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Home >> Toyota >> 2024 >> Corolla LE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (Emission Control System (2ZR-FXE) - Service Information) >> EGR Cooler >> Removal [04/2020 - 09/2022] >> Procedure

Removal [04/2020 - 09/2022]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REMOVE INVERTER WITH CONVERTER ASSEMBLY 

    Refer to REMOVAL [04/2020 - 09/2022]

  2. REMOVE EGR PIPE ASSEMBLY 

    Refer to PROCEDURE - Step 8

  3. DISCONNECT WATER BY-PASS HOSE 
    1. Slide the clip and disconnect the water by-pass hose from the EGR valve assembly.
      GTY603533Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT INLET HEATER WATER HOSE 
    1. Slide the clip and disconnect the inlet heater water hose from the EGR pipe with cooler sub-assembly.
      GTY603496Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT NO. 4 WATER BY-PASS HOSE 
    1. Slide the clip and disconnect the No. 4 water by-pass hose from the EGR pipe with cooler sub-assembly.
      GTY565479Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE EGR PIPE WITH COOLER SUB-ASSEMBLY 
    1. Disconnect the EGR valve assembly connector.
      GTY565426Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 nuts and disconnect the EGR pipe with cooler sub-assembly from the exhaust manifold (TWC: Front Catalyst).
      GTY565493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and 2 nuts and disconnect the EGR pipe with cooler sub-assembly with the EGR valve assembly from the cylinder head sub-assembly and camshaft housing sub-assembly.
      GTY551308Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    4. Using an E8 "TORX" socket wrench, remove the 2 stud bolts from the cylinder head sub-assembly and camshaft housing sub-assembly.
      GTY565490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      If a stud bolt is deformed or the threads are damaged, replace it.

    5. Remove the EGR pipe with cooler sub-assembly with the EGR valve assembly.
      GTY565642Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the EGR cooler gasket from the EGR pipe with cooler sub-assembly.
      GTY603499Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Slide the clip and disconnect the No. 6 water by-pass hose from the EGR pipe with cooler sub-assembly.
      GTY565489Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Remove the 2 nuts and EGR pipe with cooler sub-assembly from the EGR valve assembly.
      GTY565491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Remove the EGR valve gasket from the EGR valve assembly.
      GTY565480Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    10. Using an E8 "TORX" socket wrench, remove the 3 stud bolts from the EGR pipe with cooler sub-assembly.

      HINT: 

      If a stud bolt is deformed or the threads are damaged, replace it.

      GTY555297Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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