2004 Toyota Tundra Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Fuel Pump: Installation

  1. INSTALL FUEL PUMP FILTER TO FUEL PUMP 

    Using a small screwdriver, push in the clip.

    Fig 1: Installing Clip
    G04207948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL FUEL PUMP TO SUCTION PLATE 
    1. Install the rubber cushion to the fuel pump.
    2. Connect the fuel hose to the outlet port of the fuel pump.
    3. Install the fuel pump by pushing the lower side of the fuel pump.
    4. Connect the lead wire connector to the fuel pump.
    Fig 2: Installing Fuel Pump
    G04207949Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL FUEL PUMP, SENDER GAUGE AND SUCTION PLATE ASSEMBLY TO FUEL TANK 
    1. Install a new gasket to the suction plate.
    2. Insert the fuel pump, sender gauge and suction plate assembly into the fuel tank.
    3. Install the suction plate with the 8 bolts.

      Torque: 3.5 N.m (35 kgf.cm, 31 in.-lbf) 

    Fig 3: Installing Bolts
    G04207950Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. CONNECT FUEL MAIN TUBE AND RETURN TUBE TO SUCTION PLATE (See  PRECAUTION  ) 
  5. CONNECT FUEL PUMP & SENDER GAUGE CONNECTOR 
  6. INSTALL FUEL TANK (See  FUEL TANK AND LINE  ) 
  7. CHECK FOR FUEL LEAKS (See  PRECAUTION  ) 
    Fig 4: Connecting Fuel Main Tube And Return Tube To Suction Plate
    G04207951Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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.