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Fuel Pressure - Trucks

WARNING: This page does not describe the selected car, but rather 30 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
2005 FUEL PRESSURE SPECIFICATIONS - TRUCKS

Engine KOER psi (kg/cm2 ) KOEO psi (kg/cm2 )
Aviator 25-65 (1.8-4.6) 25-65 (1.8-4.6)
Econoline
Diesel (6.0L) 45-55 (3.2-3.9) (1) 0-55 (0-3.9) (1)
Gasoline (6.8L) 55-65 (3.2-4.6) (1) 40-50 (2.1-4.2) (1)
Gasoline (All Others) 28-45 (2.0-3.2) 35-45 (2.4-3.2)
Natural Gas Vehicle (2) 80-120 (5.6-8.4)
Excursion & Pickup
Diesel (6.0L) 45-55 (3.2-3.9) (1) 0-55 (0-3.9) (1)
Gasoline 28-45 (2.0-3.2) 35-45 (2.4-3.2)
Natural Gas Vehicle (2) 80-120 (5.6-8.4)
Escape, Escape Hybrid & Mariner 39 (2.7) 39 (2.7)
Expedition & Navigator 28-45 (1.9-3.1) 35-45 (2.4-3.2)
Explorer & Mountaineer 30-40 (2.1-2.8) 30-40 (2.1-2.8)
Explorer Sport Trac 60-65 (4.2-4.6) 60-65 (4.2-4.6)
Freestar & Monterey (2) 35-70 (2.4-4.8)
Freestyle 40 (2.8) (3), (4) 40 (2.8) (3), (4)
Ranger 60-65 (4.2-4.6) 60-65 (4.2-4.6)
(1) Operating fuel line primary pump pressure.
(2) Information is not available from manufacturer.
(3) With a manual gauge, the fuel pressure will be lower.
(4) Based on 60°C (140°F) fuel rail temperature, at fuel rail temperatures above 60°C (140°F), for example hot starts, the fuel rail pressure increases based on temperature up to 448 kPa (65 psi).