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Fuel Pressure - Cars

2005 FUEL PRESSURE SPECIFICATIONS - CARS

Engine KOER psi (kg/cm2 ) KOEO psi (kg/cm2 )
Crown Victoria
Gasoline 25-40 (1.8-2.8) 20-60 (1.4-4.2)
Natural Gas Vehicle (1) 80-120 (5.6-8.4)
Five Hundred & Montego 40 (2.8) (3),(4) 40 (2.8) (3),(4)
Focus (1) 35-70 (2.5-4.9)
Grand Marquis & Town Car 25-40 (1.8-2.8) 20-60 (1.4-4.2)
LS 30-55 (2.1-3.9) 30-55 (2.1-3.9)
Mustang 27-37 (1.9-2.6) 35-70 (2.4-4.9)
Sable & Taurus 26-45 (1.8-3.1) (2) 30-55 (2.1-3.9) (2)
Thunderbird 30-55 (2.1-3.9) 30-55 (2.1-3.9)
(1) Information is not available from manufacturer.
(2) With manual gauge, scan tool will be 7-10 psi higher.
(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).