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Home >> Lexus >> 2025 >> NX 250 FWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Service Information >> FUEL INJECTOR (for Port Injection) >> Removal [11/2021 - ] >> Procedure

Removal [11/2021 - ]: Procedure

  1. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY 

    Refer to REMOVAL [11/2021 - ] 

  2. REMOVE FUEL PIPE CLAMP 
    1. GTY1074892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. DISCONNECT FUEL TUBE SUB-ASSEMBLY 
    1. GTY1075530Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the fuel tube sub-assembly from the fuel delivery pipe sub-assembly.

        Refer to PRECAUTION [11/2021 - ]

  4. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 
    NOTE:

    If fuel intrudes into the combustion chamber, there may be adverse effects to the engine main body.

    1. GTY1074882Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the 2 bolts and fuel delivery pipe sub-assembly with the 4 port fuel injector assemblies from the cylinder head sub-assembly.
        NOTE:

        Be careful not to drop the port fuel injector assemblies when removing the fuel delivery pipe sub-assembly.

  5. REMOVE NO. 1 DELIVERY PIPE SPACER 
    1. GTY1074896Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE INJECTOR VIBRATION INSULATOR 
    1. GTY1075764Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NO. 5 ENGINE WIRE 
    1. GTY996262Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE PORT FUEL INJECTOR ASSEMBLY 
    NOTE:
    GTY993474Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    • Attach a tag or label with the corresponding cylinder number to each port fuel injector assembly so that they can be installed to their original locations.
    • Cover the port fuel injector assemblies with plastic bags to prevent damage and contamination.
    1. GTY996259Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002