At the firewall, just behind the engine block, set down a few inches, underneath a large wiring bundle.
It's mounted on the back of the alternator
I don't know if it's the same on your 1997 Ranger , but on my 1995 Explorer 4.0 L OHV engine , the fuel pressure regulator is on top of the engine about 2 inches to the right of the oil fill cap ( when looking from the front )
If it is a 4.0 the regulator is mounted right front on the engine, obviously on the fuel rail
Along the fuel rail; after the fuel injectors.
Does not have a regulator. There is a sensor on the driver side fuel rail under the upper intake manifold
On a 1992 Ford Explorer : The voltage regulator is mounted on the back of the alternator
where is located the fuel injector presssure regulator on a 1999 ford explorer 5.0 liter engine?
where is the fuel pressure regulator 2006 ford f350
Looking from the front , I believe the fuel pressure regulator on your 4.0 L OHV engine is about 2 inches to the right of your oil fill cap on top of the engine
It is item 24 on the diagram
where does the oil pressure regulator on a ford f350 diesel truck
because it's a 1997 ford explorer