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Home >> Lexus >> 2025 >> NX 350h >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Engine Lubrication System - Service Information >> Engine Oil Cooler >> Installation [11/2021 - ] >> Procedure

Installation [11/2021 - ]: Procedure

  1. INSTALL OIL CONTROL VALVE FILTER (w/ Filter) 
  2. INSTALL OIL COOLER GASKET 
  3. INSTALL OIL COOLER ASSEMBLY 

    Torque: 16 N.m (163 kgf/cm, 12 ft.lbf) 

  4. CONNECT NO. 2 WATER BY-PASS HOSE 
  5. CONNECT NO. 1 WATER BY-PASS HOSE 
  6. ADD ENGINE OIL 

    Refer to PROCEDURE - Step 5 [11/2021 - 03/2023] , or refer to PROCEDURE - Step 5 [03/2023 - ]

  7. ADD ENGINE COOLANT (for Engine) 

    Refer to PROCEDURE - Step 5

  8. INSPECT FOR ENGINE OIL LEAK 

    Refer to PROCEDURE - Step 6 [11/2021 - 03/2023] , or refer to PROCEDURE - Step 6 [03/2023 - ]

  9. CHECK ENGINE OIL LEVEL 

    Refer to PROCEDURE - Step 1 [11/2021 - 03/2024] , or refer to PROCEDURE - Step 1 [03/2024 - ]

  10. INSPECT FOR COOLANT LEAK (for Engine) 

    Refer to PROCEDURE - Step 1

  11. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 67 [11/2021 - 03/2024] , or refer to PROCEDURE - Step 63 [03/2024 - ]

  12. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 68 [11/2021 - 03/2024] , or refer to PROCEDURE - Step 64 [03/2024 - ]

  13. INSTALL FRONT FENDER FRONT SPLASH SHIELD LH 
  14. INSTALL FRONT FENDER FRONT SPLASH SHIELD RH 
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