LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mercury >> 2009 >> Sable Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1726 (Fuel System Pressure Specifications) >> Fuel Systems >> Fuel Pressure - Trucks
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Fuel Pressure - Trucks

WARNING: This page does not describe the selected car, but rather 29 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
2008 FUEL PRESSURE SPECIFICATIONS - TRUCKS

Engine KOER psi (kg/cm2 ) KOEO psi (kg/cm2 )
Econoline
Diesel (6.0L) 38-51 (2.7-3.6) 0-51 (0-3.6)
Gasoline (4.6L, 5.4L ) 28-45 (2.0-3.2) 35-45 (2.4-3.2)
Gasoline (6.8L) 55-65 (3.9-4.6) (1) 40-50 (2.8-3.5) (1)
Edge & MKX 65 (4.6) (2)
Escape, Escape Hybrid, Mariner & Mariner Hybrid 39 (2.7) 39 (2.7)
Expedition & Navigator 65-71 (4.6-4.8) 62 (4.3)
Explorer & Mountaineer 30-40 (2.1-2.8) 30-40 (2.1-2.8)
Explorer Sport Trac 30-40 (2.1-2.8) 30-40 (2.1-2.8)
Mark LT & Pickup
Diesel (6.4L) 4-7 (.28-.48) 4-7 (.28-.48) (3)
Gasoline (4.2L, 4.6L, 5.4L) 28-45 (2.0-3.2) 35-45 (2.4-3.2)
Gasoline (6.8L) 28-45 (2.0-3.2) 35-45 (2.4-3.2)
Ranger 60-65 (4.2-4.6) 60-65 (4.2-4.6)
(1) Measured by the fuel rail pressure (FRP) PID using the vehicle communication module (VCM) and integrated diagnostic system (IDS) with appropriate hardware, or equivalent scan tool. Mechanical gauge fuel pressure readings may vary from scan tool readings.
(2) Information is not available from manufacturer.
(3) After 30 seconds the fuel pump will shut off and the fuel pressure will begin to bleed down to 0 kPa (0 psi).