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4-Cylinder Regulated Fuel Pressure

4-CYLINDER REGULATED FUEL PRESSURE

Application At Idle W/Vacuum psi (kg/cm2 ) At Idle W/O Vacuum psi (kg/cm2 )
Camry
CNG Models (1) (1)
Gasoline Models (2) (2)
Camry Solara, Celica, Corolla, ECHO & RAV4 (2) (2)
Tacoma & 4Runner 31-37 (2.2-2.6) 38-44 (2.7-3.1)
(1) Fuel pressure specification was not available from manufacturer.
(2) Fuel pressure should be 44-50 psi (3.1-3.5 kg/cm2 ) with engine idling. Fuel pressure regulator is not vacuum controlled, as fuel pressure regulator is mounted on electric fuel pump in the fuel tank.
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