Patent ID: 6668764
Filing Date: 2003-12-30
Classification: F01P,F02B,F02M

Abstract:
A cooling system for a diesel engine, having a coolant inlet and a coolant outlet, in a vehicle, the cooling system comprising:a coolant circuit adapted to operatively engage the coolant inlet and coolant outlet; a pump operatively engaging the coolant circuit to pump a coolant therethrough; a radiator operatively engaging the coolant circuit; an oil cooler operatively engaging the coolant circuit; a heater operatively engaging the coolant circuit; a valve having a first valve port adapted for receiving coolant from the engine, a second valve port for selectively receiving coolant from the oil cooler, a third valve port for selectively routing coolant to the radiator, and a fourth valve port for selectively routing coolant to the heater, and with the valve being controllable to selectively control the routing of the coolant through the valve ports; and a control module electrically coupled to the valve for electronically controlling the valve to thereby control the routing of the coolant through the valve ports.