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Infiniti
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1991
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Q45 V8-4494cc 4.5L DOHC (VH45)
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Fuel Pressure
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Specifications
Fuel Pressure: Specifications
FUEL PUMP PRESSURE
Vacuum to pressure regulator
235 kPa (34 psi)
No vacuum to pressure regulator
299.1 kPa (43.4 psi)