Pump was changed as it was leaking at the shaft, replaced with Mercruiser part. New sensor is aftermarket, sensor on starboard pump is original. Yes I'm looking at H2O and not oil pressure. What should pressure be reading? Screen reads "OK" at PSI that I'm getting.
A few weeks back I started getting an alarm at the helm, checked the Smartcraft screen and it called out low pressure on my port sea water pump. Changed out the sensor and two weeks later I'm getting the same alarm. I checked the pump pressure on the screen and it reads 37.5 PSI at Idle and 45...