on the passenger side of the engine there is a 5 inch or so black plastic unit near the bottom. All you have to do is unplug the sensor from the back and unscrew the unit. They run about 28 bucks at autozone.
Remove the oil pressure sending unit retaining ring. Remove the wiring harness from the sending unit. Poll the sending unit out of the engine.
The 1994 Ford F3 50 pickup truck 7.3 liter engine oil pressure sending unit can be found on the left-hand side of the engine. The oil pressure sending unit will be near the front of the engine.
The question should read 1989 Ford F250 7.4 liter engine...Location of Oil Pressure sending unit...
The oil sending unit on the 2.4 liter is behind the power steering on the driver side and just above the water outlet
The 2004 Wrangler 6 cylinder is a 4.0 liter.
The oil sending unit on a 5.4 liter Ford is located along the side of the engine. It constantly monitors the flow rate and pressure of the oil.
It is part of the fuel pump module in the tank.
It is back by the Distributor, but to the right of it.
It is right behind the distributor.
left front of engine
The oil pressure sending unit, on a Chevrolet 4.3 liter V-6 engine, is located on the left side of the engine, just above the oil pan. The sensor is near the front of the engine.
The 6 cylinder engine in a 2004 Wrangler X is a 4.0 liter.