Coolant Mixture Ratio
WARNING: This page is about a different car, the 2024 Audi S6 and 2024 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
There is a risk of corrosion damage from an unsuitable mixture of water and coolant additive.
- For optimal corrosion protection distilled water must be used.
- Coolant (40%) and distilled water (60%) for freeze protection -25 °C (-13 °F)
- Coolant (50%) and distilled water (50%) for freeze protection -36 °C (-32.8 °F)
- Refer to the Parts Information for the correct coolant.