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Home >> Lexus >> 2025 >> NX 350h >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> Emission Control System - Service Information >> EGR Valve >> Removal [11/2021 - ] >> Procedure

Removal [11/2021 - ]: Procedure

  1. REMOVE EGR COOLER ASSEMBLY 

    Refer to REMOVAL [11/2021 - ] 

  2. DISCONNECT FUEL VAPOR FEED HOSE ASSEMBLY 
    1. GTY1077803Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. DISCONNECT NO. 2 FUEL VAPOR FEED HOSE ASSEMBLY 
    1. GTY1077798Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT ENGINE WIRE 
    1. GTY1077799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 1 EGR PIPE SUB-ASSEMBLY 
    1. GTY1079711Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      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.
  6. REMOVE EGR VALVE ADAPTER GASKET 
    1. GTY999314Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE EGR INLET GASKET 
    1. GTY999321Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. DISCONNECT NO. 4 WATER BY-PASS HOSE 
    1. GTY1077809Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. DISCONNECT NO. 8 WATER BY-PASS HOSE 
    1. GTY1077810Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE EGR VALVE ASSEMBLY 
    1. GTY1079430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an 8 mm socket wrench, remove the 2 bolts and EGR valve assembly from the camshaft housing.