Fill reservoir of cooling system charge unit -VAS 6096- with at least 12 litres of premixed coolant (based on recommended ratio):
l G12+ (40 %) and water (60 %) for frost protection to -25 °C
l G12+ (50 %) and water (50 %) for frost protection to -35 °C
l G12+ (60 %) and water (40 %) for frost protection to -40 °C