i just complete my swap from a 99 v6 to a 99 cobra complete, engine, tranny, irs, harness, ecu, gauge cluster. but i start the engine and everything works fine, just the mph gauge and the oil preassure arent working? does anyone know what could it be, or have any harness diagrams to check them out maybe they are plug somewhere else, or somehting, please help me out!!!!!!! thanks.