Fuel Pressure

Fuel pressure should be 44.2-54.2 psi (3.1-3.8 kg/cm² ). For fuel pump performance specifications, see FUEL PUMP PERFORMANCE .

FUEL PUMP PERFORMANCE ⁽¹⁾

Application

Pressure - psi (kg/cm² )

⁽²⁾ Min. Vol. In 7 Sec.

Grand Cherokee

44.2-54.2 (3.1-3.8)

.5 Pt. (.25L)

⁽¹⁾	Fuel pressure is measured with engine idling.

⁽²⁾	DO NOT operate fuel pump longer than 7 seconds when checking pump volume. Fuel pump module reservoir may run empty.