2007 Lexus SC 430FACTORY OEM SERVICE PROCEDURE

Fuel Pump: Disassembly

  1. REMOVE NO. 2 FUEL SUCTION SUPPORT 
    1. Using 2 screwdrivers, disconnect the 3 snap claws from the claw holes and remove the fuel suction support.
      NOTE: Be careful not to damage the suction support and fuel filter.
    2. Remove the fuel pump cushion rubber.
      Fig 1: Locating No. 2 Fuel Suction Support
      G05289187Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE FUEL PRESSURE WITH JET PUMP REGULATOR ASSEMBLY 
    1. Disconnect the fuel return jet tube from the clamp of the fuel filter.
    2. Pull out the fuel pressure regulator and fuel return jet tube.
    3. Remove the O-ring from the fuel pressure regulator.
      Fig 2: Pulling Fuel Pressure Regulator And Fuel Return Jet Tube
      G05289188Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE FUEL SUCTION PLATE WITH SENDER GAUGE 
    1. Using 2 screwdrivers, disconnect the 4 snap claws from the claw holes and remove the fuel filter.
      NOTE: Be careful not to damage the filter assembly and suction plate.
    2. Disconnect the fuel pump connector.
    3. Remove the O-ring from the fuel port of the fuel suction plate.
      Fig 3: Disconnecting Snap Claws To Claw Holes
      G05289189Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE FUEL PUMP FILTER 
    1. Remove the clip and filter.
  5. REMOVE FUEL PUMP ASSEMBLY 
    1. Pull out the fuel pump.
    2. Remove the seal and spacer from the fuel pump.
Factory Service Tools

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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.

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