Fuel Pressure: Testing and Inspection

Fig 1 Intake Plenum Mounting Bolts:

SYSTEM PRESSURE

Key ON, engine OFF, no vacuum to pressure regulator,
pump activated by scan tool [1] 330 kPa (48 psi.)

Fuel Pump Maximum Stall Output Pressure (approximate) 135 psi (930 kPa)

[1] Follow Scan Tool manufacturer's instructions to pressurize fuel system.