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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Service Information (2 Of 2) >> FUEL PUMP (for High Pressure) >> Removal [12/2022 - 03/2023] >> Procedure

Removal [12/2022 - 03/2023]: Procedure

  1. DISCHARGE FUEL SYSTEM PRESSURE 

    Refer to PRECAUTION [12/2022 - 03/2023]

  2. REMOVE EGR VALVE ASSEMBLY 

    Refer to REMOVAL [12/2022 - 03/2023]

  3. REMOVE INTAKE MANIFOLD 

    Refer to REMOVAL [12/2022 - ]

  4. DISCONNECT FUEL TUBE SUB-ASSEMBLY 
    1. GTY1142281Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the fuel tube sub-assembly from the fuel (engine room side) pump assembly.

        Refer to PRECAUTION [12/2022 - 03/2023]

  5. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY 
    WARNING:

    To prevent serious injury due to fuel spray from the high-pressure fuel lines, always discharge fuel system pressure before removing any fuel system components.

    1. GTY1147775Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the ignition coil connector.
      2. Using an 8 mm socket wrench, remove the bolt.
      3. Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly.
      4. Loosen the 2 bolts of the fuel (engine room side) pump assembly.
      5. Remove the No. 1 fuel pipe sub-assembly from the fuel delivery pipe and fuel (engine room side) pump assembly.
  6. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY 
    NOTE:

    When replacing the fuel (engine room side) pump assembly, it is necessary to replace the No. 1 fuel pipe sub-assembly with a new one.

    1. GTY1158259Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE FUEL PUMP SPACER GASKET 
    1. GTY1158274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE FUEL PUMP LIFTER ASSEMBLY 
    1. GTY1158271Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002