Cooler, Oil: Operation: Operation
WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
Oil flows from the oil pump, through the oil filter housing and into the oil cooler (2). After the oil is cooled it travels back to the oil filter housing (4) where it is filtered and returned to the oil pump housing and the main engine oil gallery.
Engine coolant from the thermostat housing flows through the oil filter housing into the oil cooler (1). The coolant exits the oil cooler (3) and is returned to the water pump inlet.