Good afternoon I need help with a cross 1.8 cc has 200000ktm the vehicle suffered an overheating and it ssalio a noise in the area of the Motot Mint in Middle Side The vehicle comes out a noise on the top of the engine and the oil witness is turned on at 2000 rpm The oil witness goes out and the ruiido disappears. I changed the oil pump and the fault perceived. What else can I do