Fuel Pump: Testing and Inspection

PROCEDURE:

1. Relieve fuel system pressure before fuel feed line disconnection. Refer to Fuel Pressure Release Procedure.
2. Disconnect the fuel feed line at the engine, and connect a hose from the feed line to a suitable unbreakable container.
3. Apply battery voltage to the fuel pump test (prime) connector.
4. The fuel pump should supply 1/2 pint or more of fuel in 15 seconds.
5. If flow is below minimum, check for fuel restrictions.
6. For further diagnosis of the electric fuel pump, refer to Computers and Control Systems. Testing and Inspection