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Installation [08/2020 - 08/2021]: 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. INSTALL EGR VALVE ASSEMBLY 

    Torque: 

    1. Using an 8 mm socket wrench, install the EGR valve assembly to the EGR valve bracket with the bolt.

      Torque: 10 N.m (102 kgf/cm, 7 ft.lbf) 

    2. Align and fit the hole of the EGR valve bracket to the pin of the camshaft housing.
      GTY947866Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin
      *b Hole
    3. Using an 8 mm socket wrench, install the EGR valve assembly with the EGR valve bracket to the camshaft housing with the bolt.

      Torque: 10 N.m (102 kgf/cm, 7 ft.lbf) 

    4. Install the EGR cooler bracket to the EGR valve bracket and water outlet with the 2 bolts.

      Torque: 24 N.m (245 kgf/cm, 18 ft.lbf) 

    5. Install the No. 4 water by-pass hose to the EGR valve assembly and slide the clip to secure it.
    6. Connect the No. 8 water by-pass hose to the EGR valve assembly and slide the clip to secure it.
  2. INSTALL NO. 1 EGR PIPE SUB-ASSEMBLY 
    1. Install a new EGR inlet gasket to the intake manifold.
    2. Install a new EGR valve adapter gasket to the No. 1 EGR pipe sub-assembly.
    3. Using an 8 mm socket wrench, install the No. 1 EGR pipe sub-assembly to the intake manifold and EGR valve assembly with the 4 bolts.

      Torque: 10 N.m (102 kgf/cm, 7 ft.lbf) 

  3. CONNECT ENGINE WIRE 
    1. GTY740847Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a No. 5 Engine Wire Connector
      *b EGR Valve Assembly Connector

      Engage the 2 wire harness clamps to connect the engine wire.

    2. Install the bolt.

      Torque: 10 N.m (102 kgf/cm, 7 ft.lbf) 

    3. Connect the EGR valve assembly connector.
    4. Connect the No. 5 engine wire connector.
  4. INSTALL EGR COOLER ASSEMBLY 

    See step  1

  5. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 3

  6. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 48

  7. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 2

  8. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  9. INSPECT FOR EXHAUST GAS LEAK 

    Refer to PROCEDURE - Step 9

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