Mercedes-Benz S-Class 2006 Owners Manual - Manual (Page 442)

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Technical data
Fuels, coolants, lubricants, etc.
Anticorrosion/antifreeze quantity
Model Approx. freeze protection
– 35°F (– 37°C) – 49°F (– 45°C)
S 350 5.55 US qt. (5.25 l) 6.1 US qt. (5.75 l)
S 430, S 430 4MATIC 6.1 US qt. (5.75 l) 6.7 US qt. (6.3 l)
S 500, S 500 4MATIC 6.1 US qt. (5.75 l) 6.7 US qt. (6.3 l)
S 600 (main cooling system) 7.9 US qt. (7.5 l) 8.7 US qt. (8.25 l)
S 600 (low temperature cooling system) 1.2 US qt. (1.1 l) 1.3 US qt. (1.2 l)
S 55 AMG 7.1 US qt. (6.75 l) 7.8 US qt. (7.4 l)
S 65 AMG (main cooling system) 7.98 US qt. (7.55 l) 8.77 US qt. (8.30 l)
S 65 AMG (low temperature cooling system) 1.53 US qt (1.45 l) 1.7 US qt (1.6 l)