Fuel Pump Ballast Resistor Relay: Testing and Inspection

Fuel Pump Relay II:

1. Remove Fuel Pump Relay II.





2. Use a jumper wire to connect terminal 3 of Fuel Pump Relay II and the positive terminal of the battery and use another jumper wire to connect terminal 1 and the negative terminal of the battery.
3. With the jumper wire connected to and disconnected from the negative terminal of the battery, check the continuity between terminals 2 and 5 of Fuel Pump Relay II and between terminals 4 and 5, of Fuel Pump Relay II.

Jumper wire Continuity between Continuity between
terminals 2 and 5 terminals 4 and 5

Connected No continuity Continuity present
Disconnected Continuity present No continuity

4 Replace Fuel Pump Relay II if it is faulty.