Fuel Pump Pressure Test: Notes
- Disconnect negative battery terminal. Using a shop rag wrapped around main fuel hose, disconnect main fuel hose from fuel line. Connect a pressure gauge to line and reconnect negative battery terminal.
- Turn ignition on and jumper across 2 terminals of fuel pump test circuit connector. See Figure . Fuel pump pressure should be 50-71 psi (3.5-5.0 kg/cm2 ).