This is done from a drain valve with the aid of a separate drain hose.Position a receptacle beneath the oil cooler drain point (accessible through a hole in the floor panel).Connect the drain hose 7 to the oil cooler quick-release coupling BLead the hose through the hole in the floor panel and into the receptacle, securing it in place.Slowly open the shut-off valve 5 and catch the draining cooling oil.Close the shut-off valve and remove the drain hose.