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Home >> Lexus >> 2021 >> ES 250 Luxury >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> Emission Control System (A25A-FKS) - Service Information >> EGR Valve >> Removal [08/2020 - 08/2021] >> Procedure

Removal [08/2020 - 08/2021]: Procedure

  1. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 1

  2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 20

  3. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 3

  4. REMOVE EGR COOLER ASSEMBLY 

    See step  4

  5. DISCONNECT ENGINE WIRE 
    1. Disconnect the No. 5 engine wire connector.
      GTY740847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a No. 5 Engine Wire Connector
      *b EGR Valve Assembly Connector
    2. Disconnect the EGR valve assembly connector.
    3. Remove the bolt.
    4. Disengage the 2 wire harness clamps and disconnect the engine wire.
  6. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY 
    1. Using an 8 mm socket wrench, remove the 4 bolts and No. 1 EGR pipe sub-assembly from the intake manifold and EGR valve assembly.
      GTY754219Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the EGR valve adapter gasket from the No. 1 EGR pipe sub-assembly.
      GTY754217Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the EGR inlet gasket from the intake manifold.
      GTY754218Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE EGR VALVE ASSEMBLY 
    1. Slide the clip and disconnect the No. 8 water by-pass hose from the EGR valve assembly.
      GTY947795Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and remove the No. 4 water by-pass hose from the EGR valve assembly.
      GTY947796Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and EGR cooler bracket from the EGR valve bracket and water outlet.
      GTY771541Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using an 8 mm socket wrench, remove the bolt.
      GTY947807Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the EGR valve assembly with the EGR valve bracket from the camshaft housing vertically.
      GTY948251Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin
      *b Hole
    6. Using an 8 mm socket wrench, remove the bolt and EGR valve assembly from the EGR valve bracket.
      GTY754222Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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