Fuel Gauge Sending Unit Test/Replacement

Special Tools Required 

1. Fuel sender wrench 07XAA-001010A

1. Turn the ignition switch OFF.
2. Remove the rear seats and carpet.
3. Remove the access panel from the floor. See Fuel Line/Quick-Connect Fitting .
4. Disconnect the fuel tank unit 5P connector.
5. Remove the fuel fill cap.
6. Relieve the fuel pressure. See Fuel Pressure Relieving .
7. Disconnect the quick-connect fittings from the fuel tank unit.
8. Using the tool, loosen the fuel tank unit locknut (A).
   Fig 1: Loosening Fuel Tank Unit Locknut

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
9. Measure the resistance between the No. 1 and No. 2 terminals with the float at E (EMPTY), 1/2 (HALF FULL), and F (FULL) positions. If you do not get the following readings, replace the fuel gauge sending unit.
   Fig 2: Measuring Resistance Between Terminals (1 Of 2)

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
   Fig 3: Measuring Resistance Between Terminals (2 Of 2)

   Courtesy of AMERICAN HONDA MOTOR CO., INC.
10. Before you install the fuel tank unit, check these items:
    • When connecting the wire harness, make sure the connection is secure and the connectors (A) are firmly locked into place.
    • Do not fold over the lower part of the suction filter (B).
    • When installing the fuel gauge sending unit (C), make sure the connection is secure and the connector is firmly locked into place. Be careful not to bend or twist it excessively.
    NOTE: Place the base gasket (D) for the fuel tank unit on the tank first, then carefully insert the fuel tank unit. If the fuel tank unit is incorrectly installed, the MIL can come on with DTC P1456.
    Fig 4: Installing Fuel Tank Unit

    Courtesy of AMERICAN HONDA MOTOR CO., INC.
11. Install the fuel tank unit in the reverse order of removal.