4 Runner 2WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1990)
Fuel Pressure Regulator: Specifications
FUEL PRESSURE REGULATOR VACUUM:
At Idle ............................................................................................................................................................................. 17.32 in.Hg, 58.6 kPa or more
FUEL PRESSURE:
At Idle ................................................................................................................................................................................ 33 - 37 PSI (226 - 265 kPa)
At WOT ............................................................................................................................................................................. 38 - 44 PSI (265 - 304 kPa)