Operation CHARM
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Ford Truck
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1998
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Explorer 4WD V6-245 4.0L VIN X SFI
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Fuel Pressure
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Specifications
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Pressure
Pressure
FUEL PRESSURE
Key On, Engine Off
(KOEO)
30-45 psi
Key On, Engine Running
(KOER)
27-42 psi
FUEL PRESSURE
LEAKDOWN
KOEO
Pressure within 5 psi of high for 1 minute after turning power off