The oil pressure sensing unit is right above the oil filter on the front of the 4.7L 2001 Grand Cherokee.
No such part.
above the filter
It will bolt in. The head on the 2001 does not have the same hole location for the temperature sensor. Also both manifolds are different.
Are you referring to the (oil pressure sensor) or the (oil pressure regulator)?
Yes. That is most likely a sensor malfunction and will do no harm. Zero pressure is when you worry.
Where is it located on the engine
Passengers side of the engine, right above the oil filter.
Screwed into the engine block very near the oil filter.
The 2001 Jeep Cherokee has overhead valves (OHV).
The 2001 Jeep Cherokee is a gas-powered vehicle.
A 2001 Jeep Cherokee was not built with a cabin filter.
at the top of oil filter housing.