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Home >> Lexus >> 2022 >> RX 350L FWD >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - Service Information >> Thermostat >> Installation [09/2015 - ] >> Procedure

Installation [09/2015 - ]: Procedure

  1. INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY 
    1. Install a new gasket to the water inlet with thermostat sub-assembly.
    2. Install the water inlet with thermostat sub-assembly with the 2 bolts and 2 nuts.

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

  2. CONNECT WATER BY-PASS HOSE 
    1. Connect the water by-pass hose and slide the clip to secure it.
  3. CONNECT NO. 2 RADIATOR HOSE 
    1. Connect the No. 2 radiator hose and slide the clip to secure it.
  4. INSTALL FRONT NO. 1 ENGINE MOUNTING BRACKET LH 

    Refer to PROCEDURE - Step 75

  5. CONNECT ENGINE WIRE 
    1. Connect the water inlet with thermostat sub-assembly connector.
    2. Connect the engine wire with the bolt.

      Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

  6. INSTALL ENGINE MOUNTING SPACER 
    1. Install the engine mounting spacer with the 2 bolts.

      Torque: 71 N*m (724 kgf*cm, 52 ft.*lbf) 

  7. INSTALL ENGINE MOUNTING INSULATOR SUB-ASSEMBLY RH 
    1. Install the engine mounting insulator sub-assembly RH with the 2 bolts and nut.

      Torque: 71 N*m (724 kgf*cm, 52 ft.*lbf) 

    2. Install the engine mounting insulator sub-assembly RH to the front No. 1 engine mounting bracket LH with the 2 bolts and 2 nuts.

      Bolt and Nut (A) 

      Torque: 71 N*m (724 kgf*cm, 52 ft.*lbf) 

      Nut (B) 

      Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf) 

      GTY676431Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the cooler bracket to the engine mounting insulator sub-assembly RH with the bolt.

      Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) 

  8. INSTALL NO. 2 ENGINE MOUNTING STAY RH 

    Refer to PROCEDURE - Step 8

  9. REMOVE ENGINE SUPPORT BRIDGE 

    for 2WD: Refer to PROCEDURE - Step 17 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 17 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 17 [08/2019 - ]

    for AWD: Refer to PROCEDURE - Step 19 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 19 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 19 [08/2019 - ]

  10. CONNECT NO. 1 RADIATOR HOSE 

    See step  7

  11. INSTALL BRAKE ACTUATOR ASSEMBLY 

    Refer to INSTALLATION [09/2015 - ]

  12. INSTALL WIRE HARNESS CLAMP BRACKET 

    for 2WD: Refer to PROCEDURE - Step 20 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 20 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 20 [08/2019 - ]

    for AWD: Refer to PROCEDURE - Step 22 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 22 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 22 [08/2019 - ]

  13. INSTALL FUEL PUMP PROTECTOR 

    Refer to PROCEDURE - Step 6

  14. INSTALL BATTERY BRACKET REINFORCEMENT 

    for 2WD: Refer to PROCEDURE - Step 37 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 37 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 39 [08/2019 - ]

    for AWD: Refer to PROCEDURE - Step 40 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 40 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 42 [08/2019 - ]

  15. INSTALL BATTERY CARRIER SUB-ASSEMBLY 

    for 2WD: Refer to PROCEDURE - Step 38 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 38 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 40 [08/2019 - ]

    for AWD: Refer to PROCEDURE - Step 41 [09/2015 - 12/2017] , or refer to PROCEDURE - Step 41 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 43 [08/2019 - ]

  16. INSTALL BATTERY 

    for 2WD: Refer to PROCEDURE - Step 3

    for AWD: Refer to PROCEDURE - Step 3

  17. INSTALL INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 2

  18. INSTALL INTAKE AIR SURGE TANK ASSEMBLY 

    Refer to INSTALLATION [09/2015 - ]

  19. INSTALL ECM 

    Refer to INSTALLATION [09/2015 - ]

  20. INSTALL NO. 2 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 66 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 66 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 66 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 66 [08/2019 - ]

  21. INSTALL OUTER COWL TOP PANEL SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 12 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 12 [08/2016 - 08/2019] , or refer to PROCEDURE - Step 12 [08/2019 - ]

  22. INSTALL WINDSHIELD WIPER MOTOR AND LINK ASSEMBLY 

    Refer to INSTALLATION [09/2015 - ]