the hpop on a 99 7.3 is on top of motor right in front of fuel filter it should have a tag that tells part #
high pressure oil pump
check out www.powerstroke.org/forum/6-0 motor-problems/67527-high-pressure-oil-pump-04 high pressure oil pump 04 6.0 ford powerstroke diesel forum
The high oil pressure relief valve is located in the oil pump
the high pressure oil pump
What steps are needed to change a high pressure oil pump ona 03 6.0
how do you replace a fitting from a high pressure oil pump that is leaking oil in a 2001 ford F350 diesel truck?
the pressure of oil that the oil pump is pulling?
In most model years, the high pressure oil pump is located under the intake manifold. Therefore, the first step is removing the intake manifold in order to access the pump. Undo the cover bolts and remove the high pressure oil pump, remove and discard all gaskets, seals and O rings. Replace the lower O ring seal, then the high pressure oil pump and bolts. Install the main oil pressure pump O ring seal, then the discharge pipe and bolts. Tighten all bolts to factory specifications. Install a new D ring seal on the discharge pipe and a new gasket on the oil pressure pump cover. Then replace the pressure pump cover and bolts.
To determine if the high pressure oil pump on your 1999 7.3L Powerstroke is bad, look for symptoms such as hard starting, lack of power, or excessive cranking before the engine starts. Additionally, check for low oil pressure readings on the gauge and listen for unusual noises from the pump area. A common diagnostic test involves checking the high-pressure oil system's oil pressure using a gauge; if it’s significantly below manufacturer specifications, the pump may be faulty. Finally, inspect for oil leaks around the pump, which can also indicate failure.
To change the high-pressure oil pump on a 1999 7.3L engine, first disconnect the battery and drain the engine oil. Remove the necessary components, including the valve covers, turbo, and oil pan, to access the pump. Detach the high-pressure oil lines and mounting bolts from the pump, then replace it with the new pump, ensuring all gaskets and seals are replaced. Reassemble the engine components in reverse order, refill the oil, and check for leaks before starting the engine.
top front center of engine
check the oil level in the hpop.