R 63 AMG (251.177) V8-6.3L (156.980) (2007)
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Radiator operation position (C)
Heating element deenergized Coolant temperature > 115 °C
Heating element energized
Coolant temperature > 100 °C
Above about a 115 °C coolant temperature the two-disk thermostat is fully open independently of energization (limp-home function).
