Fuel Tank Unit Disassembly and Reassembly (2013-18): Reassembly

2015 Acura RDX AWDSECTION Reassembly

Fuel Pump/Fuel Gauge Sending Unit 

  1. Fuel Pump/Fuel Gauge Sending Unit - Install
    GHH74409Courtesy of HONDA, U.S.A., INC.
    1. Install the fuel level sensor (fuel gauge sending unit) (A) to the fuel tank unit (fuel pump).
    NOTE:
    • When connecting the wire harness, make sure the connection is secure and the connector is firmly locked into place.
    • When installing the fuel gauge sending unit, be careful not to bend or twist it excessively.
  2. Fuel Tank Unit - Install
      1. Install the fuel tank unit .

    Fuel Pressure Regulator 

  3. Fuel Pressure Regulator - Install
    GHH74410Courtesy of HONDA, U.S.A., INC.
    1. Install the fuel pressure regulator (A) with new O-rings (B) and a new backup ring (C).
    NOTE:
    • Coat the O-ring with clean engine oil; do not use any other oil or fluid.
    • Do not pinch the O-ring during installation.
    • Use all the new parts supplied in the pressure regulator replacement kit.

    2. Install a new bracket (D)3. Install the reservoir (E).

    NOTE: NOTE:  When installing the reservoir, be careful not to bend or twist the fuel gauge sending unit excessively.
  4. Fuel Tank Unit - Install
      1. Install the fuel tank unit .

    Fuel Filter 

  5. Fuel Filter - Install
    GHH74411Courtesy of HONDA, U.S.A., INC.
    1. Install the fuel filter set (A).
    NOTE:
    • Coat the O-rings with clean engine oil; do not use any other oil or fluid.
    • Do not pinch the O-rings during installation.
    • When connecting the wire harness, make sure the connection is secure and the connectors are firmly locked into place.
    • When installing the fuel gauge sending unit, make sure the connection is secure and the connector is firmly locked into place. Be careful not to bend or twist it excessively.
    • Use all the new parts supplied in the fuel filter replacement kit.
  6. Fuel Tank Unit - Install
      1. Install the fuel tank unit .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.