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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 143 (ENGINE CONTROLS - REMOVAL & INSTALLATION 4-CYLINDER)FUEL SYSTEMSFUEL PUMPDISASSEMBLY & REASSEMBLY
2004 Toyota Matrix XR, FWD, Standard

Disassembly & Reassembly

2004 Toyota Matrix XR, FWD, StandardSECTION Disassembly & Reassembly
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2003 Toyota Tacoma, 2003 Toyota RAV4, 2003 Toyota Prius, 2003 Toyota Matrix, and 2003 Toyota MR2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Using screwdriver, release snap fit areas on No. 2 fuel suction support and remove No. 2 fuel suction support from bottom of fuel pump. See Figure. Remove rubber cushion from bottom of fuel pump.
  2. Remove fuel pressure regulator with "O" ring. See Figure.
  3. Disconnect lead wire at fuel pump. Remove fuel pump with fuel filter from fuel filter assembly. See Figure.
  4. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from bottom of fuel pump.
  5. Using screwdriver, release snap fit areas on fuel suction plate subassembly and separate fuel suction plate subassembly from fuel filter assembly. See Figure.
  6. If necessary to remove fuel gauge sending unit, unlock fuel gauge sending unit. Slide fuel gauge sending unit downward and remove.
  7. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter and NEW "O" ring. Coat "O" ring with gasoline before installing. Ensure fuel gauge sending unit is fully locked in place by pushing fuel gauge sending unit downward.


  1. Note location of fuel pump mounting bracket. See Figure. Using screwdriver, release snap fit areas on fuel pump mounting bracket and remove fuel pump mounting bracket with round fuel filter from fuel pump. See Figure.
  2. Disconnect electrical connector at fuel pump. Disconnect fuel gauge sending unit wire from bottom of fuel pump mounting bracket.
  3. Using screwdriver, release snap fit areas on fuel pump in proper sequence and remove cover bracket and rubber cushion from bottom of fuel pump. See Figure.
  4. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. See Figure. Remove fuel filter from fuel pump.
  5. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter.


  1. Using screwdriver, pry No. 2 fuel suction support from bottom of fuel pump. See Figure. Remove rubber cushion.
  2. Disconnect lead wire for fuel gauge sending unit. Press lock on main fuel filter and slide fuel gauge sending unit from main fuel filter. See Figure. Main fuel filter may also be referred to as fuel pump filter.
  3. Using screwdriver, remove No. 1 fuel suction support from main fuel filter. See Figure. Use care not to damage No. 1 fuel suction support and main fuel filter during removal.
  4. Disconnect lead wire from fuel pump and No. 1 fuel suction support.
  5. Remove retaining clip and vapor pressure sensor from No. 1 fuel suction support.
  6. Remove fuel pump from main fuel filter. Remove fuel pressure regulator with "O" ring from main fuel filter. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from fuel pump.
  7. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter and NEW "O" ring on fuel pressure regulator. Coat "O" ring with gasoline before installing fuel pressure regulator. Install fuel gauge sending unit on main fuel filter so fuel gauge sending unit installation distance between float fulcrum and No. 1 fuel suction support is 5.91" (150.0 mm). See Figure.


  1. Using screwdriver, pry No. 2 fuel suction support from bottom of fuel pump. See Figure. Remove rubber cushion. Remove fuel pressure regulator with "O" ring from main fuel filter.
    CAUTION: Use care when removing retaining clip as not to damage fuel suction support.
  2. Disconnect fuel sender gauge connector. Using screwdriver, unlock fuel sender gauge and slide to remove it.
  3. Disconnect fuel pump connector. Using small screwdriver, disengage claws and remove fuel suction plate.
  4. Remove clip and vapor pressure sensor.
  5. Remove fuel pump wire harness from fuel suction plate.
  6. Remove fuel pump from fuel filter.
  7. Using small screwdriver, remove clip and pull out fuel pump filter away from fuel pump.
  8. Remove fuel pressure regulator from fuel filter and remove "O" ring from fuel pressure regulator.
  9. To reassemble, reverse disassembly procedure using NEW "O" ring on fuel pressure regulator and NEW retaining clip on fuel filter. Coat "O" ring with gasoline before installing fuel pressure regulator.


