Pump Motor Relay
Check continuity between pump motor relay terminals No. 1 and 3. See Fig 1 . Continuity should exist. Check continuity between pump motor relay terminals No. 4 and 5. Continuity should not exist. Apply battery voltage across pump motor relay terminals No. 1 and 3 and check continuity between pump motor relay terminals No. 4 and 5. Continuity should exist. If continuity is not as indicated, replace pump motor relay.