Special tools and equipment: Draining

NOTE: Catch drained-off coolant in a clean container for re-use or disposal.

WARNING: Steam or hot coolant can escape when opening coolant expansion tank cap. Cover cap with a cloth, and open carefully.

Open cap on coolant expansion tank.
Remove both front wheels.
Loosen mounting parts -1- to -4- and remove noise insulation.

Fig 1: Removing Noise Insulation

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Courtesy of AUDI OF AMERICA, INC.

Remove front bumper:
See FRONT BUMPER (AUDI RS6) .
Expose wiring harness at top on air guide.
Remove air cowl -1- in front of left charge air cooler.
Place drip tray V.A.G 1306 below engine.

Fig 2: Removing Air Cowl In Front Of Left Charge Air Cooler

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Courtesy of AUDI OF AMERICA, INC.

Turn drain screw (arrow) on radiator counter-clockwise, if necessary install drain hose to connection.

Fig 3: Identifying Coolant Drain Screw In Radiator

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Courtesy of AUDI OF AMERICA, INC.

Disconnect coolant hose -2- and drain the coolant.
NOTE: Disregard -item 1-.

Fig 4: Disconnecting Coolant Hose And Drain The Coolant

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Courtesy of AUDI OF AMERICA, INC.

Open drain screws (arrows) and drain remaining coolant at engine.

Fig 5: Locating Coolant Drain Screws In Engine

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Courtesy of AUDI OF AMERICA, INC.