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Fuel Pump Relay

NOTE: Fuel pump relay may also be referred to as PGM-FI main relay.
  1. Remove fuel pump main relay, located under left side of dash. Connect battery voltage to relay terminal No. 4. Connect terminal No. 8 to ground. See Fig 1.
  2. Test for continuity between relay terminals No. 5 and 7. If continuity exists, go to next step. If continuity does not exist, replace relay.
  3. Connect battery voltage to relay terminal No. 6. Connect terminal No. 2 to ground. Test for continuity between relay terminals No. 1 and 3. If continuity exists, go to next step. If continuity does not exist, replace relay.
  4. Connect battery voltage to relay terminal No. 3. Connect terminal No. 8 to ground. Test for continuity between relay terminals No. 5 and 7. Continuity should exist. If continuity does not exist, replace relay.
    Fig 1: Identifying Fuel Pump Relay Terminals
    G96B01359Courtesy of AMERICAN HONDA MOTOR CO., INC.
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