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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Engine Mechanical System (A25A-FXS) - Service Information (2 Of 3)) >> Engine Unit >> Removal [08/2021 - 09/2022] >> Procedure

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

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2024 Lexus ES 300h, 2023 Lexus ES 300h, 2022 Lexus ES 300h, 2021 Lexus ES 300h, and 2020 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE DRIVE SHAFT BEARING BRACKET 
    1. Remove the 3 bolts and drive shaft bearing bracket.
      GTY773125Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE COMPRESSOR WITH MOTOR ASSEMBLY 
    1. Remove the bolt and 2 nuts.
      GTY744326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    2. Using an E8 "TORX" socket wrench, remove the 2 stud bolts and compressor with motor assembly.
      GTY751975Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY 
    1. Slide the clip and disconnect the No. 2 water by-pass pipe sub-assembly from the outlet water by-pass sub-assembly.
      GTY761392Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and the No. 2 water by-pass pipe sub-assembly.
  4. REMOVE FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY) 
    1. Remove the bolt.
      GTY761393Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and remove the flow shutting valve (water by-pass hose assembly) from the water by-pass outlet sub-assembly.
      GTY825063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and water hose clamp bracket.
      GTY838240Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Type A:
      1. Remove the 5 bolts and No. 1 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).
        GTY757874Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Type B:
      1. Remove the 3 bolts and No. 1 exhaust manifold heat insulator from the exhaust manifold (TWC: Front Catalyst).
        GTY1084829Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE MANIFOLD STAY 

    Refer to PROCEDURE - Step 17

  7. REMOVE EXHAUST MANIFOLD (TWC: Front Catalyst) 
    1. Type A:
      1. Using a 12 mm deep socket wrench, remove the 7 nuts and exhaust manifold (TWC: Front Catalyst) from the cylinder head sub-assembly.
        GTY773124Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Type B:
      1. Using a 12 mm deep socket wrench, remove the 7 nuts and exhaust manifold (TWC: Front Catalyst) from the cylinder head sub-assembly.
        GTY1084560Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the exhaust manifold to head gasket from the cylinder head sub-assembly.
      GTY761390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to PROCEDURE - Step 6

  9. REMOVE THROTTLE BODY GASKET 

    Refer to PROCEDURE - Step 7

  10. REMOVE EGR COOLER ASSEMBLY 

    Refer to PROCEDURE - Step 3

  11. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

  12. REMOVE EGR VALVE ASSEMBLY 

    Refer to PROCEDURE - Step 4

  13. REMOVE NO. 3 WATER BY-PASS PIPE 
    1. Using an 8 mm socket wrench, remove the bolt and No. 3 water by-pass pipe from the intake manifold.
      GTY761383Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the No. 3 water by-pass pipe from the water outlet.
  14. REMOVE NO. 2 WATER BY-PASS PIPE 
    1. Remove the bolt (A).
      GTY1002389Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using an 8 mm socket wrench, remove the 2 bolts (B) and No. 2 water by-pass pipe.
  15. REMOVE INTAKE MANIFOLD 

    Refer to PROCEDURE - Step 10

  16. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 11

  17. DISCONNECT FUEL TUBE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 5

  18. REMOVE NO. 1 FUEL PIPE SUB-ASSEMBLY 
    1. Using an 8 mm socket wrench, remove the bolt.
      GTY948032Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a 17 mm union nut wrench, loosen the 2 union nuts of the No. 1 fuel pipe sub-assembly.
  19. REMOVE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure) 

    Refer to PROCEDURE - Step 8

  20. REMOVE NO. 7 WATER BY-PASS HOSE 
    1. Slide the 2 clips and remove the No. 7 water by-pass hose.
      GTY773122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE SENSOR WIRE 
    1. Disconnect the 3 connectors.
      GTY1001473Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 3 clamps.
    3. Using an 8 mm socket wrench, remove the bolt and sensor wire from the water inlet with thermostat sub-assembly.
  22. REMOVE NO. 6 ENGINE WIRE 
    1. Disconnect the 4 connectors.
      GTY761380Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 2 clamps.
    3. Remove the 2 nuts and No. 6 engine wire from the wire harness clamp bracket.
  23. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. Using an 8 mm socket wrench, remove the 2 bolts and wire harness clamp bracket from the No. 1 ventilation case.
      GTY761514Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 10

  25. REMOVE NO. 1 DELIVERY PIPE SPACER 

    Refer to PROCEDURE - Step 11

  26. REMOVE INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 12

  27. REMOVE NO. 5 ENGINE WIRE 

    Refer to PROCEDURE - Step 13

  28. REMOVE PORT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 14

  29. REMOVE FUEL DELIVERY PIPE 

    Refer to PROCEDURE - Step 8

  30. REMOVE DIRECT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 9

  31. REMOVE IGNITION COIL ASSEMBLY 

    Refer to PROCEDURE - Step 2

  32. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 
    1. Remove the engine oil level dipstick.
    2. Using an 8 mm socket wrench, remove the bolt and engine oil level dipstick guide from the camshaft housing sub-assembly.
      GTY756776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the O-ring from the engine oil level dipstick guide.
      GTY756777Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  33. REMOVE NO. 3 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Type A:
      1. Remove the bolt and No. 3 exhaust manifold heat insulator from the cylinder block sub-assembly.
        GTY931758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Type B:
      1. Remove the 2 bolts and No. 3 exhaust manifold heat insulator from the cylinder block sub-assembly.
        GTY760312Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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