Fuel Pump Assembly (FA20): Disassembly

CAUTION: Do not disconnect the press fit hoses of fuel pump assembly shown in the figure.

Fig 1: Locating Fuel Pump Assembly Hoses

Courtesy of SUBARU OF AMERICA, INC.

Fuel sender gauge assembly removal (Refer to REMOVAL )
Fuel sub tank removal
1. Disconnect the fuel pump harness connector.
  
  Fig 2: Locating Fuel Pump Harness Connector
  Courtesy of SUBARU OF AMERICA, INC.
2. Hold down the fuel suction plate in the direction of arrow shown the figure.
3. Remove the E-ring.
  
  Fig 3: Removing E-Ring
  Courtesy of SUBARU OF AMERICA, INC.
4. Using a flat tip screwdriver wrapped with protective tape, release the claw and disconnect the jet pump nozzle.
  
  Fig 4: Removing Jet Pump Nozzle Claw Using Flat Tip Screwdriver
  Courtesy of SUBARU OF AMERICA, INC.
5. Using a flat tip screwdriver wrapped with protective tape, release the three claws and pull out the fuel suction plate.
  CAUTION: Do not damage the fuel sub tank and fuel filter.
  
  Fig 5: Removing Fuel Suction Plate
  Courtesy of SUBARU OF AMERICA, INC.
6. Using a flat tip screwdriver wrapped with protective tape, release the claw and disconnect the jet pump.
  
  Fig 6: Locating Jet Pump Claw
  Courtesy of SUBARU OF AMERICA, INC.
7. Remove the O-ring from the fuel sub tank.
  
  Fig 7: Identifying Fuel Sub Tank O-Ring
  Courtesy of SUBARU OF AMERICA, INC.
Fuel pump removal
1. Release the two claws using a flat tip screwdriver wrapped with protective tape.
  
  Fig 8: Identifying Fuel Pump Claws
  Courtesy of SUBARU OF AMERICA, INC.
2. Using a flat tip screwdriver wrapped with protective tape, release the three claws and pull the fuel pump straight out.
  CAUTION: Do not damage the fuel pump and fuel filter.
  
  Fig 9: Identifying Fuel Pump And Filter Claws
  Courtesy of SUBARU OF AMERICA, INC.
3. Disconnect the connector and remove the fuel pump harness.
4. Remove the O-ring and spacer from the fuel pump.
  
  Fig 10: Locating Fuel Pump Harness Connector
  Courtesy of SUBARU OF AMERICA, INC.
Fuel pressure regulator removal
1. Remove the fuel pressure regulator from the fuel pump.
  
  Fig 11: Locating Fuel Pressure Regulator
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the two O-rings and back-up ring from the fuel pressure regulator.
  
  Fig 12: Identifying Fuel Pressure Regulator O-Rings And Back-Up Ring
  Courtesy of SUBARU OF AMERICA, INC.