H - Fuel Pressure Specification Table

Sequential Fuel Injection (SFI)
Key on engine running 210-310 kPa (30-45 psi)
Key on engine off 240-310 kPa (35-45 psi)

Multiport Fuel Injection (MFI)
Key on engine running 310-415 kPa (45-60 psi)
Key on engine off 345-415 kPa (50-60 psi)

NOTE: Maximum fuel pressure is obtained at Wide Open Throttle (WOT) or with the vacuum hose removed from the fuel pressure regulator.