Coolant circuit - RA20001040050X(20-0050)
WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.
- Bypass mode
The coolant flows from the cylinder head through the coolant pump to the crankcase.
- Mixed mode
The coolant flows partly through the radiator and partly through the coolant pump to the crankcase.
- Cooling mode
The coolant flows through the radiator and the coolant pump to the crankcase.