  1. Using screwdriver, pry No. 2 fuel suction support from bottom of fuel pump. See Figure.
  2. Remove rubber cushion and fuel pressure regulator with "O" ring.
  3. Disconnect electrical connector for fuel gauge sending unit.
  4. Using screwdriver, remove No. 1 fuel suction support from fuel filter. See Figure. Use care not to damage No. 1 fuel suction support during removal. Remove "O" ring from No. 1 fuel suction support. Disconnect lead wire from fuel pump.
  5. Remove retaining clip and vapor pressure sensor from No. 1 fuel suction support. Remove fuel pump with "O" ring from fuel filter. Remove "O" ring from fuel pump.
  6. To reassemble, reverse disassembly procedure using NEW "O" rings. Coat "O" rings with gasoline before installing.


  1. Using screwdriver, release snap fit areas on No. 2 fuel suction support and remove No. 2 fuel suction support from bottom of fuel pump. See Figure.
  2. Remove rubber cushion from bottom of fuel pump.
  3. Remove fuel pressure regulator with jet pump assembly and "O" ring. See Figure.
  4. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from fuel pump.
  5. Using screwdriver, release snap fit areas on No. 1 fuel suction support and remove No. 1 fuel suction support from fuel pump mounting bracket. See Figure.
  6. Disconnect fuel pump electrical connector from top of fuel pump. Remove fuel pump with main fuel filter.
  7. Remove fuel pump from main fuel filter. If necessary to remove fuel gauge sending unit from fuel pump mounting bracket, disengage fuel gauge sending unit. Slide fuel gauge sending unit downward and remove from fuel pump mounting bracket.
  8. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter and NEW "O" rings. Coat "O" ring with gasoline before installing. Ensure fuel gauge sending unit is fully seated in fuel pump mounting bracket.


  1. Using screwdriver, pry No. 2 fuel suction support from bottom of fuel pump. See Figure. Remove rubber cushion from bottom of fuel pump.
  2. Disconnect lead wire from bottom of No. 1 fuel suction support. No. 1 fuel suction support may also be referred to as fuel suction plate.
  3. Using screwdriver, release snap fit areas on No. 1 fuel suction support and remove No. 1 fuel suction support from main fuel filter. See Figure. Use care not to damage No. 1 fuel suction support and main fuel filter. Main fuel filter may also be referred to as fuel filter assembly.
  4. Disconnect electrical connector for fuel pump from bottom of No. 1 fuel suction support. Remove fuel pump from main fuel filter. See Figure.
  5. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from fuel pump. Remove fuel pressure regulator with "O" ring from top of main fuel filter. See Figure. Remove "O" ring from fuel pressure regulator.
  6. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter and NEW "O" ring. Coat "O" ring with gasoline before installing fuel pressure regulator.


  1. Using screwdriver, pry No. 2 fuel suction support from bottom of fuel pump. See Figure. Remove rubber cushion from bottom of fuel pump.
  2. Disconnect lead wire from bottom of No. 1 fuel suction support. No. 1 fuel suction support may also be referred to as fuel suction plate. Using screwdriver, release snap fit areas on No. 1 fuel suction support and remove No. 1 fuel suction support from main fuel filter. See Figure. Use care not to damage No. 1 fuel suction support and main fuel filter. Main fuel filter may also be referred to as fuel filter assembly.
  3. Disconnect electrical connector for fuel pump from bottom of No. 1 fuel suction support.
  4. Remove fuel pump from main fuel filter. See Figure. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from fuel pump.
  5. Remove fuel pressure regulator with "O" ring from top of main fuel filter. See Figure. Remove "O" ring from fuel pressure regulator.
  6. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter and NEW "O" ring. Coat "O" ring with gasoline before installing fuel pressure regulator.


  1. Disconnect electrical connector on lead wire from the fuel pump. See Figure.
  2. Pull bottom of fuel pump from fuel pump mounting bracket.
  3. Disconnect fuel hose at top of fuel pump.
  4. Remove fuel pump with rubber cushion from fuel pump mounting bracket. Remove rubber cushion from bottom of fuel pump.
  5. Using small screwdriver, remove retaining clip that holds fuel filter on bottom of fuel pump. Remove fuel filter from fuel pump.
  6. To reassemble, reverse disassembly procedure using NEW retaining clip on fuel filter.
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