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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 44 (Emission Control System (2GR-FXS) - Service Information) >> EGR Valve >> Removal [12/2023 - ] >> Procedure

Removal [12/2023 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
  1. DRAIN ENGINE COOLANT (for Engine) 

    Refer to REPLACEMENT [12/2023 - ]

  2. REMOVE FRONT EXHAUST PIPE ASSEMBLY 
    Refer to PROCEDURE - Step 5
  3. REMOVE FRONT NO. 2 EXHAUST PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 6
  4. REMOVE FRONT EXHAUST PIPE SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 9
  5. REMOVE ELECTRIC HEATER SUB-ASSEMBLY 

    Refer to REMOVAL [12/2023 - ]

  6. REMOVE V-BANK COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 26
  7. REMOVE NO. 1 ENGINE COVER 

    Refer to PROCEDURE - Step 30

  8. DISCONNECT WIRE HARNESS 
    1. GTY1239399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE NO. 2 EGR PIPE 
    Refer to PROCEDURE - Step 16
  10. REMOVE NO. 2 EGR PIPE GASKET 

    Refer to PROCEDURE - Step 17

  11. DISCONNECT NO. 10 WATER BY-PASS HOSE AND NO. 11 WATER BY-PASS HOSE 
    1. GTY1235849Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 10 Water By-pass Hose *2 No. 11 Water By-pass Hose
  12. DISCONNECT NO. 6 WATER BY-PASS HOSE 
    1. GTY1229324Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE EGR VALVE ASSEMBLY 
    1. GTY1229771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 EGR Cooler Assembly *2 No. 1 EGR Pipe
      *3 Exhaust Manifold Assembly RH - -
      Bolt Nut
      1. Remove the 3 nuts and disconnect the EGR cooler assembly from the EGR cooler bracket.
      2. Remove the 4 nuts and bolt and disconnect the No. 1 EGR pipe from the EGR cooler assembly and exhaust manifold assembly RH.
      3. Remove the 4 bolts and disconnect the EGR cooler bracket from the cylinder head cover sub-assembly RH and camshaft housing sub-assembly RH.
      4. Remove the EGR valve assembly, EGR cooler assembly, No. 1 EGR pipe and EGR cooler bracket.
      5. Slide the clip and disconnect the No. 9 water by-pass hose from the EGR valve assembly.
      6. Remove the 2 nuts and EGR valve assembly from the EGR cooler assembly.
      7. Remove the EGR valve gasket from the EGR valve assembly.
  14. REMOVE EGR INLET GASKET 
    1. GTY1229326Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002