Cooling system, draining and filling: Draining

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: The cooling system is pressurized when the engine is warm. When opening the expansion tank, wear gloves and other appropriate protection, cover the cap with a rag and open carefully to relieve pressure slowly.

Remove noise insulation.

Fig 1: Removing Noise Insulation
Courtesy of AUDI OF AMERICA, INC.
Remove grille on left side of bumper.
Install hose -1- to hose connection.

Fig 2: Installing Hose To Hose Connection
Courtesy of AUDI OF AMERICA, INC.
Place drip tray VAG 1306 under engine.
Drain coolant from radiator (bottom left) - arrow-.

CAUTION: Always dispose of old coolant properly.

Open drain plugs -arrows- and drain coolant.

Fig 3: Identifying Coolant Drain Plugs
Courtesy of AUDI OF AMERICA, INC.