FixVault
Home › Acura › 1992 › Legend Base, Standard › Repair and Diagnosis › External Pages › Different car › Section 3 (Engine Controls - Basic Testing) › Fuel System › Fuel Pressure › Fuel Pump Relay (Legend)

Fuel Pump Relay (Legend)

WARNING: This page is about a different car, the 1991 Acura Legend and 1991 Acura Integra. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Fuel pump relay is also known as PGM-FI relay.
  1. Remove fuel pump main relay located at left side of cowl. Connect battery voltage to terminal No. 4, and ground to terminal No. 8 of main relay. See Fig 1.
  2. Check continuity between relay terminals No. 5 and No. 7. If continuity exists, go to next step. If continuity does not exist, replace relay.
  3. Connect battery positive to relay terminal No. 6, and battery negative to terminal No. 2. Check continuity between relay terminals No. 1 and No. 3. If continuity exists, go to next step. If continuity does not exist, replace relay.
  4. Connect battery positive to relay terminal No. 3, and battery negative to terminal No. 8. Check continuity between relay terminals No. 5 and No. 7. If continuity exists, relay is okay. If continuity does not exist, replace relay.
    Fig 1: Identifying Fuel Pump Relay Terminals (Legend)
    G91E16281Courtesy of AMERICAN HONDA MOTOR CO., INC.
About FixVault