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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Engine Intake / Exhaust System (A25A-FKS) - Service Information) >> Intake Manifold >> Removal [08/2020 - 08/2021] >> Procedure

Removal [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. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 2

  2. REMOVE INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 10

  3. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to REMOVAL [08/2020 - ]

  4. REMOVE EGR VALVE ASSEMBLY 

    Refer to REMOVAL [08/2020 - 08/2021]

  5. REMOVE E.F.I. VACUUM SENSOR ASSEMBLY (MANIFOLD ABSOLUTE PRESSURE SENSOR) 

    Refer to PROCEDURE - Step 1

  6. DISCONNECT ENGINE WIRE 
    1. Remove the bolt.
      GTY754213Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the wire harness clamp and disconnect the engine wire.
  7. REMOVE NO. 2 WATER BY-PASS PIPE 
    1. Using an 8 mm socket wrench, remove the 2 bolts (A) and separate the No. 2 water by-pass pipe from the intake manifold.
      GTY751309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt (B) and No. 2 water by-pass pipe from the cylinder block sub-assembly.
  8. DISCONNECT NO. 3 WATER BY-PASS PIPE 
    1. Slide the clip and disconnect the No. 5 water by-pass hose from the No. 3 water by-pass pipe.
      GTY754209Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using an 8 mm socket wrench, remove the bolt and disconnect the No. 3 water by-pass pipe from the intake manifold.
  9. DISCONNECT NO. 2 FUEL VAPOR FEED HOSE 
    1. Disconnect the No. 2 fuel vapor feed hose from the intake manifold.
      GTY754210Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE INTAKE MANIFOLD 
    1. Remove the 5 bolts and intake manifold from the cylinder head sub-assembly.
      GTY771539Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET 
    1. Remove the No. 1 intake manifold to head gasket from the intake manifold.
      GTY754211Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE NO. 1 ENGINE COVER 
    1. Remove the clip and No. 1 engine cover.
      GTY771536Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE VACUUM HOSE 
    1. Remove the vacuum hose from the intake manifold.
      GTY744642Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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