Ok It is enough that the pump is for monoaining, the pump does not matter whether or not it is original that the necessary pressure is sent to you, because of the water can Four black cables if I am not mistaken, also check the radiator lid, take good but the first if you can change the thermostat that is the most economical for these cases and it is very common for this type of breakdown, try and let me know I greet you, I greet you Alfredo.-