then remove the turbocharger.

Courtesy of AUDI OF AMERICA, LLC