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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 99 (Fuel System (A25A-FKS) - Service Information) >> FUEL INJECTOR (for Port Injection) >> Removal [08/2021 - 09/2022] >> Procedure

Removal [08/2021 - 09/2022]: Procedure

WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY 

    Refer to REMOVAL [08/2021 - 09/2022] 

  2. DISCONNECT FUEL TUBE SUB-ASSEMBLY 
    1. Remove the fuel pipe clamp from the fuel tube connector.
      GTY754422Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the fuel tube sub-assembly from the fuel delivery pipe sub-assembly.
      GTY754423Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Refer to PRECAUTION [08/2020 - ]

  3. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 
    1. Remove the 2 bolts and fuel delivery pipe sub-assembly with the 4 port fuel injector assemblies from the cylinder head sub-assembly.
      GTY754424Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • If fuel intrudes into the combustion chamber, there may be adverse affects to the engine main body.
      • Be careful not to drop the port fuel injector assemblies when removing the fuel delivery pipe sub-assembly.
  4. REMOVE NO. 1 DELIVERY PIPE SPACER 
    1. Remove the 2 No. 1 delivery pipe spacers from the cylinder head sub-assembly.
      GTY754425Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE INJECTOR VIBRATION INSULATOR 
    1. Remove the 4 injector vibration insulators from the cylinder head sub-assembly.
      GTY754429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE NO. 5 ENGINE WIRE 
    1. Disconnect the 4 port fuel injector assembly connectors and No. 2 fuel pressure sensor connector.
      GTY771589Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 clamps to remove the No. 5 engine wire from the fuel delivery pipe sub-assembly.
  7. REMOVE PORT FUEL INJECTOR ASSEMBLY 
    1. Pull the 4 port fuel injector assemblies out of the fuel delivery pipe sub-assembly.
      GTY948848Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from each port fuel injector assembly.
      GTY948849Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. 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.
      NOTE:

      Cover the port fuel injector assemblies with plastic bags to prevent damage and contamination.

      GTY948565Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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