Cooling system, draining and filling: Notes

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.

NOTE:

To prevent frost and corrosion damage and to raise the boiling point of the coolant, the specified coolant additive must be used in the cooling system at all times of the year.
Recommended mixture ratio: 50:50
Capacity of cooling system: approx. 9.0 litres (approx. 3.5 gal)
Do not use any other coolant than "G12"

CAUTION:

Only use coolant "G12" according to TL VW774D, color red.
NEVER mix "G12" with other coolants.
If the fluid in the expansion tank is brown, "G12" was mixed with another coolant. In this case drain cooling system immediately. Fill system with clean water and run engine for 2 minutes, then fill with fresh "G12" coolant mixture.

COOLANT ADDITIVE SPECIFICATION

Identifying coolant additive

Color

-G11-

green

-G12-

red

Different additives mixed

brown⁽¹⁾

⁽¹⁾	Change coolant immediately.