Fuel Pressure Regulator

MPI Fuel System Pressure
(with vacuum applied to regulator) 21 kPa (31 psi)

MPI Fuel System Pressure
(without vacuum to pressure regulator) 269-276 kPa (39-41 psi)

MPI Fuel System Pressure Drop
(fuel pump not engaged) Up to 138 kPa (20 psi)