O.k I get the car back from the mechanic after engine replacement. He has since gone out of business. Didn't I pick a great mechanic Oil pressure gauge does not work. I just now got under the car to take a look. There is a wire coming from the oil pan oil pressure control valve it is cut!!! and there is no wire hooked to the oil pressure switch on the side of the motor!! Where are these things suppose to be wired to??