LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2012 >> LS 460 AWD >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Fuel System (Service Information) >> Fuel Pump >> Reassembly >> Reassembly
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Fuel Pump: Reassembly: Reassembly

  1. INSTALL FUEL PUMP ASSEMBLY 
    1. Apply gasoline to a new O-ring. Then install the O-ring and spacer to the fuel pump.
      Fig 1: Identifying O-Ring And Spacer
      GTY102669Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Apply a light coat of gasoline to 2 new O-rings, and install them onto the fuel main valve.
      Fig 2: Identifying Light Coat Of Gasoline To O-Rings
      GTY145220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the fuel main valve to the fuel filter.
      Fig 3: Identifying Fuel Main Valve
      GTY284043Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Attach the 5 claws on the fuel filter and install the fuel pump.
      Fig 4: Identifying Fuel Pump And Claws
      GTY142517Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Make sure the O-rings are not cut or pinched during the installation.
      • Attach the claws securely.
    5. Connect the fuel pump connector to the fuel pump.
      Fig 5: Identifying Fuel Pump Connector
      GTY100238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL JET PUMP 
    1. Apply gasoline to a new O-ring and install it to the jet pump.
      Fig 6: View Of Removing O-Ring From Jet Pump
      GTY103821Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the jet pump to the sub-tank as shown.
      Fig 7: Identifying Jet Pump
      GTY129359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL FUEL FILTER 
    1. Install the fuel filter to the sub-tank and attach the 2 claws.
      Fig 8: Identifying Fuel Filter And Claws
      GTY121493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL FUEL SUCTION PLATE SUB-ASSEMBLY 
    1. Install the spring to the fuel suction plate shaft.
    2. Install the fuel suction plate to the sub-tank.
    3. Install a new E-ring.
      Fig 9: Identifying E-Ring
      GTY101022Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the fuel pump connector to the fuel suction plate.
      Fig 10: Identifying Fuel Pump Connector
      GTY100268Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSTALL FUEL SENDER GAUGE ASSEMBLY 
    Fig 11: Connecting Fuel Sender Gauge Connector To Fuel Suction Plate
    GTY288230Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Set the fuel sender gauge to the fuel sub-tank. Then slide the sender gauge downward to install it.
    2. Connect the fuel sender gauge connector to the fuel suction plate.
      NOTE: Do not touch the sender plate's resistance plate area or the contact area.