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Home >> Jaguar >> 1996 >> XJ-S Convertible (XJ27) L6-4.0L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Tune-up and Engine Performance Checks >> Fuel Pressure >> Specifications

Fuel Pressure: Specifications

FUEL PRESSURE

Note: Engine at idle speed

Vacuum Connected 34 - 38 psi
Vacuume Disconnected 42 - 45 psi
Maximum allowable pressure drop first minute 10 psi

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