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Specifications
Fuel Pressure: Specifications
FUEL PUMP PERFORMANCE
Application
Pressure psi (kg/cm
2
)
4.7L V8
(1)
(2)
38-44 (2.7-3.1)
(1)
Check fuel pressure with engine off and using Toyota hand-held tester connected to data link connector No. 3 with ignition on to activate fuel pump or by connecting battery voltage to terminals on electric fuel pump.
(2)
Make sure fuel pressure remains at 21 psi (1.5 kg/cm
2
) or more for 5 minutes after initial pressure check.